Refactor components core and resource dict modules

Change-Id: I04e9e723d68a38ecefe48206e67fddbe43c55854
Issue-ID: CCSDK-1047
Signed-off-by: Muthuramalingam, Brinda Santh <brindasanth@in.ibm.com>

7 files changed, 664 insertions, 0 deletions

diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDefinition.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDefinition.kt
new file mode 100644
index 000000000..d141ed0cb
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDefinition.kt
@@ -0,0 +1,100 @@
+/*
+ *  Copyright © 2018 IBM.
+ *  Modifications 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.apps.controllerblueprints.resource.dict
+
+import com.fasterxml.jackson.annotation.JsonFormat
+import com.fasterxml.jackson.annotation.JsonProperty
+import org.onap.ccsdk.apps.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.apps.controllerblueprints.core.data.PropertyDefinition
+import java.io.Serializable
+import java.util.*
+
+open class ResourceDefinition {
+
+    @JsonProperty(value = "name", required = true)
+    lateinit var name: String
+
+    @JsonProperty(value = "property", required = true)
+    lateinit var property: PropertyDefinition
+
+    var tags: String? = null
+
+    @JsonProperty(value = "updated-by")
+    lateinit var updatedBy: String
+
+    @JsonProperty(value = "sources", required = true)
+    lateinit var sources: MutableMap<String, NodeTemplate>
+}
+
+open class ResourceAssignment {
+
+    @JsonProperty(value = "name", required = true)
+    lateinit var name: String
+
+    @JsonProperty(value = "property")
+    var property: PropertyDefinition? = null
+
+    @JsonProperty("input-param")
+    var inputParameter: Boolean = false
+
+    @JsonProperty("dictionary-name")
+    var dictionaryName: String? = null
+
+    @JsonProperty("dictionary-source")
+    var dictionarySource: String? = null
+
+    @JsonProperty("dependencies")
+    var dependencies: MutableList<String>? = null
+
+    @JsonProperty("version")
+    var version: Int = 0
+
+    @JsonProperty("status")
+    var status: String? = null
+
+    @JsonProperty("message")
+    var message: String? = null
+
+    @JsonProperty("updated-date")
+    @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'")
+    var updatedDate: Date? = null
+
+    @JsonProperty("updated-by")
+    var updatedBy: String? = null
+
+    override fun toString(): String {
+        return StringBuilder()
+                .append("[")
+                .append("name=", name)
+                .append(", dictionaryName=", dictionaryName)
+                .append(", dictionarySource=", dictionarySource)
+                .append("]")
+                .toString()
+    }
+}
+
+/**
+ * Interface for Source Definitions (ex Input Source,
+ * Default Source, Database Source, Rest Sources, etc)
+ */
+interface ResourceSource : Serializable
+
+
+open class ResourceSourceMapping {
+    lateinit var resourceSourceMappings: MutableMap<String, String>
+}
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDictionaryConstants.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDictionaryConstants.kt
new file mode 100644
index 000000000..aa06c9da0
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/ResourceDictionaryConstants.kt
@@ -0,0 +1,38 @@
+/*
+ *  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.resource.dict
+
+/**
+ * ResourceDictionaryConstants
+ *
+ * @author Brinda Santh
+ */
+object ResourceDictionaryConstants {
+    const val SOURCE_INPUT = "input"
+    const val SOURCE_DEFAULT = "default"
+    const val SOURCE_PRIMARY_CONFIG_DATA = "primary-config-data"
+    const val SOURCE_PRIMARY_DB = "primary-db"
+
+    const val MODEL_DIR_RESOURCE_DEFINITION: String = "resource_dictionary"
+
+    const val PROPERTY_TYPE = "type"
+    const val PROPERTY_INPUT_KEY_MAPPING = "input-key-mapping"
+    const val PROPERTY_OUTPUT_KEY_MAPPING = "output-key-mapping"
+    const val PROPERTY_KEY_DEPENDENCIES = "key-dependencies"
+
+    const val PATH_RESOURCE_DEFINITION_TYPE = "resource_definition_types"
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/factory/ResourceSourceMappingFactory.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/factory/ResourceSourceMappingFactory.kt
new file mode 100644
index 000000000..876aca9f7
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/factory/ResourceSourceMappingFactory.kt
@@ -0,0 +1,47 @@
+/*
+ *  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.apps.controllerblueprints.resource.dict.factory
+
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.format
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceSourceMapping
+
+/**
+ * ResourceSourceMappingFactory.
+ *
+ * @author Brinda Santh
+ */
+object ResourceSourceMappingFactory {
+
+    private val resourceSourceMappings: MutableMap<String, String> = hashMapOf()
+
+    fun registerSourceMapping(sourceInstance: String, nodeTypeName: String) {
+        resourceSourceMappings[sourceInstance] = nodeTypeName
+    }
+
+    fun getRegisterSourceMapping(sourceInstance: String): String {
+        return resourceSourceMappings[sourceInstance]
+                ?: throw BluePrintException(format("failed to get source({}) mapping", sourceInstance))
+    }
+
+    fun getRegisterSourceMapping(): ResourceSourceMapping {
+        val resourceSourceMapping = ResourceSourceMapping()
+        resourceSourceMapping.resourceSourceMappings = resourceSourceMappings
+        return resourceSourceMapping
+    }
+}
+
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceAssignmentValidationService.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceAssignmentValidationService.kt
new file mode 100644
index 000000000..d71fbbf80
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceAssignmentValidationService.kt
@@ -0,0 +1,163 @@
+/*
+ *  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.resource.dict.service
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import org.apache.commons.collections.CollectionUtils
+import org.apache.commons.lang3.StringUtils
+import org.apache.commons.lang3.text.StrBuilder
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.format
+import org.onap.ccsdk.apps.controllerblueprints.core.utils.TopologicalSortingUtils
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.factory.ResourceSourceMappingFactory
+import java.io.Serializable
+
+/**
+ * ResourceAssignmentValidationService.
+ *
+ * @author Brinda Santh
+ */
+interface ResourceAssignmentValidationService : Serializable {
+
+    @Throws(BluePrintException::class)
+    fun validate(resourceAssignments: List<ResourceAssignment>): Boolean
+}
+
+/**
+ * ResourceAssignmentValidationServiceImpl.
+ *
+ * @author Brinda Santh
+ */
+open class ResourceAssignmentValidationServiceImpl : ResourceAssignmentValidationService {
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(ResourceAssignmentValidationServiceImpl::class.java)
+
+    open var resourceAssignmentMap: Map<String, ResourceAssignment> = hashMapOf()
+    open val validationMessage = StrBuilder()
+
+    override fun validate(resourceAssignments: List<ResourceAssignment>): Boolean {
+        try {
+            validateSources(resourceAssignments)
+            validateTemplateNDictionaryKeys(resourceAssignments)
+            validateCyclicDependency(resourceAssignments)
+            if (StringUtils.isNotBlank(validationMessage)) {
+                throw BluePrintException("Resource Assignment Validation Failure")
+            }
+        } catch (e: Exception) {
+            throw BluePrintException("Resource Assignment Validation :" + validationMessage.toString(), e)
+        }
+        return true
+    }
+
+    open fun validateSources(resourceAssignments: List<ResourceAssignment>) {
+        log.info("validating resource assignment sources")
+        // Check the Resource Assignment Source(Dynamic Instance) is valid.
+        resourceAssignments.forEach { resourceAssignment ->
+            try {
+                ResourceSourceMappingFactory.getRegisterSourceMapping(resourceAssignment.dictionarySource!!)
+            } catch (e: BluePrintException) {
+                validationMessage.appendln(e.message + format(" for resource assignment({})", resourceAssignment.name))
+            }
+        }
+    }
+
+    open fun validateTemplateNDictionaryKeys(resourceAssignments: List<ResourceAssignment>) {
+
+        resourceAssignmentMap = resourceAssignments.map { it.name to it }.toMap()
+
+        // Check the Resource Assignment has Duplicate Key Names
+        val duplicateKeyNames = resourceAssignments.groupBy { it.name }
+                .filter { it.value.size > 1 }
+                .map { it.key }
+
+        if (duplicateKeyNames.isNotEmpty()) {
+            validationMessage.appendln(String.format("Duplicate Assignment Template Keys (%s) is Present", duplicateKeyNames))
+        }
+
+        // Check the Resource Assignment has Duplicate Dictionary Names
+        val duplicateDictionaryKeyNames = resourceAssignments.groupBy { it.dictionaryName }
+                .filter { it.value.size > 1 }
+                .map { it.key }
+        if (duplicateDictionaryKeyNames.isNotEmpty()) {
+            validationMessage.appendln(String.format("Duplicate Assignment Dictionary Keys (%s) is Present", duplicateDictionaryKeyNames))
+        }
+
+        // Collect all the dependencies as a single list
+        val dependenciesNames = resourceAssignments.mapNotNull { it.dependencies }.flatten()
+
+        // Check all the dependencies keys have Resource Assignment mappings.
+        val notPresentDictionaries = dependenciesNames.filter { !resourceAssignmentMap.containsKey(it) }.distinct()
+        if (notPresentDictionaries.isNotEmpty()) {
+            validationMessage.appendln(String.format("No assignments for Dictionary Keys (%s)", notPresentDictionaries))
+        }
+
+        if (StringUtils.isNotBlank(validationMessage)) {
+            throw BluePrintException("Resource Assignment Validation Failure")
+        }
+    }
+
+    open fun validateCyclicDependency(resourceAssignments: List<ResourceAssignment>) {
+        val startResourceAssignment = ResourceAssignment()
+        startResourceAssignment.name = "*"
+
+        val topologySorting = TopologicalSortingUtils<ResourceAssignment>()
+
+        resourceAssignmentMap.map { it.value }.map { resourceAssignment ->
+            if (CollectionUtils.isNotEmpty(resourceAssignment.dependencies)) {
+                resourceAssignment.dependencies!!.map {
+                    log.info("Topological Graph link from {} to {}", it, resourceAssignment.name)
+                    topologySorting.add(resourceAssignmentMap[it]!!, resourceAssignment)
+                }
+            } else {
+                topologySorting.add(startResourceAssignment, resourceAssignment)
+            }
+        }
+
+        if (!topologySorting.isDag) {
+            val graph = getTopologicalGraph(topologySorting)
+            validationMessage.appendln("Cyclic Dependency :$graph")
+        }
+    }
+
+    open fun getTopologicalGraph(topologySorting: TopologicalSortingUtils<ResourceAssignment>): String {
+        val s = StringBuilder()
+        val neighbors = topologySorting.getNeighbors()
+
+        neighbors.forEach { v, vs ->
+            if (v.name == "*") {
+                s.append("\n    * -> [")
+                for (resourceAssignment in vs) {
+                    s.append("(" + resourceAssignment.dictionaryName + ":" + resourceAssignment.name
+                            + "),")
+                }
+                s.append("]")
+            } else {
+                s.append("\n    (" + v.dictionaryName + ":" + v.name + ") -> [")
+                for (resourceAssignment in vs) {
+                    s.append("(" + resourceAssignment.dictionaryName + ":" + resourceAssignment.name
+                            + "),")
+                }
+                s.append("]")
+            }
+        }
+        return s.toString()
+    }
+
+
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceDefinitionValidationService.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceDefinitionValidationService.kt
new file mode 100644
index 000000000..9541a7b89
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/service/ResourceDefinitionValidationService.kt
@@ -0,0 +1,113 @@
+/*
+ *  Copyright © 2018 IBM.
+ *  Modifications 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.apps.controllerblueprints.resource.dict.service
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import com.fasterxml.jackson.databind.JsonNode
+import com.google.common.base.Preconditions
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintTypes
+import org.onap.ccsdk.apps.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.apps.controllerblueprints.core.data.NodeType
+import org.onap.ccsdk.apps.controllerblueprints.core.data.PropertyDefinition
+import org.onap.ccsdk.apps.controllerblueprints.core.format
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintRepoService
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintExpressionService
+import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceDefinition
+import java.io.Serializable
+
+/**
+ * ResourceDefinitionValidationService.
+ *
+ * @author Brinda Santh
+ */
+interface ResourceDefinitionValidationService : Serializable {
+
+    @Throws(BluePrintException::class)
+    fun validate(resourceDefinition: ResourceDefinition)
+
+}
+
+/**
+ * ResourceDefinitionValidationService.
+ *
+ * @author Brinda Santh
+ */
+open class ResourceDefinitionValidationServiceImpl(private val bluePrintRepoService: BluePrintRepoService) : ResourceDefinitionValidationService {
+
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(ResourceDefinitionValidationService::class.java)
+
+    override fun validate(resourceDefinition: ResourceDefinition) {
+        Preconditions.checkNotNull(resourceDefinition, "Failed to get Resource Definition")
+        log.trace("Validating Resource Dictionary Definition {}", resourceDefinition.name)
+
+        resourceDefinition.sources.forEach { name, nodeTemplate ->
+            val sourceType = nodeTemplate.type
+
+            val sourceNodeType = bluePrintRepoService.getNodeType(sourceType)
+
+            // Validate Property Name, expression, values and Data Type
+            validateNodeTemplateProperties(nodeTemplate, sourceNodeType)
+        }
+    }
+
+
+    open fun validateNodeTemplateProperties(nodeTemplate: NodeTemplate, nodeType: NodeType) {
+        nodeTemplate.properties?.let { validatePropertyAssignments(nodeType.properties!!, nodeTemplate.properties!!) }
+    }
+
+
+    open fun validatePropertyAssignments(nodeTypeProperties: MutableMap<String, PropertyDefinition>,
+                                         properties: MutableMap<String, JsonNode>) {
+        properties.forEach { propertyName, propertyAssignment ->
+            val propertyDefinition: PropertyDefinition = nodeTypeProperties[propertyName]
+                    ?: throw BluePrintException(format("failed to get definition for the property ({})", propertyName))
+            // Check and Validate if Expression Node
+            val expressionData = BluePrintExpressionService.getExpressionData(propertyAssignment)
+            if (!expressionData.isExpression) {
+                checkPropertyValue(propertyDefinition, propertyName, propertyAssignment)
+            } else {
+                throw BluePrintException(format("property({}) of expression ({}) is not supported",
+                        propertyName, propertyAssignment))
+            }
+        }
+    }
+
+    open fun checkPropertyValue(propertyDefinition: PropertyDefinition, propertyName: String, propertyAssignment: JsonNode) {
+        val propertyType = propertyDefinition.type
+        val isValid: Boolean
+
+        if (BluePrintTypes.validPrimitiveTypes().contains(propertyType)) {
+            isValid = JacksonUtils.checkJsonNodeValueOfPrimitiveType(propertyType, propertyAssignment)
+
+        } else if (BluePrintTypes.validCollectionTypes().contains(propertyType)) {
+
+            isValid = JacksonUtils.checkJsonNodeValueOfCollectionType(propertyType, propertyAssignment)
+        } else {
+            bluePrintRepoService.getDataType(propertyType)
+            isValid = true
+        }
+
+        check(isValid) {
+            throw BluePrintException(format("property({}) defined of type({}) is not compatable with the value ({})",
+                    propertyName, propertyType, propertyAssignment))
+        }
+    }
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/BulkResourceSequencingUtils.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/BulkResourceSequencingUtils.kt
new file mode 100644
index 000000000..cd92f42c0
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/BulkResourceSequencingUtils.kt
@@ -0,0 +1,109 @@
+/*
+ *  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.apps.controllerblueprints.resource.dict.utils
+
+import com.att.eelf.configuration.EELFLogger
+import org.apache.commons.collections.CollectionUtils
+import org.onap.ccsdk.apps.controllerblueprints.core.utils.TopologicalSortingUtils
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
+import com.att.eelf.configuration.EELFManager
+import java.util.ArrayList
+/**
+ * BulkResourceSequencingUtils.
+ *
+ * @author Brinda Santh
+ */
+object BulkResourceSequencingUtils {
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(BulkResourceSequencingUtils::class.java)
+
+    @JvmStatic
+    fun process(resourceAssignments: MutableList<ResourceAssignment>): List<List<ResourceAssignment>> {
+        val resourceAssignmentMap: MutableMap<String, ResourceAssignment> = hashMapOf()
+        val sequenceBatchResourceAssignment = ArrayList<List<ResourceAssignment>>()
+        log.info("Assignments ({})", resourceAssignments)
+        // Prepare Map
+        resourceAssignments.forEach { resourceAssignment ->
+            log.trace("Processing Key ({})", resourceAssignment.name)
+            resourceAssignmentMap.put(resourceAssignment.name, resourceAssignment)
+        }
+
+        val startResourceAssignment = ResourceAssignment()
+        startResourceAssignment.name = "*"
+
+        // Preepare Sorting Map
+        val topologySorting = TopologicalSortingUtils<ResourceAssignment>()
+        resourceAssignmentMap.forEach { _, resourceAssignment ->
+            if (CollectionUtils.isNotEmpty(resourceAssignment.dependencies)) {
+                for (dependency in resourceAssignment.dependencies!!) {
+                    topologySorting.add(resourceAssignmentMap[dependency]!!, resourceAssignment)
+                }
+            } else {
+                topologySorting.add(startResourceAssignment, resourceAssignment)
+            }
+        }
+
+        val sequencedResourceAssignments: MutableList<ResourceAssignment> = topologySorting.topSort()!! as MutableList<ResourceAssignment>
+        log.info("Sorted Sequenced Assignments ({})", sequencedResourceAssignments)
+
+        var batchResourceAssignment: MutableList<ResourceAssignment>? = null
+        var batchAssignmentName: MutableList<String>? = null
+
+        // Prepare Sorting
+        sequencedResourceAssignments.forEachIndexed { index, resourceAssignment ->
+
+            var previousResourceAssignment: ResourceAssignment? = null
+
+            if (index > 0) {
+                previousResourceAssignment = sequencedResourceAssignments[index - 1]
+            }
+
+            var dependencyPresence = false
+            if (batchAssignmentName != null && resourceAssignment.dependencies != null) {
+                dependencyPresence = CollectionUtils.containsAny(batchAssignmentName, resourceAssignment.dependencies)
+            }
+
+            log.trace("({}) -> Checking ({}), with ({}), result ({})", resourceAssignment.name,
+                    batchAssignmentName, resourceAssignment.dependencies, dependencyPresence)
+
+            if (previousResourceAssignment != null && resourceAssignment.dictionarySource != null
+                    && resourceAssignment.dictionarySource!!.equals(previousResourceAssignment.dictionarySource, true)
+                    && !dependencyPresence) {
+                batchResourceAssignment!!.add(resourceAssignment)
+                batchAssignmentName!!.add(resourceAssignment.name)
+            } else {
+                if (batchResourceAssignment != null) {
+                    sequenceBatchResourceAssignment.add(batchResourceAssignment!!)
+                    log.trace("Created old Set ({})", batchAssignmentName)
+                }
+                batchResourceAssignment = arrayListOf()
+                batchResourceAssignment!!.add(resourceAssignment)
+
+                batchAssignmentName = arrayListOf()
+                batchAssignmentName!!.add(resourceAssignment.name)
+            }
+
+            if (index == sequencedResourceAssignments.size - 1) {
+                log.trace("Created old Set ({})", batchAssignmentName)
+                sequenceBatchResourceAssignment.add(batchResourceAssignment!!)
+            }
+        }
+        log.info("Batched Sequence : ({})", sequenceBatchResourceAssignment)
+
+        return sequenceBatchResourceAssignment
+    }
+
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/ResourceDictionaryUtils.kt b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/ResourceDictionaryUtils.kt
new file mode 100644
index 000000000..1aeda0ba1
--- /dev/null
+++ b/ms/controllerblueprints/modules/resource-dict/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/resource/dict/utils/ResourceDictionaryUtils.kt
@@ -0,0 +1,94 @@
+/*
+ *  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.resource.dict.utils
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import com.fasterxml.jackson.databind.JsonNode
+import com.fasterxml.jackson.databind.node.NullNode
+import org.apache.commons.collections.MapUtils
+import org.apache.commons.lang3.StringUtils
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException
+import org.onap.ccsdk.apps.controllerblueprints.core.data.NodeTemplate
+import org.onap.ccsdk.apps.controllerblueprints.core.utils.BluePrintFileUtils
+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.ResourceDefinition
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceDictionaryConstants
+import java.io.File
+
+
+object ResourceDictionaryUtils {
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(ResourceDictionaryUtils::class.java)
+
+    @JvmStatic
+    fun populateSourceMapping(resourceAssignment: ResourceAssignment,
+                              resourceDefinition: ResourceDefinition) {
+
+        if (StringUtils.isBlank(resourceAssignment.dictionarySource)) {
+
+            if (MapUtils.isNotEmpty(resourceDefinition.sources)) {
+                val source = findFirstSource(resourceDefinition.sources)
+
+                // Populate and Assign First Source
+                if (StringUtils.isNotBlank(source)) {
+                    // Set Dictionary Source
+                    resourceAssignment.dictionarySource = source
+                } else {
+                    resourceAssignment.dictionarySource = ResourceDictionaryConstants.SOURCE_INPUT
+                }
+                log.info("auto map resourceAssignment : {}", resourceAssignment)
+            } else {
+                resourceAssignment.dictionarySource = ResourceDictionaryConstants.SOURCE_INPUT
+            }
+        }
+    }
+
+    @JvmStatic
+    fun findFirstSource(sources: Map<String, NodeTemplate>): String? {
+        var source: String? = null
+        if (MapUtils.isNotEmpty(sources)) {
+            source = sources.keys.stream().findFirst().get()
+        }
+        return source
+    }
+
+    @JvmStatic
+    fun assignInputs(data: JsonNode, context: MutableMap<String, Any>) {
+        log.trace("assignInputs from input JSON ({})", data.toString())
+        data.fields().forEach { field ->
+            val valueNode: JsonNode = data.at("/".plus(field.key)) ?: NullNode.getInstance()
+
+            val path = BluePrintConstants.PATH_INPUTS.plus(BluePrintConstants.PATH_DIVIDER).plus(field.key)
+            log.trace("setting path ({}), values ({})", path, valueNode)
+            context[path] = valueNode
+        }
+    }
+
+    fun getResourceAssignmentFromFile(filePath: String): List<ResourceAssignment> {
+        return JacksonUtils.getListFromFile(filePath, ResourceAssignment::class.java)
+                ?: throw BluePrintProcessorException("couldn't get ResourceAssignment definitions for the file($filePath)")
+    }
+
+    fun writeResourceDefinitionTypes(basePath: String, resourceDefinitionMap: Map<String, ResourceDefinition>) {
+        val typePath = basePath.plus(File.separator).plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR)
+                .plus(File.separator).plus("${ResourceDictionaryConstants.PATH_RESOURCE_DEFINITION_TYPE}.json")
+        val resourceDefinitionContent = JacksonUtils.getJson(resourceDefinitionMap.toSortedMap(), true)
+        BluePrintFileUtils.writeDefinitionFile(typePath, resourceDefinitionContent)
+    }
+}
\ No newline at end of file