/* 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.webservice;
import org.activiti.engine.impl.bpmn.behavior.WebServiceActivityBehavior;
import org.activiti.engine.impl.bpmn.data.AbstractDataAssociation;
import org.activiti.engine.impl.bpmn.data.FieldBaseStructureInstance;
import org.activiti.engine.impl.pvm.delegate.ActivityExecution;
import org.apache.commons.lang.StringUtils;
/**
* An implicit data input association between a source and a target.
* source is a variable in the current execution context and target is a property in the message
*
* @author Esteban Robles Luna
*/
public class MessageImplicitDataInputAssociation extends AbstractDataAssociation {
public MessageImplicitDataInputAssociation(String source, String target) {
super(source, target);
}
@Override
public void evaluate(ActivityExecution execution) {
if (StringUtils.isNotEmpty(this.source)) {
Object value = execution.getVariable(this.source);
MessageInstance message = (MessageInstance) execution.getVariable(WebServiceActivityBehavior.CURRENT_MESSAGE);
if (message.getStructureInstance() instanceof FieldBaseStructureInstance) {
FieldBaseStructureInstance structure = (FieldBaseStructureInstance) message.getStructureInstance();
structure.setFieldValue(this.target, value);
}
}
}
}