Add extension validation framework

Change-Id: I5674e8da70cc4d20899f6fe2163a595b28861036
Issue-ID: CCSDK-1103
Signed-off-by: Muthuramalingam, Brinda Santh <brindasanth@in.ibm.com>

20 files changed, 394 insertions, 164 deletions

diff --git a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/data/BluePrintModel.kt b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/data/BluePrintModel.kt
index 2647083f..aab4e7c7 100644
--- a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/data/BluePrintModel.kt
+++ b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/data/BluePrintModel.kt
@@ -118,16 +118,13 @@ or Node Template and used by orchestration engine to facilitate deployment and i
 class ArtifactDefinition {
     @get:JsonIgnore
     var id: String? = null
-    var type: String? = null
-    var file: String? = null
+    lateinit var type: String
+    lateinit var file: String
     var repository: String? = null
     var description: String? = null
     @get:JsonProperty("deploy_Path")
     var deployPath: String? = null
     var properties: MutableMap<String, JsonNode>? = null
-    var content: String? = null
-    @Deprecated("Mapping content is define by the Type")
-    var mappingContent: String? = null
 }
 
 
diff --git a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/interfaces/BlueprintValidator.kt b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/interfaces/BlueprintValidator.kt
index bea790fd..a485c677 100644
--- a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/interfaces/BlueprintValidator.kt
+++ b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/interfaces/BlueprintValidator.kt
@@ -1,3 +1,20 @@
+/*
+ * 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.apps.controllerblueprints.core.interfaces
 
 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
@@ -18,6 +35,8 @@ interface BluePrintTopologyTemplateValidator : BluePrintValidator<TopologyTempla
 
 interface BluePrintArtifactTypeValidator : BluePrintValidator<ArtifactType>
 
+interface BluePrintArtifactDefinitionValidator : BluePrintValidator<ArtifactDefinition>
+
 interface BluePrintDataTypeValidator : BluePrintValidator<DataType>
 
 interface BluePrintNodeTypeValidator : BluePrintValidator<NodeType>
@@ -45,12 +64,20 @@ interface BluePrintValidatorService {
 
 interface BluePrintTypeValidatorService {
 
+    fun <T : BluePrintValidator<*>> bluePrintValidator(referenceName: String, classType: Class<T>): T?
+
+    fun <T : BluePrintValidator<*>> bluePrintValidators(referenceNamePrefix: String, classType: Class<T>): List<T>?
+
+    fun <T : BluePrintValidator<*>> bluePrintValidators(classType: Class<T>): List<T>?
+
     fun getServiceTemplateValidators(): List<BluePrintServiceTemplateValidator>
 
     fun getDataTypeValidators(): List<BluePrintDataTypeValidator>
 
     fun getArtifactTypeValidators(): List<BluePrintArtifactTypeValidator>
 
+    fun getArtifactDefinitionsValidators(): List<BluePrintArtifactDefinitionValidator>
+
     fun getNodeTypeValidators(): List<BluePrintNodeTypeValidator>
 
     fun getTopologyTemplateValidators(): List<BluePrintTopologyTemplateValidator>
@@ -73,6 +100,12 @@ interface BluePrintTypeValidatorService {
         doValidation(bluePrintRuntimeService, name, artifactType, validators)
     }
 
+    fun validateArtifactDefinition(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String,
+                                   artifactDefinition: ArtifactDefinition) {
+        val validators = getArtifactDefinitionsValidators()
+        doValidation(bluePrintRuntimeService, name, artifactDefinition, validators)
+    }
+
     fun validateDataType(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, dataType: DataType) {
         val validators = getDataTypeValidators()
         doValidation(bluePrintRuntimeService, name, dataType, validators)
diff --git a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
index 76f3f329..1bc25005 100644
--- a/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
+++ b/ms/controllerblueprints/modules/blueprint-core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
@@ -19,7 +19,6 @@ package org.onap.ccsdk.apps.controllerblueprints.core.utils
 import com.att.eelf.configuration.EELFLogger
 import com.att.eelf.configuration.EELFManager
 import com.fasterxml.jackson.annotation.JsonInclude
-import com.fasterxml.jackson.core.type.TypeReference
 import com.fasterxml.jackson.databind.JsonNode
 import com.fasterxml.jackson.databind.SerializationFeature
 import com.fasterxml.jackson.databind.node.ArrayNode
@@ -148,22 +147,22 @@ class JacksonUtils {
             return objectMapper.valueToTree(any)
         }
 
-        fun <T> getListFromJsonNode(node: JsonNode, valueType: Class<T>): List<T>? {
+        fun <T> getListFromJsonNode(node: JsonNode, valueType: Class<T>): List<T> {
             return getListFromJson(node.toString(), valueType)
         }
 
-        fun <T> getListFromJson(content: String, valueType: Class<T>): List<T>? {
+        fun <T> getListFromJson(content: String, valueType: Class<T>): List<T> {
             val objectMapper = jacksonObjectMapper()
             val javaType = objectMapper.typeFactory.constructCollectionType(List::class.java, valueType)
             return objectMapper.readValue<List<T>>(content, javaType)
         }
 
-        fun <T> getListFromFile(fileName: String, valueType: Class<T>): List<T>? {
+        fun <T> getListFromFile(fileName: String, valueType: Class<T>): List<T> {
             val content: String = getContent(fileName)
             return getListFromJson(content, valueType)
         }
 
-        fun <T> getListFromClassPathFile(fileName: String, valueType: Class<T>): List<T>? {
+        fun <T> getListFromClassPathFile(fileName: String, valueType: Class<T>): List<T> {
             val content: String = getClassPathFileContent(fileName)
             return getListFromJson(content, valueType)
         }
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt
new file mode 100644
index 00000000..4ea5ab5b
--- /dev/null
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactDefinitionValidatorImpl.kt
@@ -0,0 +1,97 @@
+/*
+ *  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.apps.controllerblueprints.validation
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.apps.controllerblueprints.core.data.ArtifactDefinition
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintContext
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().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.info("Validation ArtifactDefinition of type {$type}")
+        // Check Artifact Type
+        checkValidArtifactType(name, type)
+
+        val file: String = artifactDefinition.file
+
+        val completePath = bluePrintContext.rootPath.plus(File.separator).plus(file)
+
+        check(File(completePath).exists()) {
+            throw BluePrintException("couldn't file ($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)
+            }
+
+        }
+    }
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt
index b893c77d..4824d2e9 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintArtifactTypeValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -20,7 +21,9 @@ import org.onap.ccsdk.apps.controllerblueprints.core.data.ArtifactType
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintArtifactTypeValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.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) {
@@ -28,6 +31,5 @@ open class BluePrintArtifactTypeValidatorImpl(private val bluePrintTypeValidator
         artifactType.properties?.let {
             bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, artifactType.properties!!)
         }
-        // TODO ("Files Present ")
     }
 }
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt
index 19e8f0bf..11dbf058 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintAttributeDefinitionValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -16,14 +17,72 @@
 
 package org.onap.ccsdk.apps.controllerblueprints.validation
 
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintTypes
 import org.onap.ccsdk.apps.controllerblueprints.core.data.AttributeDefinition
+import org.onap.ccsdk.apps.controllerblueprints.core.format
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintAttributeDefinitionValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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 {
 
-    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, type: AttributeDefinition) {
-        //TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String,
+                          attributeDefinition: AttributeDefinition) {
+
+        log.trace("Validating AttributeDefinition($name)")
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+        val dataType: String = attributeDefinition.type
+
+        when {
+            BluePrintTypes.validPrimitiveTypes().contains(dataType) -> {
+                // Do Nothing
+            }
+            BluePrintTypes.validCollectionTypes().contains(dataType) -> {
+                val entrySchemaType: String = attributeDefinition.entrySchema?.type
+                        ?: throw BluePrintException("Entry schema for DataType ($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 ")
+        }
     }
 }
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt
index 6ee41774..1494bbc4 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDataTypeValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -16,19 +17,16 @@
 
 package org.onap.ccsdk.apps.controllerblueprints.validation
 
-import com.att.eelf.configuration.EELFLogger
-import com.att.eelf.configuration.EELFManager
 import org.onap.ccsdk.apps.controllerblueprints.core.data.DataType
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintDataTypeValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+import org.springframework.stereotype.Service
 
+@Service("default-data-type-validator")
 open class BluePrintDataTypeValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintDataTypeValidator {
-    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintDataTypeValidatorImpl::class.toString())
 
     override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, dataType: DataType) {
-        log.trace("Validating DataType($name)")
-
         dataType.properties?.let {
 
             bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, dataType.properties!!)
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorServiceImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDesignTimeValidatorService.kt
index 5620cb77..84073ff2 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorServiceImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDesignTimeValidatorService.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -23,12 +24,14 @@ import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeVal
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
 import org.onap.ccsdk.apps.controllerblueprints.core.utils.BluePrintMetadataUtils
+import org.springframework.stereotype.Service
 import java.util.*
 
 
-open class BluePrintValidatorServiceImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintValidatorService {
+@Service
+open class BluePrintDesignTimeValidatorService(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintValidatorService {
 
-    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintValidatorServiceImpl::class.toString())
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintDesignTimeValidatorService::class.toString())
 
     override fun validateBluePrints(basePath: String): Boolean {
 
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt
index af0f88aa..ded1f384 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTemplateValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -29,8 +30,13 @@ import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintContext
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintExpressionService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
 import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintNodeTemplateValidatorImpl::class.toString())
@@ -39,25 +45,28 @@ open class BluePrintNodeTemplateValidatorImpl(private val bluePrintTypeValidator
     lateinit var bluePrintContext: BluePrintContext
     var paths: MutableList<String> = arrayListOf()
 
-    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, nodeTemplateName: String, nodeTemplate: NodeTemplate) {
-        log.info("Validating NodeTemplate($nodeTemplateName)")
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, nodeTemplate: NodeTemplate) {
+        log.info("Validating NodeTemplate($name)")
 
         this.bluePrintRuntimeService = bluePrintRuntimeService
         this.bluePrintContext = bluePrintRuntimeService.bluePrintContext()
 
-        paths.add(nodeTemplateName)
+        paths.add(name)
 
         val type: String = nodeTemplate.type
 
         val nodeType: NodeType = bluePrintContext.serviceTemplate.nodeTypes?.get(type)
-                ?: throw BluePrintException("Failed to get NodeType($type) definition for NodeTemplate($nodeTemplateName)")
+                ?: throw BluePrintException("Failed to get NodeType($type) definition for NodeTemplate($name)")
 
         nodeTemplate.properties?.let { validatePropertyAssignments(nodeType.properties!!, nodeTemplate.properties!!) }
-        nodeTemplate.capabilities?.let { validateCapabilityAssignments(nodeType, nodeTemplateName, nodeTemplate) }
-        nodeTemplate.requirements?.let { validateRequirementAssignments(nodeType, nodeTemplateName, nodeTemplate) }
-        nodeTemplate.interfaces?.let { validateInterfaceAssignments(nodeType, nodeTemplateName, nodeTemplate) }
+        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)
     }
 
@@ -65,16 +74,8 @@ open class BluePrintNodeTemplateValidatorImpl(private val bluePrintTypeValidator
     open fun validateArtifactDefinitions(artifacts: MutableMap<String, ArtifactDefinition>) {
         paths.add("artifacts")
         artifacts.forEach { artifactDefinitionName, artifactDefinition ->
-            paths.add(artifactDefinitionName)
-            val type: String = artifactDefinition.type
-                    ?: throw BluePrintException("type is missing for ArtifactDefinition$artifactDefinitionName)")
-            // Check Artifact Type
-            checkValidArtifactType(artifactDefinitionName, type)
-
-            val file: String = artifactDefinition.file
-                    ?: throw BluePrintException("file is missing for ArtifactDefinition($artifactDefinitionName)")
-
-            paths.removeAt(paths.lastIndex)
+            bluePrintTypeValidatorService.validateArtifactDefinition(bluePrintRuntimeService,
+                    artifactDefinitionName, artifactDefinition)
         }
         paths.removeAt(paths.lastIndex)
     }
@@ -239,21 +240,6 @@ open class BluePrintNodeTemplateValidatorImpl(private val bluePrintTypeValidator
 
     }
 
-    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")
-        }
-    }
-
     open fun checkPropertyValue(propertyName: String, propertyDefinition: PropertyDefinition, propertyAssignment: JsonNode) {
         val propertyType = propertyDefinition.type
         val isValid: Boolean
@@ -295,4 +281,13 @@ open class BluePrintNodeTemplateValidatorImpl(private val bluePrintTypeValidator
         }
     }
 
+    private fun validateExtension(referencePrefix: String, name: String, nodeTemplate: NodeTemplate) {
+        val customValidator = bluePrintTypeValidatorService
+                .bluePrintValidator(referencePrefix, BluePrintNodeTemplateValidator::class.java)
+
+        customValidator?.let {
+            it.validate(bluePrintRuntimeService, name, nodeTemplate)
+        }
+    }
+
 }
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt
index eb2f0102..1108c1b5 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintNodeTypeValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -26,8 +27,13 @@ import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintNodeTyp
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintContext
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
@@ -52,7 +58,14 @@ open class BluePrintNodeTypeValidatorImpl(private val bluePrintTypeValidatorServ
                     ?: throw BluePrintException("Failed to get derivedFrom NodeType($derivedFrom)'s for NodeType($nodeTypeName)")
         }
 
-        nodeType.properties?.let { bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, nodeType.properties!!) }
+        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!!) }
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt
index 2f328716..7d81ba62 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintPropertyDefinitionValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -25,7 +26,12 @@ import org.onap.ccsdk.apps.controllerblueprints.core.format
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintPropertyDefinitionValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
index 8d49f291..37d3d1bd 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
@@ -26,7 +26,12 @@ import org.onap.ccsdk.apps.controllerblueprints.core.data.*
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintServiceTemplateValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt
index 9f9ad1fa..841d86ea 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTopologyTemplateValidatorImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -26,7 +27,12 @@ import org.onap.ccsdk.apps.controllerblueprints.core.data.Workflow
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTopologyTemplateValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt
index e9bfc613..d8c008ff 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintTypeValidatorServiceImpl.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -16,6 +17,7 @@
 
 package org.onap.ccsdk.apps.controllerblueprints.validation
 
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.*
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.context.ApplicationContext
@@ -24,43 +26,79 @@ 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 context.getBeansOfType(BluePrintServiceTemplateValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintServiceTemplateValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default ServiceTemplate validators")
     }
 
     override fun getDataTypeValidators(): List<BluePrintDataTypeValidator> {
-        return context.getBeansOfType(BluePrintDataTypeValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintDataTypeValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default DataType validators")
     }
 
     override fun getArtifactTypeValidators(): List<BluePrintArtifactTypeValidator> {
-        return context.getBeansOfType(BluePrintArtifactTypeValidator::class.java).mapNotNull { it.value }
+        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 context.getBeansOfType(BluePrintNodeTypeValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintNodeTypeValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default NodeType validators")
     }
 
     override fun getTopologyTemplateValidators(): List<BluePrintTopologyTemplateValidator> {
-        return context.getBeansOfType(BluePrintTopologyTemplateValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintTopologyTemplateValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default TopologyTemplate validators")
     }
 
     override fun getNodeTemplateValidators(): List<BluePrintNodeTemplateValidator> {
-        return context.getBeansOfType(BluePrintNodeTemplateValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintNodeTemplateValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default NodeTemplate validators")
     }
 
     override fun getWorkflowValidators(): List<BluePrintWorkflowValidator> {
-        return context.getBeansOfType(BluePrintWorkflowValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintWorkflowValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default Workflow validators")
     }
 
     override fun getPropertyDefinitionValidators(): List<BluePrintPropertyDefinitionValidator> {
-        return context.getBeansOfType(BluePrintPropertyDefinitionValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintPropertyDefinitionValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default PropertyDefinition validators")
     }
 
     override fun getAttributeDefinitionValidators(): List<BluePrintAttributeDefinitionValidator> {
-        return context.getBeansOfType(BluePrintAttributeDefinitionValidator::class.java).mapNotNull { it.value }
+        return bluePrintValidators(PREFIX_DEFAULT, BluePrintAttributeDefinitionValidator::class.java)
+                ?: throw BluePrintProcessorException("failed to get default AttributeDefinition validators")
     }
 }
 
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorDefaultService.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorDefaultService.kt
deleted file mode 100644
index 8e26588b..00000000
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorDefaultService.kt
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * 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.
- */
-
-@file:Suppress("unused")
-package org.onap.ccsdk.apps.controllerblueprints.validation
-
-import com.att.eelf.configuration.EELFLogger
-import com.att.eelf.configuration.EELFManager
-import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
-import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
-import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintValidatorService
-import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
-import org.onap.ccsdk.apps.controllerblueprints.core.utils.BluePrintMetadataUtils
-import org.springframework.stereotype.Service
-import java.util.*
-
-@Service
-class BluePrintTypeValidatorDefaultService(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintValidatorService {
-
-    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintValidatorServiceImpl::class.toString())
-
-    override fun validateBluePrints(basePath: String): Boolean {
-
-        log.info("validating blueprint($basePath)")
-        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)
-
-        if (bluePrintRuntimeService.getBluePrintError().errors.size > 0) {
-            throw BluePrintException("failed in blueprint validation : ${bluePrintRuntimeService.getBluePrintError().errors.joinToString("\n")}")
-        }
-        return true
-    }
-}
-
-// Core Validator Services
-
-@Service
-class DefaultBluePrintServiceTemplateValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintServiceTemplateValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintDataTypeValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintDataTypeValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintArtifactTypeValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintArtifactTypeValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintNodeTypeValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintNodeTypeValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintTopologyTemplateValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintTopologyTemplateValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaulBluePrintNodeTemplateValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintNodeTemplateValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintWorkflowValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintWorkflowValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintPropertyDefinitionValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintPropertyDefinitionValidatorImpl(bluePrintTypeValidatorService)
-
-@Service
-class DefaultBluePrintAttributeDefinitionValidator(bluePrintTypeValidatorService: BluePrintTypeValidatorService)
-    : BluePrintAttributeDefinitionValidatorImpl(bluePrintTypeValidatorService)
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
index 612ec691..851a7c60 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
@@ -23,7 +23,12 @@ import org.onap.ccsdk.apps.controllerblueprints.core.data.Workflow
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintWorkflowValidator
 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+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: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt
new file mode 100644
index 00000000..6fe4fa36
--- /dev/null
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/extension/ArtifactMappingResourceValidator.kt
@@ -0,0 +1,48 @@
+/*
+ *  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.apps.controllerblueprints.validation.extension
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import org.onap.ccsdk.apps.controllerblueprints.core.data.ArtifactDefinition
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintArtifactDefinitionValidator
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.service.ResourceAssignmentValidationServiceImpl
+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: EELFLogger = EELFManager.getInstance().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.info("Validation artifact-mapping-resource($completePath)")
+        val resourceAssignment = JacksonUtils.getListFromFile(completePath, ResourceAssignment::class.java)
+        val resourceAssignmentValidationService = ResourceAssignmentValidationServiceImpl()
+        resourceAssignmentValidationService.validate(resourceAssignment)
+    }
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorServiceImplTest.kt b/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDesignTimeValidatorServiceTest.kt
index f5d157dd..43c3e0e3 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintValidatorServiceImplTest.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintDesignTimeValidatorServiceTest.kt
@@ -30,12 +30,12 @@ import org.onap.ccsdk.apps.controllerblueprints.core.utils.BluePrintMetadataUtil
 import kotlin.test.assertEquals
 import kotlin.test.assertTrue
 
-class BluePrintValidatorServiceImplTest {
+class BluePrintDesignTimeValidatorServiceTest {
 
     private val blueprintBasePath: String = ("./../../../../components/model-catalog/blueprint-model/test-blueprint/baseconfiguration")
     private val bluePrintRuntime = BluePrintMetadataUtils.getBluePrintRuntime("1234", blueprintBasePath)
     private val mockBluePrintTypeValidatorService = MockBluePrintTypeValidatorService()
-    private val defaultBluePrintValidatorService = BluePrintValidatorServiceImpl(mockBluePrintTypeValidatorService)
+    private val defaultBluePrintValidatorService = BluePrintDesignTimeValidatorService(mockBluePrintTypeValidatorService)
     private val workflowValidator = BluePrintWorkflowValidatorImpl(mockBluePrintTypeValidatorService)
 
     @Test
diff --git a/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt b/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt
index 971099ca..65574c22 100644
--- a/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt
+++ b/ms/controllerblueprints/modules/blueprint-validation/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/MockBluePrintTypeValidatorService.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -20,6 +21,18 @@ import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.*
 
 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))
     }
@@ -32,6 +45,10 @@ class MockBluePrintTypeValidatorService : BluePrintTypeValidatorService {
         return listOf(BluePrintArtifactTypeValidatorImpl(this))
     }
 
+    override fun getArtifactDefinitionsValidators(): List<BluePrintArtifactDefinitionValidator> {
+        return listOf(BluePrintArtifactDefinitionValidatorImpl(this))
+    }
+
     override fun getNodeTypeValidators(): List<BluePrintNodeTypeValidator> {
         return listOf(BluePrintNodeTypeValidatorImpl(this))
     }
diff --git a/ms/controllerblueprints/modules/service/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/service/enhancer/BluePrintEnhancerServiceImplTest.kt b/ms/controllerblueprints/modules/service/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/service/enhancer/BluePrintEnhancerServiceImplTest.kt
index 8d32413f..ccacee02 100644
--- a/ms/controllerblueprints/modules/service/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/service/enhancer/BluePrintEnhancerServiceImplTest.kt
+++ b/ms/controllerblueprints/modules/service/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/service/enhancer/BluePrintEnhancerServiceImplTest.kt
@@ -1,5 +1,6 @@
 /*
  * 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.
@@ -38,22 +39,22 @@ import java.nio.file.Paths
 class BluePrintEnhancerServiceImplTest {
 
     @Autowired
-    private val modelTypeLoadService: ModelTypeLoadService? = null
+    lateinit var modelTypeLoadService: ModelTypeLoadService
 
     @Autowired
-    private val resourceDictionaryLoadService: ResourceDictionaryLoadService? = null
+    lateinit var resourceDictionaryLoadService: ResourceDictionaryLoadService
 
     @Autowired
-    private val bluePrintEnhancerService: BluePrintEnhancerService? = null
+    lateinit var bluePrintEnhancerService: BluePrintEnhancerService
 
     @Autowired
-    private val bluePrintValidatorService: BluePrintValidatorService? = null
+    lateinit var bluePrintValidatorService: BluePrintValidatorService
 
     @Before
     fun init() {
         runBlocking {
-            modelTypeLoadService!!.loadPathModelType("./../../../../components/model-catalog/definition-type/starter-type")
-            resourceDictionaryLoadService!!.loadPathResourceDictionary("./../../../../components/model-catalog/resource-dictionary/starter-dictionary")
+            modelTypeLoadService.loadPathModelType("./../../../../components/model-catalog/definition-type/starter-type")
+            resourceDictionaryLoadService.loadPathResourceDictionary("./../../../../components/model-catalog/resource-dictionary/starter-dictionary")
         }
     }
 
@@ -65,11 +66,11 @@ class BluePrintEnhancerServiceImplTest {
 
         val targetPath = Paths.get("target", "bp-enhance").toUri().path
 
-        val bluePrintContext = bluePrintEnhancerService!!.enhance(basePath, targetPath)
+        val bluePrintContext = bluePrintEnhancerService.enhance(basePath, targetPath)
         Assert.assertNotNull("failed to get blueprintContext ", bluePrintContext)
 
         // Validate the Generated BluePrints
-        val valid = bluePrintValidatorService!!.validateBluePrints(targetPath)
+        val valid = bluePrintValidatorService.validateBluePrints(targetPath)
         Assert.assertTrue("blueprint validation failed ", valid)
     }
 }
\ No newline at end of file