/* 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.impl.bpmn.parser.handler;
import org.activiti.bpmn.constants.BpmnXMLConstants;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.DataAssociation;
import org.activiti.bpmn.model.ImplementationType;
import org.activiti.bpmn.model.ServiceTask;
import org.activiti.engine.impl.bpmn.behavior.WebServiceActivityBehavior;
import org.activiti.engine.impl.bpmn.data.AbstractDataAssociation;
import org.activiti.engine.impl.bpmn.data.IOSpecification;
import org.activiti.engine.impl.bpmn.parser.BpmnParse;
import org.activiti.engine.impl.pvm.process.ActivityImpl;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Joram Barrez
*/
public class ServiceTaskParseHandler extends AbstractExternalInvocationBpmnParseHandler<ServiceTask> {
private static Logger logger = LoggerFactory.getLogger(ServiceTaskParseHandler.class);
public Class< ? extends BaseElement> getHandledType() {
return ServiceTask.class;
}
protected void executeParse(BpmnParse bpmnParse, ServiceTask serviceTask) {
ActivityImpl activity = createActivityOnCurrentScope(bpmnParse, serviceTask, BpmnXMLConstants.ELEMENT_TASK_SERVICE);
activity.setAsync(serviceTask.isAsynchronous());
activity.setFailedJobRetryTimeCycleValue(serviceTask.getFailedJobRetryTimeCycleValue());
activity.setExclusive(!serviceTask.isNotExclusive());
// Email, Mule and Shell service tasks
if (StringUtils.isNotEmpty(serviceTask.getType())) {
if (serviceTask.getType().equalsIgnoreCase("mail")) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createMailActivityBehavior(serviceTask));
} else if (serviceTask.getType().equalsIgnoreCase("mule")) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createMuleActivityBehavior(serviceTask, bpmnParse.getBpmnModel()));
} else if (serviceTask.getType().equalsIgnoreCase("camel")) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createCamelActivityBehavior(serviceTask, bpmnParse.getBpmnModel()));
} else if (serviceTask.getType().equalsIgnoreCase("shell")) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createShellActivityBehavior(serviceTask));
} else {
logger.warn("Invalid service task type: '" + serviceTask.getType() + "' " + " for service task " + serviceTask.getId());
}
// activiti:class
} else if (ImplementationType.IMPLEMENTATION_TYPE_CLASS.equalsIgnoreCase(serviceTask.getImplementationType())) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createClassDelegateServiceTask(serviceTask));
// activiti:delegateExpression
} else if (ImplementationType.IMPLEMENTATION_TYPE_DELEGATEEXPRESSION.equalsIgnoreCase(serviceTask.getImplementationType())) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createServiceTaskDelegateExpressionActivityBehavior(serviceTask));
// activiti:expression
} else if (ImplementationType.IMPLEMENTATION_TYPE_EXPRESSION.equalsIgnoreCase(serviceTask.getImplementationType())) {
activity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createServiceTaskExpressionActivityBehavior(serviceTask));
// Webservice
} else if (ImplementationType.IMPLEMENTATION_TYPE_WEBSERVICE.equalsIgnoreCase(serviceTask.getImplementationType()) &&
StringUtils.isNotEmpty(serviceTask.getOperationRef())) {
if (!bpmnParse.getOperations().containsKey(serviceTask.getOperationRef())) {
logger.warn(serviceTask.getOperationRef() + " does not exist for service task " + serviceTask.getId());
} else {
WebServiceActivityBehavior webServiceActivityBehavior = bpmnParse.getActivityBehaviorFactory().createWebServiceActivityBehavior(serviceTask);
webServiceActivityBehavior.setOperation(bpmnParse.getOperations().get(serviceTask.getOperationRef()));
if (serviceTask.getIoSpecification() != null) {
IOSpecification ioSpecification = createIOSpecification(bpmnParse, serviceTask.getIoSpecification());
webServiceActivityBehavior.setIoSpecification(ioSpecification);
}
for (DataAssociation dataAssociationElement : serviceTask.getDataInputAssociations()) {
AbstractDataAssociation dataAssociation = createDataInputAssociation(bpmnParse, dataAssociationElement);
webServiceActivityBehavior.addDataInputAssociation(dataAssociation);
}
for (DataAssociation dataAssociationElement : serviceTask.getDataOutputAssociations()) {
AbstractDataAssociation dataAssociation = createDataOutputAssociation(bpmnParse, dataAssociationElement);
webServiceActivityBehavior.addDataOutputAssociation(dataAssociation);
}
activity.setActivityBehavior(webServiceActivityBehavior);
}
} else {
logger.warn("One of the attributes 'class', 'delegateExpression', 'type', 'operation', or 'expression' is mandatory on serviceTask " + serviceTask.getId());
}
}
}