Refractor controller blueprint modules

Move controller blueprints modules to blueprints processor and change the maven group name.

Fix test cba and model type paths

Fix dependencies issues.

Issue-ID: CCSDK-1663
Signed-off-by: Brinda Santh <bs2796@att.com>
Change-Id: I3654e6f04811470327acba90e8a452b66e3e189b

19 files changed, 1794 insertions, 0 deletions

diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/pom.xml b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/pom.xml
new file mode 100644
index 000000000..d0072b810
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/pom.xml
@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright © 2017-2018 AT&T Intellectual Property.
+  ~
+  ~ Modifications Copyright © 2018 IBM.
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+       <groupId>org.onap.ccsdk.cds.blueprintsprocessor</groupId>
+       <artifactId>blueprints</artifactId>
+       <version>0.7.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>blueprint-validation</artifactId>
+
+    <name>Controller Blueprints Validation Service</name>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-context</artifactId>
+        </dependency>
+        <dependency>
+           <groupId>org.onap.ccsdk.cds.blueprintsprocessor</groupId>
+           <artifactId>blueprint-core</artifactId>
+        </dependency>
+        <dependency>
+           <groupId>org.onap.ccsdk.cds.blueprintsprocessor</groupId>
+           <artifactId>resource-dict</artifactId>
+        </dependency>
+
+        <!--Testing dependencies-->
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-test-junit</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.mockk</groupId>
+            <artifactId>mockk</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlinx</groupId>
+            <artifactId>kotlinx-coroutines-test</artifactId>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt
new file mode 100644
index 000000000..73504314b
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt
@@ -0,0 +1,99 @@
+/*
+ *  Copyright © 2018 IBM.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+import java.io.File
+
+@Service("default-artifact-definition-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintArtifactDefinitionValidatorImpl(
+    private val bluePrintTypeValidatorService: BluePrintTypeValidatorService
+) : BluePrintArtifactDefinitionValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintArtifactDefinitionValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+    lateinit var bluePrintContext: BluePrintContext
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(
+        bluePrintRuntimeService: BluePrintRuntimeService<*>,
+        name: String,
+        artifactDefinition: ArtifactDefinition
+    ) {
+
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+        this.bluePrintContext = bluePrintRuntimeService.bluePrintContext()
+
+        paths.add(name)
+        val type: String = artifactDefinition.type
+        log.trace("Validation ArtifactDefinition of type {$type}")
+        // Check Artifact Type
+        checkValidArtifactType(name, type)
+
+        val file: String = artifactDefinition.file
+
+        val completePath = bluePrintContext.rootPath.plus(File.separator).plus(file)
+
+        check(File(completePath).exists()) {
+            throw BluePrintException("couldn't find file ($completePath)")
+        }
+
+        // Perform Extension Validation
+        validateExtension("$type-artifact-definition-validator", name, artifactDefinition)
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    open fun checkValidArtifactType(artifactDefinitionName: String, artifactTypeName: String) {
+
+        val artifactType = bluePrintContext.serviceTemplate.artifactTypes?.get(artifactTypeName)
+            ?: throw BluePrintException("failed to get artifactType($artifactTypeName) for ArtifactDefinition($artifactDefinitionName)")
+
+        checkValidArtifactTypeDerivedFrom(artifactTypeName, artifactType.derivedFrom)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun checkValidArtifactTypeDerivedFrom(artifactTypeName: String, derivedFrom: String) {
+        check(BluePrintTypes.validArtifactTypeDerivedFroms.contains(derivedFrom)) {
+            throw BluePrintException("failed to get artifactType($artifactTypeName)'s derivedFrom($derivedFrom) definition")
+        }
+    }
+
+    private fun validateExtension(referencePrefix: String, name: String, artifactDefinition: ArtifactDefinition) {
+
+        val customValidators = bluePrintTypeValidatorService
+            .bluePrintValidators(referencePrefix, BluePrintArtifactDefinitionValidator::class.java)
+
+        customValidators?.let {
+            it.forEach { validator ->
+                validator.validate(bluePrintRuntimeService, name, artifactDefinition)
+            }
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt
new file mode 100644
index 000000000..b31211e2d
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt
@@ -0,0 +1,36 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactType
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.springframework.stereotype.Service
+
+@Service("default-artifact-type-validator")
+open class BluePrintArtifactTypeValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintArtifactTypeValidator {
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, artifactType: ArtifactType) {
+
+        artifactType.properties?.let {
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, artifactType.properties!!)
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt
new file mode 100644
index 000000000..9a4650104
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt
@@ -0,0 +1,92 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.data.AttributeDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.format
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintAttributeDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-attribute-definition-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintAttributeDefinitionValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintAttributeDefinitionValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+    override fun validate(
+        bluePrintRuntimeService: BluePrintRuntimeService<*>,
+        name: String,
+        attributeDefinition: AttributeDefinition
+    ) {
+
+        log.trace("Validating AttributeDefinition($name)")
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+        val dataType: String = attributeDefinition.type
+
+        when {
+            BluePrintTypes.validPrimitiveTypes().contains(dataType) -> {
+                // Do Nothing
+            }
+            BluePrintTypes.validComplexTypes().contains(dataType) -> {
+                // Do Nothing
+            }
+            BluePrintTypes.validCollectionTypes().contains(dataType) -> {
+                val entrySchemaType: String = attributeDefinition.entrySchema?.type
+                    ?: throw BluePrintException("Entry schema for DataType ($dataType) for the property ($name) not found")
+                checkPrimitiveOrComplex(entrySchemaType, name)
+            }
+            else -> checkPropertyDataType(dataType, name)
+        }
+    }
+
+    private fun checkPrimitiveOrComplex(dataType: String, propertyName: String): Boolean {
+        if (BluePrintTypes.validPrimitiveTypes().contains(dataType) || checkDataType(dataType)) {
+            return true
+        } else {
+            throw BluePrintException("DataType($dataType) for the attribute($propertyName) is not valid")
+        }
+    }
+
+    private fun checkPropertyDataType(dataTypeName: String, propertyName: String) {
+
+        val dataType = bluePrintRuntimeService.bluePrintContext().serviceTemplate.dataTypes?.get(dataTypeName)
+            ?: throw BluePrintException(format("DataType ({}) for the property ({}) not found", dataTypeName, propertyName))
+
+        checkValidDataTypeDerivedFrom(propertyName, dataType.derivedFrom)
+    }
+
+    private fun checkDataType(key: String): Boolean {
+        return bluePrintRuntimeService.bluePrintContext().serviceTemplate.dataTypes?.containsKey(key) ?: false
+    }
+
+    open fun checkValidDataTypeDerivedFrom(dataTypeName: String, derivedFrom: String) {
+        check(BluePrintTypes.validDataTypeDerivedFroms.contains(derivedFrom)) {
+            throw BluePrintException("Failed to get DataType($dataTypeName)'s  derivedFrom($derivedFrom) definition ")
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt
new file mode 100644
index 000000000..dab6a78bc
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt
@@ -0,0 +1,35 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.data.DataType
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintDataTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.springframework.stereotype.Service
+
+@Service("default-data-type-validator")
+open class BluePrintDataTypeValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintDataTypeValidator {
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, dataType: DataType) {
+        dataType.properties?.let {
+
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, dataType.properties!!)
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorService.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorService.kt
new file mode 100644
index 000000000..5df2decdb
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorService.kt
@@ -0,0 +1,84 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.core.utils.BluePrintMetadataUtils
+import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDefinition
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDictionaryConstants
+import org.onap.ccsdk.cds.controllerblueprints.validation.extension.ResourceDefinitionValidator
+import org.slf4j.LoggerFactory
+import org.springframework.stereotype.Service
+import java.io.File
+import java.util.UUID
+
+@Service("bluePrintDesignTimeValidatorService")
+open class BluePrintDesignTimeValidatorService(
+    private val bluePrintTypeValidatorService: BluePrintTypeValidatorService,
+    private val resourceDefinitionValidator: ResourceDefinitionValidator
+) :
+    BluePrintValidatorService {
+
+    private val log = LoggerFactory.getLogger(BluePrintDesignTimeValidatorService::class.toString())
+
+    override fun validateBluePrints(basePath: String): Boolean {
+
+        val bluePrintRuntimeService = BluePrintMetadataUtils.getBluePrintRuntime(UUID.randomUUID().toString(), basePath)
+        return validateBluePrints(bluePrintRuntimeService)
+    }
+
+    override fun validateBluePrints(bluePrintRuntimeService: BluePrintRuntimeService<*>): Boolean {
+
+        bluePrintTypeValidatorService.validateServiceTemplate(
+            bluePrintRuntimeService, "service_template",
+            bluePrintRuntimeService.bluePrintContext().serviceTemplate
+        )
+
+        // Validate Resource Definitions
+        validateResourceDefinitions(bluePrintRuntimeService)
+
+        if (bluePrintRuntimeService.getBluePrintError().errors.size > 0) {
+            throw BluePrintException("failed in blueprint validation : ${bluePrintRuntimeService.getBluePrintError().errors.joinToString("\n")}")
+        }
+        return true
+    }
+
+    private fun validateResourceDefinitions(bluePrintRuntimeService: BluePrintRuntimeService<*>) {
+        // Validate Resource Dictionary
+        val blueprintBasePath = bluePrintRuntimeService.bluePrintContext().rootPath
+
+        val resourceDefinitionsPath = blueprintBasePath.plus(File.separator)
+            .plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR).plus(File.separator)
+            .plus("${ResourceDictionaryConstants.PATH_RESOURCE_DEFINITION_TYPE}.json")
+
+        val resourceDefinitionFile = File(resourceDefinitionsPath)
+
+        if (resourceDefinitionFile.exists()) {
+            val resourceDefinitionMap = JacksonUtils.getMapFromFile(resourceDefinitionFile, ResourceDefinition::class.java)
+
+            resourceDefinitionMap?.forEach { resourceDefinitionName, resourceDefinition ->
+                resourceDefinitionValidator.validate(bluePrintRuntimeService, resourceDefinitionName, resourceDefinition)
+            }
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt
new file mode 100644
index 000000000..2dfc09be6
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt
@@ -0,0 +1,274 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018-2019 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.CapabilityAssignment
+import org.onap.ccsdk.cds.controllerblueprints.core.data.CapabilityDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.InterfaceAssignment
+import org.onap.ccsdk.cds.controllerblueprints.core.data.InterfaceDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.RequirementAssignment
+import org.onap.ccsdk.cds.controllerblueprints.core.data.RequirementDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.validation.utils.PropertyAssignmentValidationUtils
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-node-template-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintNodeTemplateValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintNodeTemplateValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintNodeTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+    lateinit var bluePrintContext: BluePrintContext
+    lateinit var propertyAssignmentValidationUtils: PropertyAssignmentValidationUtils
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, nodeTemplate: NodeTemplate) {
+        log.debug("Validating NodeTemplate($name)")
+
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+        this.bluePrintContext = bluePrintRuntimeService.bluePrintContext()
+
+        propertyAssignmentValidationUtils = PropertyAssignmentValidationUtils(bluePrintContext)
+
+        paths.add(name)
+
+        val type: String = nodeTemplate.type
+
+        val nodeType: NodeType = bluePrintContext.serviceTemplate.nodeTypes?.get(type)
+            ?: throw BluePrintException("Failed to get NodeType($type) definition for NodeTemplate($name)")
+
+        nodeTemplate.properties?.let {
+            propertyAssignmentValidationUtils
+                .validatePropertyAssignments(nodeType.properties!!, nodeTemplate.properties!!)
+        }
+        nodeTemplate.capabilities?.let { validateCapabilityAssignments(nodeType, name, nodeTemplate) }
+        nodeTemplate.requirements?.let { validateRequirementAssignments(nodeType, name, nodeTemplate) }
+        nodeTemplate.interfaces?.let { validateInterfaceAssignments(nodeType, name, nodeTemplate) }
+        nodeTemplate.artifacts?.let { validateArtifactDefinitions(nodeTemplate.artifacts!!) }
+
+        // Perform Extension Validation
+        validateExtension("$type-node-template-validator", name, nodeTemplate)
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateArtifactDefinitions(artifacts: MutableMap<String, ArtifactDefinition>) {
+        paths.add("artifacts")
+        artifacts.forEach { artifactDefinitionName, artifactDefinition ->
+            bluePrintTypeValidatorService.validateArtifactDefinition(
+                bluePrintRuntimeService,
+                artifactDefinitionName, artifactDefinition
+            )
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateCapabilityAssignments(nodeType: NodeType, nodeTemplateName: String, nodeTemplate: NodeTemplate) {
+        val capabilities = nodeTemplate.capabilities
+        paths.add("capabilities")
+        capabilities?.forEach { capabilityName, capabilityAssignment ->
+            paths.add(capabilityName)
+
+            val capabilityDefinition = nodeType.capabilities?.get(capabilityName)
+                ?: throw BluePrintException(
+                    "Failed to get NodeTemplate($nodeTemplateName) capability definition ($capabilityName) " +
+                            "from NodeType(${nodeTemplate.type})"
+                )
+
+            validateCapabilityAssignment(nodeTemplateName, capabilityName, capabilityDefinition, capabilityAssignment)
+
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateCapabilityAssignment(
+        nodeTemplateName: String,
+        capabilityName: String,
+        capabilityDefinition: CapabilityDefinition,
+        capabilityAssignment: CapabilityAssignment
+    ) {
+
+        capabilityAssignment.properties?.let {
+            propertyAssignmentValidationUtils
+                .validatePropertyAssignments(capabilityDefinition.properties!!, capabilityAssignment.properties!!)
+        }
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateRequirementAssignments(nodeType: NodeType, nodeTemplateName: String, nodeTemplate: NodeTemplate) {
+        val requirements = nodeTemplate.requirements
+        paths.add("requirements")
+        requirements?.forEach { requirementName, requirementAssignment ->
+            paths.add(requirementName)
+            val requirementDefinition = nodeType.requirements?.get(requirementName)
+                ?: throw BluePrintException(
+                    "Failed to get NodeTemplate($nodeTemplateName) requirement definition ($requirementName) from" +
+                            " NodeType(${nodeTemplate.type})"
+                )
+            // Validate Requirement Assignment
+            validateRequirementAssignment(nodeTemplateName, requirementName, requirementDefinition, requirementAssignment)
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateRequirementAssignment(
+        nodeTemplateName: String,
+        requirementAssignmentName: String,
+        requirementDefinition: RequirementDefinition,
+        requirementAssignment: RequirementAssignment
+    ) {
+        log.debug(
+            "Validating NodeTemplate({}) requirement assignment ({}) ", nodeTemplateName,
+            requirementAssignmentName
+        )
+        val requirementNodeTemplateName = requirementAssignment.node!!
+        val capabilityName = requirementAssignment.capability
+        val relationship = requirementAssignment.relationship!!
+
+        check(BluePrintTypes.validRelationShipDerivedFroms.contains(relationship)) {
+            throw BluePrintException("Failed to get relationship type ($relationship) for NodeTemplate($nodeTemplateName)'s requirement($requirementAssignmentName)")
+        }
+
+        val relationShipNodeTemplate = bluePrintContext.serviceTemplate.topologyTemplate?.nodeTemplates?.get(requirementNodeTemplateName)
+            ?: throw BluePrintException(
+                "Failed to get requirement NodeTemplate($requirementNodeTemplateName)'s " +
+                        "for NodeTemplate($nodeTemplateName) requirement($requirementAssignmentName)"
+            )
+
+        relationShipNodeTemplate.capabilities?.get(capabilityName)
+            ?: throw BluePrintException(
+                "Failed to get requirement NodeTemplate($requirementNodeTemplateName)'s " +
+                        "capability($capabilityName) for NodeTemplate ($nodeTemplateName)'s requirement($requirementAssignmentName)"
+            )
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateInterfaceAssignments(nodeType: NodeType, nodeTemplateName: String, nodeTemplate: NodeTemplate) {
+
+        val interfaces = nodeTemplate.interfaces
+        paths.add("interfaces")
+        interfaces?.forEach { interfaceAssignmentName, interfaceAssignment ->
+            paths.add(interfaceAssignmentName)
+            val interfaceDefinition = nodeType.interfaces?.get(interfaceAssignmentName)
+                ?: throw BluePrintException(
+                    "Failed to get NodeTemplate($nodeTemplateName) interface definition ($interfaceAssignmentName) from" +
+                            " NodeType(${nodeTemplate.type})"
+                )
+
+            validateInterfaceAssignment(
+                nodeTemplateName, interfaceAssignmentName, interfaceDefinition,
+                interfaceAssignment
+            )
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateInterfaceAssignment(
+        nodeTemplateName: String,
+        interfaceAssignmentName: String,
+        interfaceDefinition: InterfaceDefinition,
+        interfaceAssignment: InterfaceAssignment
+    ) {
+
+        val operations = interfaceAssignment.operations
+        operations?.let {
+            validateInterfaceOperationsAssignment(
+                nodeTemplateName, interfaceAssignmentName, interfaceDefinition,
+                interfaceAssignment
+            )
+        }
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateInterfaceOperationsAssignment(
+        nodeTemplateName: String,
+        interfaceAssignmentName: String,
+        interfaceDefinition: InterfaceDefinition,
+        interfaceAssignment: InterfaceAssignment
+    ) {
+
+        val operations = interfaceAssignment.operations
+        operations?.let {
+            it.forEach { operationAssignmentName, operationAssignments ->
+
+                val operationDefinition = interfaceDefinition.operations?.get(operationAssignmentName)
+                    ?: throw BluePrintException("Failed to get NodeTemplate($nodeTemplateName) operation definition ($operationAssignmentName)")
+
+                log.debug(
+                    "Validation NodeTemplate($nodeTemplateName) Interface($interfaceAssignmentName) Operation " +
+                            "($operationAssignmentName)"
+                )
+
+                val inputs = operationAssignments.inputs
+                val outputs = operationAssignments.outputs
+
+                inputs?.forEach { propertyName, propertyAssignment ->
+                    val propertyDefinition = operationDefinition.inputs?.get(propertyName)
+                        ?: throw BluePrintException(
+                            "Failed to get NodeTemplate($nodeTemplateName) operation " +
+                                    "definition ($operationAssignmentName) property definition($propertyName)"
+                        )
+                    // Check the property values with property definition
+                    propertyAssignmentValidationUtils
+                        .validatePropertyAssignment(propertyName, propertyDefinition, propertyAssignment)
+                }
+
+                outputs?.forEach { propertyName, propertyAssignment ->
+                    val propertyDefinition = operationDefinition.outputs?.get(propertyName)
+                        ?: throw BluePrintException(
+                            "Failed to get NodeTemplate($nodeTemplateName) operation definition ($operationAssignmentName) " +
+                                    "output property definition($propertyName)"
+                        )
+                    // Check the property values with property definition
+                    propertyAssignmentValidationUtils
+                        .validatePropertyAssignment(propertyName, propertyDefinition, propertyAssignment)
+                }
+            }
+        }
+    }
+
+    private fun validateExtension(referencePrefix: String, name: String, nodeTemplate: NodeTemplate) {
+        val customValidator = bluePrintTypeValidatorService
+            .bluePrintValidator(referencePrefix, BluePrintNodeTemplateValidator::class.java)
+
+        customValidator?.let {
+            it.validate(bluePrintRuntimeService, name, nodeTemplate)
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt
new file mode 100644
index 000000000..5384744ee
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt
@@ -0,0 +1,179 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.checkNotEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.data.CapabilityDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Implementation
+import org.onap.ccsdk.cds.controllerblueprints.core.data.InterfaceDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.OperationDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.RequirementDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-node-type-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintNodeTypeValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintNodeTypeValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+    lateinit var bluePrintContext: BluePrintContext
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, nodeTypeName: String, nodeType: NodeType) {
+        log.trace("Validating NodeType($nodeTypeName)")
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+        this.bluePrintContext = bluePrintRuntimeService.bluePrintContext()
+
+        paths.add(nodeTypeName)
+
+        val derivedFrom: String = nodeType.derivedFrom
+        // Check Derived From
+        checkValidNodeTypesDerivedFrom(nodeTypeName, derivedFrom)
+
+        if (!BluePrintTypes.rootNodeTypes().contains(derivedFrom)) {
+            bluePrintContext.serviceTemplate.nodeTypes?.get(derivedFrom)
+                ?: throw BluePrintException("Failed to get derivedFrom NodeType($derivedFrom)'s for NodeType($nodeTypeName)")
+        }
+
+        nodeType.attributes?.let {
+            bluePrintTypeValidatorService.validateAttributeDefinitions(bluePrintRuntimeService, nodeType.attributes!!)
+        }
+
+        nodeType.properties?.let {
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, nodeType.properties!!)
+        }
+
+        nodeType.capabilities?.let { validateCapabilityDefinitions(nodeTypeName, nodeType) }
+        nodeType.requirements?.let { validateRequirementDefinitions(nodeTypeName, nodeType) }
+        nodeType.interfaces?.let { validateInterfaceDefinitions(nodeType.interfaces!!) }
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun checkValidNodeTypesDerivedFrom(nodeTypeName: String, derivedFrom: String) {
+        check(BluePrintTypes.validNodeTypeDerivedFroms.contains(derivedFrom)) {
+            throw BluePrintException("Failed to get node type ($nodeTypeName)'s  derivedFrom($derivedFrom) definition ")
+        }
+    }
+
+    open fun validateCapabilityDefinitions(nodeTypeName: String, nodeType: NodeType) {
+        val capabilities = nodeType.capabilities
+        paths.add("capabilities")
+        capabilities?.forEach { capabilityName, capabilityDefinition ->
+            paths.add(capabilityName)
+
+            validateCapabilityDefinition(nodeTypeName, nodeType, capabilityName, capabilityDefinition)
+
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    open fun validateCapabilityDefinition(
+        nodeTypeName: String,
+        nodeType: NodeType,
+        capabilityName: String,
+        capabilityDefinition: CapabilityDefinition
+    ) {
+        val capabilityType = capabilityDefinition.type
+        check(BluePrintTypes.validCapabilityTypes.contains(capabilityType)) {
+            throw BluePrintException("failed to get CapabilityType($capabilityType) for NodeType($nodeTypeName)")
+        }
+    }
+
+    open fun validateRequirementDefinitions(nodeName: String, nodeType: NodeType) {
+        paths.add("requirements")
+        val requirements = nodeType.requirements
+
+        requirements?.forEach { requirementDefinitionName, requirementDefinition ->
+            paths.add(requirementDefinitionName)
+            validateRequirementDefinition(nodeName, nodeType, requirementDefinitionName, requirementDefinition)
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    open fun validateRequirementDefinition(
+        nodeTypeName: String,
+        nodeType: NodeType,
+        requirementDefinitionName: String,
+        requirementDefinition: RequirementDefinition
+    ) {
+
+        log.info("validating NodeType({}) RequirementDefinition ({}) ", nodeTypeName, requirementDefinitionName)
+        val requirementNodeTypeName = requirementDefinition.node!!
+        val capabilityName = requirementDefinition.capability
+        val relationship = requirementDefinition.relationship!!
+
+        check(BluePrintTypes.validRelationShipDerivedFroms.contains(relationship)) {
+            throw BluePrintException("failed to get relationship($relationship) for NodeType($nodeTypeName)'s requirement($requirementDefinitionName)")
+        }
+
+        val relationShipNodeType = bluePrintContext.serviceTemplate.nodeTypes?.get(requirementNodeTypeName)
+            ?: throw BluePrintException("failed to get requirement NodeType($requirementNodeTypeName)'s for requirement($requirementDefinitionName) ")
+
+        relationShipNodeType.capabilities?.get(capabilityName)
+            ?: throw BluePrintException(
+                "failed to get requirement NodeType($requirementNodeTypeName)'s " +
+                        "capability($nodeTypeName) for NodeType ($capabilityName)'s requirement($requirementDefinitionName) "
+            )
+    }
+
+    open fun validateInterfaceDefinitions(interfaces: MutableMap<String, InterfaceDefinition>) {
+        paths.add("interfaces")
+        interfaces.forEach { interfaceName, interfaceDefinition ->
+            paths.add(interfaceName)
+            interfaceDefinition.operations?.let { validateOperationDefinitions(interfaceDefinition.operations!!) }
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    open fun validateOperationDefinitions(operations: MutableMap<String, OperationDefinition>) {
+        paths.add("operations")
+        operations.forEach { opertaionName, operationDefinition ->
+            paths.add(opertaionName)
+            operationDefinition.implementation?.let { validateImplementation(operationDefinition.implementation!!) }
+
+            operationDefinition.inputs?.let {
+                bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, operationDefinition.inputs!!)
+            }
+
+            operationDefinition.outputs?.let {
+                bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, operationDefinition.outputs!!)
+            }
+            paths.removeAt(paths.lastIndex)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    open fun validateImplementation(implementation: Implementation) {
+        checkNotEmpty(implementation.primary) { "couldn't get implementation" }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt
new file mode 100644
index 000000000..5683c0170
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt
@@ -0,0 +1,89 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.format
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintPropertyDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-property-definition-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintPropertyDefinitionValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintPropertyDefinitionValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, propertyDefinition: PropertyDefinition) {
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+
+        log.trace("Validating PropertyDefinition($name)")
+
+        val dataType: String = propertyDefinition.type
+
+        when {
+            BluePrintTypes.validPrimitiveTypes().contains(dataType) -> {
+                // Do Nothing
+            }
+            BluePrintTypes.validComplexTypes().contains(dataType) -> {
+                // Do Nothing
+            }
+            BluePrintTypes.validCollectionTypes().contains(dataType) -> {
+                val entrySchemaType: String = propertyDefinition.entrySchema?.type
+                    ?: throw BluePrintException(format("Entry schema for DataType ({}) for the property ({}) not found", dataType, name))
+                checkPrimitiveOrComplex(entrySchemaType, name)
+            }
+            else -> checkPropertyDataType(dataType, name)
+        }
+    }
+
+    private fun checkPrimitiveOrComplex(dataType: String, propertyName: String): Boolean {
+        if (BluePrintTypes.validPrimitiveTypes().contains(dataType) || checkDataType(dataType)) {
+            return true
+        } else {
+            throw BluePrintException(format("DataType({}) for the property({}) is not valid", dataType, propertyName))
+        }
+    }
+
+    private fun checkPropertyDataType(dataTypeName: String, propertyName: String) {
+
+        val dataType = bluePrintRuntimeService.bluePrintContext().serviceTemplate.dataTypes?.get(dataTypeName)
+            ?: throw BluePrintException(format("DataType ({}) for the property ({}) not found", dataTypeName, propertyName))
+
+        checkValidDataTypeDerivedFrom(propertyName, dataType.derivedFrom)
+    }
+
+    private fun checkDataType(key: String): Boolean {
+        return bluePrintRuntimeService.bluePrintContext().serviceTemplate.dataTypes?.containsKey(key) ?: false
+    }
+
+    open fun checkValidDataTypeDerivedFrom(dataTypeName: String, derivedFrom: String) {
+        check(BluePrintTypes.validDataTypeDerivedFroms.contains(derivedFrom)) {
+            throw BluePrintException(format("Failed to get DataType({})'s  derivedFrom({}) definition ", dataTypeName, derivedFrom))
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
new file mode 100644
index 000000000..d71e78c43
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
@@ -0,0 +1,115 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import com.google.common.base.Preconditions
+import org.apache.commons.lang3.StringUtils
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintError
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.DataType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ServiceTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.data.TopologyTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintServiceTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-service-template-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintServiceTemplateValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintServiceTemplateValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+    lateinit var error: BluePrintError
+
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, serviceTemplate: ServiceTemplate) {
+        log.trace("Validating Service Template..")
+        try {
+            this.bluePrintRuntimeService = bluePrintRuntimeService
+            this.error = bluePrintRuntimeService.getBluePrintError()
+
+            serviceTemplate.metadata?.let { validateMetadata(serviceTemplate.metadata!!) }
+            serviceTemplate.dataTypes?.let { validateDataTypes(serviceTemplate.dataTypes!!) }
+            serviceTemplate.artifactTypes?.let { validateArtifactTypes(serviceTemplate.artifactTypes!!) }
+            serviceTemplate.nodeTypes?.let { validateNodeTypes(serviceTemplate.nodeTypes!!) }
+            serviceTemplate.topologyTemplate?.let { validateTopologyTemplate(serviceTemplate.topologyTemplate!!) }
+        } catch (e: Exception) {
+            log.error("failed in blueprint service template validation", e)
+            error.addError(BluePrintConstants.PATH_SERVICE_TEMPLATE, paths.joinToString(BluePrintConstants.PATH_DIVIDER), e.message!!)
+        }
+    }
+
+    fun validateMetadata(metaDataMap: MutableMap<String, String>) {
+
+        paths.add(BluePrintConstants.PATH_METADATA)
+
+        val templateName = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_NAME]
+        val templateVersion = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_VERSION]
+        val templateTags = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_TAGS]
+        val templateAuthor = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_AUTHOR]
+
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateName), "failed to get template name metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateVersion), "failed to get template version metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateTags), "failed to get template tags metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateAuthor), "failed to get template author metadata")
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateDataTypes(dataTypes: MutableMap<String, DataType>) {
+
+        paths.add(BluePrintConstants.PATH_DATA_TYPES)
+        dataTypes.forEach { dataTypeName, dataType ->
+            // Validate Single Data Type
+            bluePrintTypeValidatorService.validateDataType(bluePrintRuntimeService, dataTypeName, dataType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateArtifactTypes(artifactTypes: MutableMap<String, ArtifactType>) {
+        paths.add(BluePrintConstants.PATH_ARTIFACT_TYPES)
+        artifactTypes.forEach { artifactName, artifactType ->
+            // Validate Single Artifact Type
+            bluePrintTypeValidatorService.validateArtifactType(bluePrintRuntimeService, artifactName, artifactType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateNodeTypes(nodeTypes: MutableMap<String, NodeType>) {
+        paths.add(BluePrintConstants.PATH_NODE_TYPES)
+        nodeTypes.forEach { nodeTypeName, nodeType ->
+            // Validate Single Node Type
+            bluePrintTypeValidatorService.validateNodeType(bluePrintRuntimeService, nodeTypeName, nodeType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateTopologyTemplate(topologyTemplate: TopologyTemplate) {
+        paths.add(BluePrintConstants.PATH_TOPOLOGY_TEMPLATE)
+        bluePrintTypeValidatorService.validateTopologyTemplate(bluePrintRuntimeService, "topologyTemplate", topologyTemplate)
+        paths.removeAt(paths.lastIndex)
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt
new file mode 100644
index 000000000..a7fb3d57e
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt
@@ -0,0 +1,76 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.data.TopologyTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTopologyTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-topology-template-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintTopologyTemplateValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintTopologyTemplateValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, topologyTemplate: TopologyTemplate) {
+        log.trace("Validating Topology Template..")
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+
+        // Validate Inputs
+        topologyTemplate.inputs?.let { validateInputs(topologyTemplate.inputs!!) }
+        // Validate Node Templates
+        topologyTemplate.nodeTemplates?.let { validateNodeTemplates(topologyTemplate.nodeTemplates!!) }
+        // Validate Workflow
+        topologyTemplate.workflows?.let { validateWorkflows(topologyTemplate.workflows!!) }
+    }
+
+    @Throws(BluePrintException::class)
+    fun validateInputs(inputs: MutableMap<String, PropertyDefinition>) {
+        bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, inputs)
+    }
+
+    @Throws(BluePrintException::class)
+    fun validateNodeTemplates(nodeTemplates: MutableMap<String, NodeTemplate>) {
+
+        nodeTemplates.forEach { nodeTemplateName, nodeTemplate ->
+            // Validate Single Node Template
+            bluePrintTypeValidatorService.validateNodeTemplate(bluePrintRuntimeService, nodeTemplateName, nodeTemplate)
+        }
+    }
+
+    @Throws(BluePrintException::class)
+    open fun validateWorkflows(workflows: MutableMap<String, Workflow>) {
+
+        workflows.forEach { workflowName, workflow ->
+            // Validate Single workflow
+            bluePrintTypeValidatorService.validateWorkflow(bluePrintRuntimeService, workflowName, workflow)
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt
new file mode 100644
index 000000000..1fb70503f
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt
@@ -0,0 +1,114 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintAttributeDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintDataTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintPropertyDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintServiceTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTopologyTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowValidator
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.context.ApplicationContext
+import org.springframework.stereotype.Service
+
+@Service
+class BluePrintTypeValidatorServiceImpl : BluePrintTypeValidatorService {
+
+    companion object {
+        const val PREFIX_DEFAULT = "default"
+    }
+
+    @Autowired
+    private lateinit var context: ApplicationContext
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidator(referenceName: String, classType: Class<T>): T? {
+        return if (context.containsBean(referenceName)) {
+            context.getBean(referenceName, classType)
+        } else {
+            null
+        }
+    }
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidators(referenceNamePrefix: String, classType: Class<T>): List<T>? {
+        return context.getBeansOfType(classType)
+            .filter { it.key.startsWith(referenceNamePrefix) }
+            .mapNotNull { it.value }
+    }
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidators(classType: Class<T>): List<T>? {
+        return context.getBeansOfType(classType).mapNotNull { it.value }
+    }
+
+    override fun getServiceTemplateValidators(): List<BluePrintServiceTemplateValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintServiceTemplateValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default ServiceTemplate validators")
+    }
+
+    override fun getDataTypeValidators(): List<BluePrintDataTypeValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintDataTypeValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default DataType validators")
+    }
+
+    override fun getArtifactTypeValidators(): List<BluePrintArtifactTypeValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintArtifactTypeValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default ArtifactType validators")
+    }
+
+    override fun getArtifactDefinitionsValidators(): List<BluePrintArtifactDefinitionValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintArtifactDefinitionValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default ArtifactDefinition validators")
+    }
+
+    override fun getNodeTypeValidators(): List<BluePrintNodeTypeValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintNodeTypeValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default NodeType validators")
+    }
+
+    override fun getTopologyTemplateValidators(): List<BluePrintTopologyTemplateValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintTopologyTemplateValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default TopologyTemplate validators")
+    }
+
+    override fun getNodeTemplateValidators(): List<BluePrintNodeTemplateValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintNodeTemplateValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default NodeTemplate validators")
+    }
+
+    override fun getWorkflowValidators(): List<BluePrintWorkflowValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintWorkflowValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default Workflow validators")
+    }
+
+    override fun getPropertyDefinitionValidators(): List<BluePrintPropertyDefinitionValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintPropertyDefinitionValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default PropertyDefinition validators")
+    }
+
+    override fun getAttributeDefinitionValidators(): List<BluePrintAttributeDefinitionValidator> {
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintAttributeDefinitionValidator::class.java)
+            ?: throw BluePrintProcessorException("failed to get default AttributeDefinition validators")
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintValidationConfiguration.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintValidationConfiguration.kt
new file mode 100644
index 000000000..a1a9eb913
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintValidationConfiguration.kt
@@ -0,0 +1,24 @@
+/*
+ *  Copyright © 2019 IBM.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.springframework.context.annotation.ComponentScan
+import org.springframework.context.annotation.Configuration
+
+@Configuration
+@ComponentScan
+open class BluePrintValidationConfiguration
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
new file mode 100644
index 000000000..a2b598017
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
@@ -0,0 +1,108 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2019 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.validation.utils.PropertyAssignmentValidationUtils
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-workflow-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintWorkflowValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintWorkflowValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, workflowName: String, workflow: Workflow) {
+        log.info("Validating Workflow($workflowName)")
+
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+
+        paths.add(workflowName)
+        paths.joinToString(BluePrintConstants.PATH_DIVIDER)
+
+        // Validate Workflow Inputs
+        validateInputs(workflow)
+
+        // Validate Workflow outputs
+        validateOutputs(workflow)
+
+        // Step Validation Start
+        paths.add("steps")
+        workflow.steps?.forEach { stepName, step ->
+            paths.add(stepName)
+            paths.joinToString(BluePrintConstants.PATH_DIVIDER)
+
+            // Validate target
+            step.target?.let {
+                try {
+                    val nodeTemplate = bluePrintRuntimeService.bluePrintContext().nodeTemplateByName(it)
+
+                    val nodeTypeDerivedFrom = bluePrintRuntimeService.bluePrintContext().nodeTemplateNodeType(it).derivedFrom
+
+                    check(
+                        nodeTypeDerivedFrom == BluePrintConstants.MODEL_TYPE_NODE_WORKFLOW ||
+                                nodeTypeDerivedFrom == BluePrintConstants.MODEL_TYPE_NODE_COMPONENT
+                    ) {
+                        "NodeType(${nodeTemplate.type}) derived from is '$nodeTypeDerivedFrom', Expected " +
+                                "'${BluePrintConstants.MODEL_TYPE_NODE_WORKFLOW}' or '${BluePrintConstants.MODEL_TYPE_NODE_COMPONENT}'"
+                    }
+                } catch (e: Exception) {
+                    bluePrintRuntimeService.getBluePrintError()
+                        .addError(
+                            "Failed to validate Workflow($workflowName)'s step($stepName)'s " +
+                                    "definition", paths.joinToString(BluePrintConstants.PATH_DIVIDER), e.message!!
+                        )
+                }
+            }
+        }
+        paths.removeAt(paths.lastIndex)
+        // Step Validation Ends
+        paths.removeAt(paths.lastIndex)
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    private fun validateInputs(workflow: Workflow) {
+        workflow.inputs?.let {
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, workflow.inputs!!)
+        }
+    }
+
+    private fun validateOutputs(workflow: Workflow) {
+        workflow.outputs?.let {
+
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, workflow.outputs!!)
+
+            PropertyAssignmentValidationUtils(bluePrintRuntimeService.bluePrintContext())
+                .validatePropertyDefinitionNAssignments(workflow.outputs!!)
+        }
+        // Validate Value or Expression
+        workflow.outputs?.forEach { propertyName, propertyDefinition ->
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt
new file mode 100644
index 000000000..78a5d379e
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt
@@ -0,0 +1,50 @@
+/*
+ *  Copyright © 2018 IBM.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation.extension
+
+import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.service.ResourceAssignmentValidationServiceImpl
+import org.slf4j.LoggerFactory
+import org.springframework.stereotype.Service
+import java.io.File
+
+@Service("artifact-mapping-resource-artifact-definition-validator")
+open class ArtifactMappingResourceValidator(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) :
+    BluePrintArtifactDefinitionValidator {
+
+    private val log = LoggerFactory.getLogger(ArtifactMappingResourceValidator::class.toString())
+
+    override fun validate(
+        bluePrintRuntimeService: BluePrintRuntimeService<*>,
+        name: String,
+        artifactDefinition: ArtifactDefinition
+    ) {
+
+        val bluePrintContext = bluePrintRuntimeService.bluePrintContext()
+        val file: String = artifactDefinition.file
+        val completePath = bluePrintContext.rootPath.plus(File.separator).plus(file)
+        log.trace("Validation artifact-mapping-resource($completePath)")
+        val resourceAssignment = JacksonUtils.getListFromFile(completePath, ResourceAssignment::class.java)
+        val resourceAssignmentValidationService = ResourceAssignmentValidationServiceImpl()
+        resourceAssignmentValidationService.validate(resourceAssignment)
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ResourceDefinitionValidation.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ResourceDefinitionValidation.kt
new file mode 100644
index 000000000..dc5da2669
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/extension/ResourceDefinitionValidation.kt
@@ -0,0 +1,46 @@
+/*
+ *  Copyright © 2019 IBM.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation.extension
+
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDefinition
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+interface ResourceDefinitionValidator : BluePrintValidator<ResourceDefinition>
+
+@Service
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class ResourceDefinitionValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : ResourceDefinitionValidator {
+
+    private val log = LoggerFactory.getLogger(ResourceDefinitionValidatorImpl::class.java)
+
+    override fun validate(
+        bluePrintRuntimeService: BluePrintRuntimeService<*>,
+        name: String,
+        resourceDefinition: ResourceDefinition
+    ) {
+        log.trace("validating resource definition($name)")
+        resourceDefinition.sources.forEach { name, nodeTemplate ->
+            bluePrintTypeValidatorService.validateNodeTemplate(bluePrintRuntimeService, name, nodeTemplate)
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/utils/PropertyAssignmentValidationUtils.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/utils/PropertyAssignmentValidationUtils.kt
new file mode 100644
index 000000000..63aa7e537
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/utils/PropertyAssignmentValidationUtils.kt
@@ -0,0 +1,115 @@
+/*
+ *  Copyright © 2019 IBM.
+ *  Modifications Copyright © 2019 Bell Canada.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation.utils
+
+import com.fasterxml.jackson.databind.JsonNode
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition
+import org.onap.ccsdk.cds.controllerblueprints.core.format
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintExpressionService
+import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
+
+open class PropertyAssignmentValidationUtils(private val bluePrintContext: BluePrintContext) {
+
+    // Property Definition holds both Definitons and Expression in same construct
+    open fun validatePropertyDefinitionNAssignments(propertyDefinitions: MutableMap<String, PropertyDefinition>) {
+        propertyDefinitions.forEach { propertyName, propertyDefinition ->
+            validatePropertyDefinitionNAssignment(propertyName, propertyDefinition)
+        }
+    }
+
+    // Property Definition holds both Definitons and Expression in same construct
+    open fun validatePropertyDefinitionNAssignment(propertyName: String, propertyDefinition: PropertyDefinition) {
+        // Check and Validate if Expression Node
+        checkNotNull(propertyDefinition.value) {
+            throw BluePrintException("couldn't get 'value' property from PropertyDefinition($propertyName)")
+        }
+        val propertyAssignment = propertyDefinition.value!!
+        val expressionData = BluePrintExpressionService.getExpressionData(propertyAssignment)
+        if (!expressionData.isExpression) {
+            checkPropertyValue(propertyName, propertyDefinition, propertyAssignment)
+        }
+    }
+
+    open fun validatePropertyAssignments(
+        nodeTypeProperties: MutableMap<String, PropertyDefinition>,
+        properties: MutableMap<String, JsonNode>
+    ) {
+        properties.forEach { propertyName, propertyAssignment ->
+            val propertyDefinition: PropertyDefinition = nodeTypeProperties[propertyName]
+                ?: throw BluePrintException("validatePropertyAssignments failed to get definition for the property ($propertyName)")
+
+            validatePropertyAssignment(propertyName, propertyDefinition, propertyAssignment)
+        }
+    }
+
+    open fun validatePropertyAssignment(
+        propertyName: String,
+        propertyDefinition: PropertyDefinition,
+        propertyAssignment: JsonNode
+    ) {
+        // Check and Validate if Expression Node
+        val expressionData = BluePrintExpressionService.getExpressionData(propertyAssignment)
+        if (!expressionData.isExpression) {
+            checkPropertyValue(propertyName, propertyDefinition, propertyAssignment)
+        }
+    }
+
+    open fun checkPropertyValue(propertyName: String, propertyDefinition: PropertyDefinition, propertyAssignment: JsonNode) {
+        val propertyType = propertyDefinition.type
+        val isValid: Boolean
+
+        if (BluePrintTypes.validPrimitiveTypes().contains(propertyType)) {
+            isValid = JacksonUtils.checkJsonNodeValueOfPrimitiveType(propertyType, propertyAssignment)
+        } else if (BluePrintTypes.validComplexTypes().contains(propertyType)) {
+            isValid = true
+        } else if (BluePrintTypes.validCollectionTypes().contains(propertyType)) {
+
+            val entrySchemaType = propertyDefinition.entrySchema?.type
+                ?: throw BluePrintException(format("Failed to get EntrySchema type for the collection property ({})", propertyName))
+
+            if (!BluePrintTypes.validPropertyTypes().contains(entrySchemaType)) {
+                checkPropertyDataType(entrySchemaType, propertyName)
+            }
+            isValid = JacksonUtils.checkJsonNodeValueOfCollectionType(propertyType, propertyAssignment)
+        } else {
+            checkPropertyDataType(propertyType, propertyName)
+            isValid = true
+        }
+
+        check(isValid) {
+            throw BluePrintException("property($propertyName) defined of type($propertyType) is not compatible with the value ($propertyAssignment)")
+        }
+    }
+
+    open fun checkPropertyDataType(dataTypeName: String, propertyName: String) {
+
+        val dataType = bluePrintContext.serviceTemplate.dataTypes?.get(dataTypeName)
+            ?: throw BluePrintException("DataType ($dataTypeName) for the property ($propertyName) not found")
+
+        checkValidDataTypeDerivedFrom(propertyName, dataType.derivedFrom)
+    }
+
+    open fun checkValidDataTypeDerivedFrom(dataTypeName: String, derivedFrom: String) {
+        check(BluePrintTypes.validDataTypeDerivedFroms.contains(derivedFrom)) {
+            throw BluePrintException("Failed to get DataType($dataTypeName)'s  derivedFrom($derivedFrom) definition ")
+        }
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorServiceTest.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorServiceTest.kt
new file mode 100644
index 000000000..19d1ef0a4
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintDesignTimeValidatorServiceTest.kt
@@ -0,0 +1,108 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2019 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import io.mockk.every
+import io.mockk.mockk
+import org.junit.Test
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintError
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeType
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Step
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.cds.controllerblueprints.core.service.DefaultBluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.core.utils.BluePrintMetadataUtils
+import org.onap.ccsdk.cds.controllerblueprints.validation.extension.ResourceDefinitionValidator
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class BluePrintDesignTimeValidatorServiceTest {
+
+    private val blueprintBasePath = "./../../../../../components/model-catalog/blueprint-model/test-blueprint/baseconfiguration"
+    private val bluePrintRuntime = BluePrintMetadataUtils.getBluePrintRuntime("1234", blueprintBasePath)
+    private val mockBluePrintTypeValidatorService = MockBluePrintTypeValidatorService()
+    private val resourceDefinitionValidator = mockk<ResourceDefinitionValidator>()
+    private val defaultBluePrintValidatorService = BluePrintDesignTimeValidatorService(mockBluePrintTypeValidatorService, resourceDefinitionValidator)
+    private val workflowValidator = BluePrintWorkflowValidatorImpl(mockBluePrintTypeValidatorService)
+
+    @Test
+    fun testValidateOfType() {
+        every { resourceDefinitionValidator.validate(bluePrintRuntime, any(), any()) } returns Unit
+
+        val valid = defaultBluePrintValidatorService.validateBluePrints(bluePrintRuntime)
+        assertTrue(valid, "failed in blueprint Validation")
+    }
+
+    @Test
+    fun testValidateWorkflowFailToFoundNodeTemplate() {
+        val workflowName = "resource-assignment"
+
+        val step = Step()
+        step.target = "TestCaseFailNoNodeTemplate"
+        val workflow = Workflow()
+        workflow.steps = mutableMapOf("test" to step)
+        workflowValidator.validate(bluePrintRuntime, workflowName, workflow)
+
+        assertEquals(1, bluePrintRuntime.getBluePrintError().errors.size)
+        assertEquals(
+            "Failed to validate Workflow(resource-assignment)'s step(test)'s definition : resource-assignment/steps/test : could't get node template for the name(TestCaseFailNoNodeTemplate)",
+            bluePrintRuntime.getBluePrintError().errors[0]
+        )
+    }
+
+    @Test
+    fun testValidateWorkflowFailNodeTemplateNotDgGeneric() {
+        val workflowName = "resource-assignment"
+        val nodeTemplateName = "resource-assignment-process"
+
+        val nodeTemplate = mockk<NodeTemplate>()
+        every { nodeTemplate.type } returns "TestNodeType"
+
+        val nodeType = mockk<NodeType>()
+        every { nodeType.derivedFrom } returns "tosca.nodes.TEST"
+
+        val blueprintContext = mockk<BluePrintContext>()
+        every { blueprintContext.nodeTemplateByName(nodeTemplateName) } returns nodeTemplate
+        every { blueprintContext.nodeTemplateNodeType(nodeTemplateName) } returns nodeType
+
+        val bluePrintRuntime = mockk<DefaultBluePrintRuntimeService>("1234")
+
+        every { bluePrintRuntime.getBluePrintError() } returns BluePrintError()
+        every { bluePrintRuntime.bluePrintContext() } returns blueprintContext
+
+        val step = Step()
+        step.target = nodeTemplateName
+        val workflow = Workflow()
+        workflow.steps = mutableMapOf("test" to step)
+        workflowValidator.validate(bluePrintRuntime, workflowName, workflow)
+
+        assertEquals(1, bluePrintRuntime.getBluePrintError().errors.size)
+        assertEquals(
+            "Failed to validate Workflow(resource-assignment)'s step(test)'s definition : " +
+                    "resource-assignment/steps/test : NodeType(TestNodeType) derived from is 'tosca.nodes.TEST', " +
+                    "Expected 'tosca.nodes.Workflow' or 'tosca.nodes.Component'", bluePrintRuntime.getBluePrintError().errors[0]
+        )
+    }
+
+    @Test
+    fun testValidateWorkflowSuccess() {
+        val workflowName = "resource-assignment"
+        workflowValidator.validate(bluePrintRuntime, workflowName, bluePrintRuntime.bluePrintContext().workflowByName(workflowName))
+    }
+}
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt
new file mode 100644
index 000000000..11c6c037c
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/test/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt
@@ -0,0 +1,86 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintArtifactTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintAttributeDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintDataTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintNodeTypeValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintPropertyDefinitionValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintServiceTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTopologyTemplateValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowValidator
+
+class MockBluePrintTypeValidatorService : BluePrintTypeValidatorService {
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidator(referenceName: String, classType: Class<T>): T? {
+        return null
+    }
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidators(referenceNamePrefix: String, classType: Class<T>): List<T>? {
+        return null
+    }
+
+    override fun <T : BluePrintValidator<*>> bluePrintValidators(classType: Class<T>): List<T>? {
+        return null
+    }
+
+    override fun getServiceTemplateValidators(): List<BluePrintServiceTemplateValidator> {
+        return listOf(BluePrintServiceTemplateValidatorImpl(this))
+    }
+
+    override fun getDataTypeValidators(): List<BluePrintDataTypeValidator> {
+        return listOf(BluePrintDataTypeValidatorImpl(this))
+    }
+
+    override fun getArtifactTypeValidators(): List<BluePrintArtifactTypeValidator> {
+        return listOf(BluePrintArtifactTypeValidatorImpl(this))
+    }
+
+    override fun getArtifactDefinitionsValidators(): List<BluePrintArtifactDefinitionValidator> {
+        return listOf(BluePrintArtifactDefinitionValidatorImpl(this))
+    }
+
+    override fun getNodeTypeValidators(): List<BluePrintNodeTypeValidator> {
+        return listOf(BluePrintNodeTypeValidatorImpl(this))
+    }
+
+    override fun getTopologyTemplateValidators(): List<BluePrintTopologyTemplateValidator> {
+        return listOf(BluePrintTopologyTemplateValidatorImpl(this))
+    }
+
+    override fun getNodeTemplateValidators(): List<BluePrintNodeTemplateValidator> {
+        return listOf(BluePrintNodeTemplateValidatorImpl(this))
+    }
+
+    override fun getWorkflowValidators(): List<BluePrintWorkflowValidator> {
+        return listOf(BluePrintWorkflowValidatorImpl(this))
+    }
+
+    override fun getPropertyDefinitionValidators(): List<BluePrintPropertyDefinitionValidator> {
+        return listOf(BluePrintPropertyDefinitionValidatorImpl(this))
+    }
+
+    override fun getAttributeDefinitionValidators(): List<BluePrintAttributeDefinitionValidator> {
+        return listOf(BluePrintAttributeDefinitionValidatorImpl(this))
+    }
+}