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/* 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.activiti.engine.delegate;
import org.activiti.bpmn.model.ActivitiListener;
import org.activiti.bpmn.model.FlowElement;
import java.util.List;
/**
* Execution used in {@link JavaDelegate}s and {@link ExecutionListener}s.
*
*/
public interface DelegateExecution extends VariableScope {
/**
* Unique id of this path of execution that can be used as a handle to provide external signals back into the engine after wait states.
*/
String getId();
/** Reference to the overall process instance */
String getProcessInstanceId();
/**
* The 'root' process instance. When using call activity for example, the processInstance
* set will not always be the root. This method returns the topmost process instance.
*/
String getRootProcessInstanceId();
/**
* Will contain the event name in case this execution is passed in for an {@link ExecutionListener}.
*/
String getEventName();
/**
* Sets the current event (typically when execution an {@link ExecutionListener}).
*/
void setEventName(String eventName);
/**
* The business key for the process instance this execution is associated with.
*/
String getProcessInstanceBusinessKey();
/**
* The process definition key for the process instance this execution is associated with.
*/
String getProcessDefinitionId();
/**
* Gets the id of the parent of this execution. If null, the execution represents a process-instance.
*/
String getParentId();
/**
* Gets the id of the calling execution. If not null, the execution is part of a subprocess.
*/
String getSuperExecutionId();
/**
* Gets the id of the current activity.
*/
String getCurrentActivityId();
/**
* Returns the tenant id, if any is set before on the process definition or process instance.
*/
String getTenantId();
/**
* The BPMN element where the execution currently is at.
*/
FlowElement getCurrentFlowElement();
/**
* Change the current BPMN element the execution is at.
*/
void setCurrentFlowElement(FlowElement flowElement);
/**
* Returns the {@link ActivitiListener} instance matching an {@link ExecutionListener}
* if currently an execution listener is being execution.
* Returns null otherwise.
*/
ActivitiListener getCurrentActivitiListener();
/**
* Called when an {@link ExecutionListener} is being executed.
*/
void setCurrentActivitiListener(ActivitiListener currentActivitiListener);
/* Execution management */
/**
* returns the parent of this execution, or null if there no parent.
*/
DelegateExecution getParent();
/**
* returns the list of execution of which this execution the parent of.
*/
List getExecutions();
/* State management */
/**
* makes this execution active or inactive.
*/
void setActive(boolean isActive);
/**
* returns whether this execution is currently active.
*/
boolean isActive();
/**
* returns whether this execution has ended or not.
*/
boolean isEnded();
/**
* changes the concurrent indicator on this execution.
*/
void setConcurrent(boolean isConcurrent);
/**
* returns whether this execution is concurrent or not.
*/
boolean isConcurrent();
/**
* returns whether this execution is a process instance or not.
*/
boolean isProcessInstanceType();
/**
* Inactivates this execution. This is useful for example in a join: the execution still exists, but it is not longer active.
*/
void inactivate();
/**
* Returns whether this execution is a scope.
*/
boolean isScope();
/**
* Changes whether this execution is a scope or not.
*/
void setScope(boolean isScope);
/**
* Returns whather this execution is the root of a multi instance execution.
*/
boolean isMultiInstanceRoot();
/**
* Changes whether this execution is a multi instance root or not.
* @param isMultiInstanceRoot
*/
void setMultiInstanceRoot(boolean isMultiInstanceRoot);
}