org.activiti.bpmn.converter.child.MessageEventDefinitionParser.java Source code

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Here is the source code for org.activiti.bpmn.converter.child.MessageEventDefinitionParser.java

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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.bpmn.converter.child;

import javax.xml.stream.XMLStreamReader;

import org.activiti.bpmn.converter.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.Event;
import org.activiti.bpmn.model.MessageEventDefinition;
import org.apache.commons.lang3.StringUtils;

/**
 * @author Tijs Rademakers
 */
public class MessageEventDefinitionParser extends BaseChildElementParser {

    public String getElementName() {
        return ELEMENT_EVENT_MESSAGEDEFINITION;
    }

    public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model)
            throws Exception {
        if (parentElement instanceof Event == false)
            return;

        MessageEventDefinition eventDefinition = new MessageEventDefinition();
        BpmnXMLUtil.addXMLLocation(eventDefinition, xtr);
        eventDefinition.setMessageRef(xtr.getAttributeValue(null, ATTRIBUTE_MESSAGE_REF));

        if (!StringUtils.isEmpty(eventDefinition.getMessageRef())) {

            int indexOfP = eventDefinition.getMessageRef().indexOf(':');
            if (indexOfP != -1) {
                String prefix = eventDefinition.getMessageRef().substring(0, indexOfP);
                String resolvedNamespace = model.getNamespace(prefix);
                eventDefinition.setMessageRef(
                        resolvedNamespace + ":" + eventDefinition.getMessageRef().substring(indexOfP + 1));
            } else {
                eventDefinition.setMessageRef(model.getTargetNamespace() + ":" + eventDefinition.getMessageRef());
            }

        }

        BpmnXMLUtil.parseChildElements(ELEMENT_EVENT_MESSAGEDEFINITION, eventDefinition, xtr, model);

        ((Event) parentElement).getEventDefinitions().add(eventDefinition);
    }
}