org.yaoqiang.bpmn.engine.operation.SequenceFlowDestroyScope Maven / Gradle / Ivy

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package org.yaoqiang.bpmn.engine.operation;

import java.util.logging.Logger;

import org.yaoqiang.bpmn.engine.runtime.Execution;
import org.yaoqiang.bpmn.model.elements.activities.SubProcess;
import org.yaoqiang.bpmn.model.elements.core.common.FlowNode;

/**
 * SequenceFlowDestroyScope
 * 
 * @author Shi Yaoqiang([email protected])
 */
public class SequenceFlowDestroyScope implements ExecutionOperation {

	private static Logger log = Logger.getLogger(SequenceFlowDestroyScope.class.getName());

	public void execute(Execution execution) {
		Execution propagatingExecution = null;

		FlowNode flowNode = execution.getFlowNode();
		if (flowNode instanceof SubProcess) {
	        propagatingExecution = execution.getParent();
	        propagatingExecution.setFlowNode(flowNode);
	        propagatingExecution.setSequenceFlow(execution.getSequenceFlow());
	        propagatingExecution.setActive(true);
	        log.fine("destroy scope: scoped "+execution+" continues as parent scope "+propagatingExecution);
	        execution.remove();
		} else {
			propagatingExecution = execution;
		}

		propagatingExecution.performOperation(SEQUENCE_FLOW_TAKE);
	}

}