org.camunda.bpm.engine.impl.bpmn.behavior.CaseCallActivityBehavior Maven / Gradle / Ivy
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* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; you may not use this file except in compliance with the License.
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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package org.camunda.bpm.engine.impl.bpmn.behavior;
import static org.camunda.bpm.engine.impl.util.CallableElementUtil.getCaseDefinitionToCall;
import org.camunda.bpm.engine.impl.cmmn.entity.runtime.CaseExecutionEntity;
import org.camunda.bpm.engine.impl.cmmn.execution.CmmnCaseInstance;
import org.camunda.bpm.engine.impl.cmmn.model.CmmnCaseDefinition;
import org.camunda.bpm.engine.impl.migration.instance.MigratingActivityInstance;
import org.camunda.bpm.engine.impl.migration.instance.MigratingCalledCaseInstance;
import org.camunda.bpm.engine.impl.migration.instance.parser.MigratingInstanceParseContext;
import org.camunda.bpm.engine.impl.persistence.entity.ExecutionEntity;
import org.camunda.bpm.engine.impl.pvm.delegate.ActivityExecution;
import org.camunda.bpm.engine.impl.pvm.delegate.MigrationObserverBehavior;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.runtime.CaseInstance;
import org.camunda.bpm.engine.variable.VariableMap;
/**
* Implementation to create a new {@link CaseInstance} using the BPMN 2.0 call activity
*
* @author Roman Smirnov
*
*/
public class CaseCallActivityBehavior extends CallableElementActivityBehavior implements MigrationObserverBehavior {
protected void startInstance(ActivityExecution execution, VariableMap variables, String businessKey) {
CmmnCaseDefinition definition = getCaseDefinitionToCall(execution, getCallableElement());
CmmnCaseInstance caseInstance = execution.createSubCaseInstance(definition, businessKey);
caseInstance.create(variables);
}
@Override
public void migrateScope(ActivityExecution scopeExecution) {
}
@Override
public void onParseMigratingInstance(MigratingInstanceParseContext parseContext, MigratingActivityInstance migratingInstance) {
ActivityImpl callActivity = (ActivityImpl) migratingInstance.getSourceScope();
// A call activity is typically scope and since we guarantee stability of scope executions during migration,
// the superExecution link does not have to be maintained during migration.
// There are some exceptions, though: A multi-instance call activity is not scope and therefore
// does not have a dedicated scope execution. In this case, the link to the super execution
// must be maintained throughout migration
if (!callActivity.isScope()) {
ExecutionEntity callActivityExecution = migratingInstance.resolveRepresentativeExecution();
CaseExecutionEntity calledCaseInstance = callActivityExecution.getSubCaseInstance();
migratingInstance.addMigratingDependentInstance(new MigratingCalledCaseInstance(calledCaseInstance));
}
}
}