Refactor blueprint validation module

[ccsdk/cds.git] / ms / controllerblueprints / modules / blueprint-validation / src / main / kotlin / org / onap / ccsdk / apps / controllerblueprints / validation / BluePrintServiceTemplateValidatorImpl.kt

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
new file mode 100644 (file)
index 0000000..8d49f29
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+++ b/ms/controllerblueprints/modules/blueprint-validation/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/validation/BluePrintServiceTemplateValidatorImpl.kt
@@ -0,0 +1,107 @@
+/*
+ * 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.validation
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import com.google.common.base.Preconditions
+import org.apache.commons.lang3.StringUtils
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintError
+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
+
+open class BluePrintServiceTemplateValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintServiceTemplateValidator {
+
+    private val log: EELFLogger = EELFManager.getInstance().getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+    lateinit var error: BluePrintError
+
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, name: String, serviceTemplate: ServiceTemplate) {
+        log.trace("Validating Service Template..")
+        try {
+            this.bluePrintRuntimeService = bluePrintRuntimeService
+            this.error = bluePrintRuntimeService.getBluePrintError()
+
+            serviceTemplate.metadata?.let { validateMetadata(serviceTemplate.metadata!!) }
+            serviceTemplate.dataTypes?.let { validateDataTypes(serviceTemplate.dataTypes!!) }
+            serviceTemplate.artifactTypes?.let { validateArtifactTypes(serviceTemplate.artifactTypes!!) }
+            serviceTemplate.nodeTypes?.let { validateNodeTypes(serviceTemplate.nodeTypes!!) }
+            serviceTemplate.topologyTemplate?.let { validateTopologyTemplate(serviceTemplate.topologyTemplate!!) }
+        } catch (e: Exception) {
+            log.error("failed in blueprint service template validation", e)
+            error.addError(BluePrintConstants.PATH_SERVICE_TEMPLATE, paths.joinToString(BluePrintConstants.PATH_DIVIDER), e.message!!)
+        }
+    }
+
+    fun validateMetadata(metaDataMap: MutableMap<String, String>) {
+
+        paths.add(BluePrintConstants.PATH_METADATA)
+
+        val templateName = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_NAME]
+        val templateVersion = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_VERSION]
+        val templateTags = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_TAGS]
+        val templateAuthor = metaDataMap[BluePrintConstants.METADATA_TEMPLATE_AUTHOR]
+
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateName), "failed to get template name metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateVersion), "failed to get template version metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateTags), "failed to get template tags metadata")
+        Preconditions.checkArgument(StringUtils.isNotBlank(templateAuthor), "failed to get template author metadata")
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+
+    fun validateDataTypes(dataTypes: MutableMap<String, DataType>) {
+
+        paths.add(BluePrintConstants.PATH_DATA_TYPES)
+        dataTypes.forEach { dataTypeName, dataType ->
+            // Validate Single Data Type
+            bluePrintTypeValidatorService.validateDataType(bluePrintRuntimeService, dataTypeName, dataType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateArtifactTypes(artifactTypes: MutableMap<String, ArtifactType>) {
+        paths.add(BluePrintConstants.PATH_ARTIFACT_TYPES)
+        artifactTypes.forEach { artifactName, artifactType ->
+            // Validate Single Artifact Type
+            bluePrintTypeValidatorService.validateArtifactType(bluePrintRuntimeService, artifactName, artifactType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateNodeTypes(nodeTypes: MutableMap<String, NodeType>) {
+        paths.add(BluePrintConstants.PATH_NODE_TYPES)
+        nodeTypes.forEach { nodeTypeName, nodeType ->
+            // Validate Single Node Type
+            bluePrintTypeValidatorService.validateNodeType(bluePrintRuntimeService, nodeTypeName, nodeType)
+        }
+        paths.removeAt(paths.lastIndex)
+    }
+
+    fun validateTopologyTemplate(topologyTemplate: TopologyTemplate) {
+        paths.add(BluePrintConstants.PATH_TOPOLOGY_TEMPLATE)
+        bluePrintTypeValidatorService.validateTopologyTemplate(bluePrintRuntimeService, "topologyTemplate", topologyTemplate)
+        paths.removeAt(paths.lastIndex)
+    }
+}
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