1 files changed, 65 insertions, 0 deletions
diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/listener/flowmanipulator/FlowManipulatorListenerRunner.java b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/listener/flowmanipulator/FlowManipulatorListenerRunner.java
new file mode 100644
index 0000000000..5f4dc871fb
--- /dev/null
+++ b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/listener/flowmanipulator/FlowManipulatorListenerRunner.java
@@ -0,0 +1,65 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 - 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.common.listener.flowmanipulator;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import javax.annotation.PostConstruct;
+import org.onap.so.bpmn.common.BuildingBlockExecution;
+import org.onap.so.bpmn.common.listener.ListenerRunner;
+import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+@Component
+public class FlowManipulatorListenerRunner extends ListenerRunner {
+
+    private static Logger logger = LoggerFactory.getLogger(FlowManipulatorListenerRunner.class);
+
+    protected List<FlowManipulator> flowManipulators;
+
+    @PostConstruct
+    protected void init() {
+
+        flowManipulators = new ArrayList<>(
+                Optional.ofNullable(context.getBeansOfType(FlowManipulator.class)).orElse(new HashMap<>()).values());
+
+    }
+
+    public void modifyFlows(List<ExecuteBuildingBlock> flowsToExecute, BuildingBlockExecution execution) {
+
+        ExecuteBuildingBlock currentBB = flowsToExecute.get(execution.getCurrentSequence());
+        List<FlowManipulator> filtered = filterListeners(flowManipulators,
+                (item -> item.shouldRunFor(currentBB.getBuildingBlock().getBpmnFlowName(),
+                        execution.getCurrentSequence() == 0, execution)));
+
+        logger.info("Running flow manipulators:\n{}",
+                filtered.stream().map(item -> item.getClass().getName()).collect(Collectors.joining("\n")));
+        filtered.forEach(item -> item.run(flowsToExecute, currentBB, execution));
+
+    }
+
+
+}