1 files changed, 110 insertions, 0 deletions
diff --git a/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
new file mode 100644
index 000000000..21923d1f9
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/blueprints/blueprint-validation/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/validation/BluePrintWorkflowValidatorImpl.kt
@@ -0,0 +1,110 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ * Modifications Copyright © 2019 IBM.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onap.ccsdk.cds.controllerblueprints.validation
+
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintTypeValidatorService
+import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowValidator
+import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.cds.controllerblueprints.validation.utils.PropertyAssignmentValidationUtils
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.config.ConfigurableBeanFactory
+import org.springframework.context.annotation.Scope
+import org.springframework.stereotype.Service
+
+@Service("default-workflow-validator")
+@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
+open class BluePrintWorkflowValidatorImpl(private val bluePrintTypeValidatorService: BluePrintTypeValidatorService) : BluePrintWorkflowValidator {
+
+    private val log = LoggerFactory.getLogger(BluePrintServiceTemplateValidatorImpl::class.toString())
+    lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
+
+    var paths: MutableList<String> = arrayListOf()
+
+    override fun validate(bluePrintRuntimeService: BluePrintRuntimeService<*>, workflowName: String, workflow: Workflow) {
+        log.info("Validating Workflow($workflowName)")
+
+        this.bluePrintRuntimeService = bluePrintRuntimeService
+
+        paths.add(workflowName)
+        paths.joinToString(BluePrintConstants.PATH_DIVIDER)
+
+        // Validate Workflow Inputs
+        validateInputs(workflow)
+
+        // Validate Workflow outputs
+        validateOutputs(workflow)
+
+        // Step Validation Start
+        paths.add("steps")
+        workflow.steps?.forEach { stepName, step ->
+            paths.add(stepName)
+            paths.joinToString(BluePrintConstants.PATH_DIVIDER)
+
+            // Validate target
+            step.target?.let {
+                try {
+                    val nodeTemplate = bluePrintRuntimeService.bluePrintContext().nodeTemplateByName(it)
+
+                    val nodeTypeDerivedFrom = bluePrintRuntimeService.bluePrintContext().nodeTemplateNodeType(it).derivedFrom
+
+                    check(
+                        nodeTypeDerivedFrom == BluePrintConstants.MODEL_TYPE_NODE_WORKFLOW ||
+                            nodeTypeDerivedFrom == BluePrintConstants.MODEL_TYPE_NODE_COMPONENT
+                    ) {
+                        "NodeType(${nodeTemplate.type}) derived from is '$nodeTypeDerivedFrom', Expected " +
+                            "'${BluePrintConstants.MODEL_TYPE_NODE_WORKFLOW}' or '${BluePrintConstants.MODEL_TYPE_NODE_COMPONENT}'"
+                    }
+                } catch (e: Exception) {
+                    bluePrintRuntimeService.getBluePrintError()
+                        .addError(
+                            "Failed to validate Workflow($workflowName)'s step($stepName)'s " +
+                                "definition",
+                            paths.joinToString(BluePrintConstants.PATH_DIVIDER), e.message!!,
+                            "BlueprintWorkflowValidatorImpl"
+                        )
+                }
+            }
+        }
+        paths.removeAt(paths.lastIndex)
+        // Step Validation Ends
+        paths.removeAt(paths.lastIndex)
+
+        paths.removeAt(paths.lastIndex)
+    }
+
+    private fun validateInputs(workflow: Workflow) {
+        workflow.inputs?.let {
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, workflow.inputs!!)
+        }
+    }
+
+    private fun validateOutputs(workflow: Workflow) {
+        workflow.outputs?.let {
+
+            bluePrintTypeValidatorService.validatePropertyDefinitions(bluePrintRuntimeService, workflow.outputs!!)
+
+            PropertyAssignmentValidationUtils(bluePrintRuntimeService.bluePrintContext())
+                .validatePropertyDefinitionNAssignments(workflow.outputs!!)
+        }
+        // Validate Value or Expression
+        workflow.outputs?.forEach { propertyName, propertyDefinition ->
+        }
+    }
+}