本文整理汇总了Java中org.activiti.engine.impl.pvm.PvmTransition.getProperty方法的典型用法代码示例。如果您正苦于以下问题：Java PvmTransition.getProperty方法的具体用法？Java PvmTransition.getProperty怎么用？Java PvmTransition.getProperty使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.activiti.engine.impl.pvm.PvmTransition的用法示例。
在下文中一共展示了PvmTransition.getProperty方法的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: nextActivityImpl
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* 该服务的私有方法 根据当前节点的底层定义对象，获取所有 当前节点的出线和出线终点，并返回封装后的集合 开发时间：2013-11-29
*
* @param currentTaskDef
* 当前节点的底层定义
* @return 节点的出线和出线终点的集合，出线作为key，终点定义对象作为value
*/
public Map<PvmTransition, ActivityImpl> nextActivityImpl(
ActivityImpl currentTaskDef) {
Map<PvmTransition, ActivityImpl> result = new HashMap<PvmTransition, ActivityImpl>();
List<PvmTransition> outTransitions = currentTaskDef
.getOutgoingTransitions();
for (PvmTransition tr : outTransitions) {
PvmActivity ac = tr.getDestination(); // 获取线路的终点节点
String type = ac.getProperty("type").toString();
// 过滤掉回退的线,只保留向前流转的线
Object pvmTransitionType = tr.getProperty("conditionText");
Object pvmTransitionName = tr.getProperty("name");
if (type.equals("userTask")) {
ActivityImpl nextTaskImpl = (ActivityImpl) ac;
result.put(tr, nextTaskImpl);
}
}
return result;
}
示例2: getTaskDefinition
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
@Override
public List<TaskDefinition> getTaskDefinition(ActivityImpl activityImpl, String elString) {
List<TaskDefinition> taskDefinitionList = new ArrayList<>();
List<TaskDefinition> nextTaskDefinition;
if ("userTask".equals(activityImpl.getProperty("type"))) {
TaskDefinition taskDefinition = ((UserTaskActivityBehavior) activityImpl.getActivityBehavior()).getTaskDefinition();
taskDefinitionList.add(taskDefinition);
} else {
List<PvmTransition> pvmTransitions = activityImpl.getOutgoingTransitions();
List<PvmTransition> outTransitionsTemp;
for (PvmTransition tr : pvmTransitions) {
PvmActivity pvmActivity = tr.getDestination(); //获取线路的终点节点
if ("exclusiveGateway".equals(pvmActivity.getProperty("type")) || "parallelGateway".equals(pvmActivity.getProperty("type"))) {
outTransitionsTemp = pvmActivity.getOutgoingTransitions();
if (outTransitionsTemp.size() == 1) {
nextTaskDefinition = getTaskDefinition((ActivityImpl) outTransitionsTemp.get(0).getDestination(), elString);
taskDefinitionList.addAll(nextTaskDefinition);
} else if (outTransitionsTemp.size() > 1) {
for (PvmTransition tr1 : outTransitionsTemp) {
Object s = tr1.getProperty("conditionText");
if (elString.equals(s.toString().trim())) {
nextTaskDefinition = getTaskDefinition((ActivityImpl) tr1.getDestination(), elString);
taskDefinitionList.addAll(nextTaskDefinition);
}
}
}
} else if ("userTask".equals(pvmActivity.getProperty("type"))) {
taskDefinitionList.add(((UserTaskActivityBehavior) ((ActivityImpl) pvmActivity).getActivityBehavior()).getTaskDefinition());
}
}
}
return taskDefinitionList;
}
示例3: getOutGoingActivityImpl
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
@Override
public ActivityImpl getOutGoingActivityImpl(String bizKey,
String outGoingTransValue) {
ProcessInstance pi = getProcessInstancsByBizKey(bizKey);
if (outGoingTransValue == null || outGoingTransValue.isEmpty())
return null;
Map<PvmTransition, ActivityImpl> pvmTrans = this
.getNextActivityImpl(bizKey);
ActivityImpl outGoingActivityImpl = null;
for (PvmTransition trans : pvmTrans.keySet()) {
// 当节点出线唯一时，直接返回该终点对象
if (pvmTrans.keySet().size() == 1)
return pvmTrans.get(trans);
// 节点出线不唯一时，解析出线表达式，判断节点流转的终点实例
String pvmTransitionExp = (String) trans
.getProperty("conditionText");
if (pvmTransitionExp != null && !pvmTransitionExp.isEmpty()) {
pvmTransitionExp = pvmTransitionExp.toString().trim();
String variableValue = StringUtils.substringBeforeLast(
StringUtils.substringAfterLast(pvmTransitionExp, "=="),
"}");
if (variableValue.contains(outGoingTransValue)) {
outGoingActivityImpl = pvmTrans.get(trans);
}
}
}
if (outGoingActivityImpl == null) {
return null;
} else {
return outGoingActivityImpl;
}
}
示例4: execute
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
@Override
public void execute(DelegateExecution execution) {
ActivityExecution activityExecution = (ActivityExecution) execution;
activityExecution.inactivate();
lockConcurrentRoot(activityExecution);
PvmActivity activity = activityExecution.getActivity();
if (!activeConcurrentExecutionsExist(activityExecution)) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("inclusive gateway '{}' activates", activity.getId());
}
List<ActivityExecution> joinedExecutions = activityExecution.findInactiveConcurrentExecutions(activity);
String defaultSequenceFlow = (String) activityExecution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<>();
for (PvmTransition outgoingTransition : activityExecution.getActivity().getOutgoingTransitions()) {
Expression skipExpression = outgoingTransition.getSkipExpression();
if (!SkipExpressionUtil.isSkipExpressionEnabled(activityExecution, skipExpression)) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || condition.evaluate(outgoingTransition.getId(), execution)) {
transitionsToTake.add(outgoingTransition);
}
}
} else if (SkipExpressionUtil.shouldSkipFlowElement(activityExecution, skipExpression)) {
transitionsToTake.add(outgoingTransition);
}
}
if (!transitionsToTake.isEmpty()) {
activityExecution.takeAll(transitionsToTake, joinedExecutions);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = activityExecution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
activityExecution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '"
+ defaultSequenceFlow + "' could not be not found");
}
} else {
// No sequence flow could be found, not even a default one
throw new ActivitiException(
"No outgoing sequence flow of the inclusive gateway '"
+ activityExecution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
} else {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Inclusive gateway '{}' does not activate", activity.getId());
}
}
}
示例5: leave
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* The default behaviour of BPMN, taking every outgoing sequence flow (where the condition evaluates to true), is not valid for an exclusive gateway.
*
* Hence, this behaviour is overridden and replaced by the correct behavior: selecting the first sequence flow which condition evaluates to true (or which hasn't got a condition) and leaving the
* activity through that sequence flow.
*
* If no sequence flow is selected (ie all conditions evaluate to false), then the default sequence flow is taken (if defined).
*/
@Override
protected void leave(ActivityExecution execution) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Leaving activity '{}'", execution.getActivity().getId());
}
PvmTransition outgoingSeqFlow = null;
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
Iterator<PvmTransition> transitionIterator = execution.getActivity().getOutgoingTransitions().iterator();
while (outgoingSeqFlow == null && transitionIterator.hasNext()) {
PvmTransition seqFlow = transitionIterator.next();
Expression skipExpression = seqFlow.getSkipExpression();
if (!SkipExpressionUtil.isSkipExpressionEnabled(execution, skipExpression)) {
Condition condition = (Condition) seqFlow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if ((condition == null && (defaultSequenceFlow == null || !defaultSequenceFlow.equals(seqFlow.getId())))
|| (condition != null && condition.evaluate(seqFlow.getId(), execution))) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Sequence flow '{}' selected as outgoing sequence flow.", seqFlow.getId());
}
outgoingSeqFlow = seqFlow;
}
} else if (SkipExpressionUtil.shouldSkipFlowElement(execution, skipExpression)) {
outgoingSeqFlow = seqFlow;
}
}
if (outgoingSeqFlow != null) {
execution.take(outgoingSeqFlow);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' not found");
}
} else {
// No sequence flow could be found, not even a default one
throw new ActivitiException("No outgoing sequence flow of the exclusive gateway '"
+ execution.getActivity().getId() + "' could be selected for continuing the process");
}
}
}
示例6: execute
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
public void execute(ActivityExecution execution) throws Exception {
execution.inactivate();
lockConcurrentRoot(execution);
PvmActivity activity = execution.getActivity();
if (!activeConcurrentExecutionsExist(execution)) {
if (log.isLoggable(Level.FINE)) {
log.fine("inclusive gateway '" + activity.getId() + "' activates");
}
List<ActivityExecution> joinedExecutions = execution.findInactiveConcurrentExecutions(activity);
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
for (PvmTransition outgoingTransition : execution.getActivity().getOutgoingTransitions()) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() > 0) {
execution.takeAll(transitionsToTake, joinedExecutions);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' could not be not found");
}
} else {
// No sequence flow could be found, not even a default one
throw new ActivitiException("No outgoing sequence flow of the inclusive gateway '" + execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
} else {
if (log.isLoggable(Level.FINE)) {
log.fine("Inclusive gateway '"+activity.getId()+"' does not activate");
}
}
}
示例7: leave
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* The default behaviour of BPMN, taking every outgoing sequence flow
* (where the condition evaluates to true), is not valid for an exclusive
* gateway.
*
* Hence, this behaviour is overriden and replaced by the correct behavior:
* selecting the first sequence flow which condition evaluates to true
* (or which hasn't got a condition) and leaving the activity through that
* sequence flow.
*
* If no sequence flow is selected (ie all conditions evaluate to false),
* then the default sequence flow is taken (if defined).
*/
@Override
protected void leave(ActivityExecution execution) {
if (log.isLoggable(Level.FINE)) {
log.fine("Leaving activity '" + execution.getActivity().getId() + "'");
}
PvmTransition outgoingSeqFlow = null;
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
Iterator<PvmTransition> transitionIterator = execution.getActivity().getOutgoingTransitions().iterator();
while (outgoingSeqFlow == null && transitionIterator.hasNext()) {
PvmTransition seqFlow = transitionIterator.next();
Condition condition = (Condition) seqFlow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if ( (condition == null && (defaultSequenceFlow == null || !defaultSequenceFlow.equals(seqFlow.getId())) )
|| (condition != null && condition.evaluate(execution)) ) {
if (log.isLoggable(Level.FINE)) {
log.fine("Sequence flow '" + seqFlow.getId() + " '"
+ "selected as outgoing sequence flow.");
}
outgoingSeqFlow = seqFlow;
}
}
if (outgoingSeqFlow != null) {
execution.take(outgoingSeqFlow);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' not found");
}
} else {
//No sequence flow could be found, not even a default one
throw new ActivitiException("No outgoing sequence flow of the exclusive gateway '"
+ execution.getActivity().getId() + "' could be selected for continuing the process");
}
}
}
示例8: performOutgoingBehavior
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* Actual implementation of leaving an activity.
*
* @param execution
* The current execution context
* @param checkConditions
* Whether or not to check conditions before determining whether or
* not to take a transition.
* @param throwExceptionIfExecutionStuck
* If true, an {@link ActivitiException} will be thrown in case no
* transition could be found to leave the activity.
*/
protected void performOutgoingBehavior(ActivityExecution execution,
boolean checkConditions, boolean throwExceptionIfExecutionStuck, List<ActivityExecution> reusableExecutions) {
if (log.isLoggable(Level.FINE)) {
log.fine("Leaving activity '" + execution.getActivity().getId() + "'");
}
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
List<PvmTransition> outgoingTransitions = execution.getActivity().getOutgoingTransitions();
for (PvmTransition outgoingTransition : outgoingTransitions) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || !checkConditions || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() == 1) {
execution.take(transitionsToTake.get(0));
} else if (transitionsToTake.size() >= 1) {
execution.inactivate();
if (reusableExecutions == null || reusableExecutions.isEmpty()) {
execution.takeAll(transitionsToTake, Arrays.asList(execution));
} else {
execution.takeAll(transitionsToTake, reusableExecutions);
}
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' could not be not found");
}
} else {
if (log.isLoggable(Level.FINE)) {
log.fine("No outgoing sequence flow found for " + execution.getActivity().getId() + ". Ending execution.");
}
execution.end();
if (throwExceptionIfExecutionStuck) {
throw new ActivitiException("No outgoing sequence flow of the inclusive gateway '" + execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
}
}
示例9: drawActivity
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
protected static void drawActivity(ProcessDiagramCanvas processDiagramCanvas, ActivityImpl activity, List<String> highLightedActivities) {
String type = (String) activity.getProperty("type");
ActivityDrawInstruction drawInstruction = activityDrawInstructions.get(type);
if (drawInstruction != null) {
drawInstruction.draw(processDiagramCanvas, activity);
// Gather info on the multi instance marker
boolean multiInstanceSequential = false, multiInstanceParallel = false, collapsed = false;
String multiInstance = (String) activity.getProperty("multiInstance");
if (multiInstance != null) {
if ("sequential".equals(multiInstance)) {
multiInstanceSequential = true;
} else {
multiInstanceParallel = true;
}
}
// Gather info on the collapsed marker
Boolean expanded = (Boolean) activity.getProperty(BpmnParse.PROPERTYNAME_ISEXPANDED);
if (expanded != null) {
collapsed = !expanded;
}
// Actually draw the markers
processDiagramCanvas.drawActivityMarkers(activity.getX(), activity.getY(), activity.getWidth(), activity.getHeight(), multiInstanceSequential,
multiInstanceParallel, collapsed);
// Draw highlighted activities
if (highLightedActivities.contains(activity.getId())) {
drawHighLight(processDiagramCanvas, activity);
}
}
// Outgoing transitions of activity
for (PvmTransition sequenceFlow : activity.getOutgoingTransitions()) {
List<Integer> waypoints = ((TransitionImpl) sequenceFlow).getWaypoints();
for (int i = 2; i < waypoints.size(); i += 2) { // waypoints.size()
// minimally 4: x1, y1,
// x2, y2
boolean drawConditionalIndicator = (i == 2) && sequenceFlow.getProperty(BpmnParse.PROPERTYNAME_CONDITION) != null
&& !((String) activity.getProperty("type")).toLowerCase().contains("gateway");
if (i < waypoints.size() - 2) {
processDiagramCanvas.drawSequenceflowWithoutArrow(waypoints.get(i - 2), waypoints.get(i - 1), waypoints.get(i), waypoints.get(i + 1),
drawConditionalIndicator);
} else {
processDiagramCanvas.drawSequenceflow(waypoints.get(i - 2), waypoints.get(i - 1), waypoints.get(i), waypoints.get(i + 1), drawConditionalIndicator);
}
}
}
// Nested activities (boundary events)
for (ActivityImpl nestedActivity : activity.getActivities()) {
drawActivity(processDiagramCanvas, nestedActivity, highLightedActivities);
}
}
示例10: execute
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
public void execute(ActivityExecution execution) throws Exception {
execution.inactivate();
lockConcurrentRoot(execution);
PvmActivity activity = execution.getActivity();
if (!activeConcurrentExecutionsExist(execution)) {
if (log.isLoggable(Level.FINE)) {
log.fine("inclusive gateway '" + activity.getId() + "' activates");
}
List<ActivityExecution> joinedExecutions = execution.findInactiveConcurrentExecutions(activity);
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
for (PvmTransition outgoingTransition : execution.getActivity().getOutgoingTransitions()) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() > 0) {
execution.takeAll(transitionsToTake, joinedExecutions);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' could not be not found");
}
} else {
// No sequence flow could be found, not even a default one
throw new ActivitiException("No outgoing sequence flow of the inclusive gateway '" + execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
} else {
if (log.isLoggable(Level.FINE)) {
log.fine("Inclusive gateway '"+activity.getId()+"' does not activate");
}
}
}
示例11: performOutgoingBehavior
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* Actual implementation of leaving an activity.
*
* @param execution
* The current execution context
* @param checkConditions
* Whether or not to check conditions before determining whether or
* not to take a transition.
* @param throwExceptionIfExecutionStuck
* If true, an {@link ActivitiException} will be thrown in case no
* transition could be found to leave the activity.
*/
protected void performOutgoingBehavior(ActivityExecution execution,
boolean checkConditions, boolean throwExceptionIfExecutionStuck, List<ActivityExecution> reusableExecutions) {
if (log.isLoggable(Level.FINE)) {
log.fine("Leaving activity '" + execution.getActivity().getId() + "'");
}
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
List<PvmTransition> outgoingTransitions = execution.getActivity().getOutgoingTransitions();
for (PvmTransition outgoingTransition : outgoingTransitions) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || !checkConditions || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() == 1) {
execution.take(transitionsToTake.get(0));
} else if (transitionsToTake.size() >= 1) {
execution.inactivate();
if (reusableExecutions == null || reusableExecutions.isEmpty()) {
execution.takeAll(transitionsToTake, Arrays.asList(execution));
} else {
execution.takeAll(transitionsToTake, reusableExecutions);
}
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' could not be not found");
}
} else {
Object isForCompensation = execution.getActivity().getProperty(BpmnParse.PROPERTYNAME_IS_FOR_COMPENSATION);
if(isForCompensation != null && (Boolean) isForCompensation) {
InterpretableExecution parentExecution = (InterpretableExecution) execution.getParent();
((InterpretableExecution)execution).remove();
parentExecution.signal("compensationDone", null);
} else {
if (log.isLoggable(Level.FINE)) {
log.fine("No outgoing sequence flow found for " + execution.getActivity().getId() + ". Ending execution.");
}
execution.end();
if (throwExceptionIfExecutionStuck) {
throw new ActivitiException("No outgoing sequence flow of the inclusive gateway '" + execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
}
}
}
示例12: execute
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
public void execute(ActivityExecution execution) throws Exception {
execution.inactivate();
lockConcurrentRoot(execution);
PvmActivity activity = execution.getActivity();
if (!activeConcurrentExecutionsExist(execution)) {
if (log.isDebugEnabled()) {
log.debug("inclusive gateway '{}' activates", activity.getId());
}
List<ActivityExecution> joinedExecutions = execution
.findInactiveConcurrentExecutions(activity);
String defaultSequenceFlow = (String) execution.getActivity()
.getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
for (PvmTransition outgoingTransition : execution.getActivity()
.getOutgoingTransitions()) {
if (defaultSequenceFlow == null
|| !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition
.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() > 0) {
execution.takeAll(transitionsToTake, joinedExecutions);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity()
.findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '"
+ defaultSequenceFlow + "' could not be not found");
}
} else {
// No sequence flow could be found, not even a default one
throw new ActivitiException(
"No outgoing sequence flow of the inclusive gateway '"
+ execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
} else {
if (log.isDebugEnabled()) {
log.debug("Inclusive gateway '{}' does not activate", activity.getId());
}
}
}
示例13: leave
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* The default behaviour of BPMN, taking every outgoing sequence flow
* (where the condition evaluates to true), is not valid for an exclusive
* gateway.
*
* Hence, this behaviour is overriden and replaced by the correct behavior:
* selecting the first sequence flow which condition evaluates to true
* (or which hasn't got a condition) and leaving the activity through that
* sequence flow.
*
* If no sequence flow is selected (ie all conditions evaluate to false),
* then the default sequence flow is taken (if defined).
*/
@Override
protected void leave(ActivityExecution execution) {
if (log.isDebugEnabled()) {
log.debug("Leaving activity '{}'", execution.getActivity().getId());
}
PvmTransition outgoingSeqFlow = null;
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
Iterator<PvmTransition> transitionIterator = execution.getActivity().getOutgoingTransitions().iterator();
while (outgoingSeqFlow == null && transitionIterator.hasNext()) {
PvmTransition seqFlow = transitionIterator.next();
Condition condition = (Condition) seqFlow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if ( (condition == null && (defaultSequenceFlow == null || !defaultSequenceFlow.equals(seqFlow.getId())) )
|| (condition != null && condition.evaluate(execution)) ) {
if (log.isDebugEnabled()) {
log.debug("Sequence flow '{}'selected as outgoing sequence flow.", seqFlow.getId());
}
outgoingSeqFlow = seqFlow;
}
}
if (outgoingSeqFlow != null) {
execution.take(outgoingSeqFlow);
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' not found");
}
} else {
//No sequence flow could be found, not even a default one
throw new ActivitiException("No outgoing sequence flow of the exclusive gateway '"
+ execution.getActivity().getId() + "' could be selected for continuing the process");
}
}
}
示例14: performOutgoingBehavior
import org.activiti.engine.impl.pvm.PvmTransition; //导入方法依赖的package包/类
/**
* Actual implementation of leaving an activity.
*
* @param execution
* The current execution context
* @param checkConditions
* Whether or not to check conditions before determining whether or
* not to take a transition.
* @param throwExceptionIfExecutionStuck
* If true, an {@link ActivitiException} will be thrown in case no
* transition could be found to leave the activity.
*/
protected void performOutgoingBehavior(ActivityExecution execution,
boolean checkConditions, boolean throwExceptionIfExecutionStuck, List<ActivityExecution> reusableExecutions) {
if (log.isDebugEnabled()) {
log.debug("Leaving activity '{}'", execution.getActivity().getId());
}
String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();
List<PvmTransition> outgoingTransitions = execution.getActivity().getOutgoingTransitions();
for (PvmTransition outgoingTransition : outgoingTransitions) {
if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || !checkConditions || condition.evaluate(execution)) {
transitionsToTake.add(outgoingTransition);
}
}
}
if (transitionsToTake.size() == 1) {
execution.take(transitionsToTake.get(0));
} else if (transitionsToTake.size() >= 1) {
execution.inactivate();
if (reusableExecutions == null || reusableExecutions.isEmpty()) {
execution.takeAll(transitionsToTake, Arrays.asList(execution));
} else {
execution.takeAll(transitionsToTake, reusableExecutions);
}
} else {
if (defaultSequenceFlow != null) {
PvmTransition defaultTransition = execution.getActivity().findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition != null) {
execution.take(defaultTransition);
} else {
throw new ActivitiException("Default sequence flow '" + defaultSequenceFlow + "' could not be not found");
}
} else {
Object isForCompensation = execution.getActivity().getProperty(BpmnParse.PROPERTYNAME_IS_FOR_COMPENSATION);
if(isForCompensation != null && (Boolean) isForCompensation) {
InterpretableExecution parentExecution = (InterpretableExecution) execution.getParent();
((InterpretableExecution)execution).remove();
parentExecution.signal("compensationDone", null);
} else {
if (log.isDebugEnabled()) {
log.debug("No outgoing sequence flow found for {}. Ending execution.", execution.getActivity().getId());
}
execution.end();
if (throwExceptionIfExecutionStuck) {
throw new ActivitiException("No outgoing sequence flow of the inclusive gateway '" + execution.getActivity().getId()
+ "' could be selected for continuing the process");
}
}
}
}
}