/* 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.parser;
import javax.xml.stream.XMLStreamReader;
import org.activiti.bpmn.constants.BpmnXMLConstants;
import org.activiti.bpmn.converter.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.Message;
import org.apache.commons.lang3.StringUtils;
/**
* @author Tijs Rademakers
*/
public class MessageParser implements BpmnXMLConstants {
public void parse(XMLStreamReader xtr, BpmnModel model) throws Exception {
if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_ID))) {
String messageId = model.getTargetNamespace() + ":" + xtr.getAttributeValue(null, ATTRIBUTE_ID);
String messageName = xtr.getAttributeValue(null, ATTRIBUTE_NAME);
String itemRef = parseItemRef(xtr.getAttributeValue(null, ATTRIBUTE_ITEM_REF), model);
Message message = new Message(messageId, messageName, itemRef);
BpmnXMLUtil.addXMLLocation(message, xtr);
BpmnXMLUtil.parseChildElements(ELEMENT_MESSAGE, message, xtr, model);
model.addMessage(message);
}
}
protected String parseItemRef(String itemRef, BpmnModel model) {
String result = null;
if (StringUtils.isNotEmpty(itemRef)) {
int indexOfP = itemRef.indexOf(':');
if (indexOfP != -1) {
String prefix = itemRef.substring(0, indexOfP);
String resolvedNamespace = model.getNamespace(prefix);
result = resolvedNamespace + ":" + itemRef.substring(indexOfP + 1);
} else {
result = model.getTargetNamespace() + ":" + itemRef;
}
}
return result;
}
}