/* 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 java.util.logging.Level;
import javax.xml.stream.XMLStreamReader;
import org.activiti.bpmn.model.ActivitiListener;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.FieldExtension;
import org.activiti.bpmn.model.ServiceTask;
import org.apache.commons.lang.StringUtils;
/**
* @author Tijs Rademakers
*/
public class FieldExtensionParser extends BaseChildElementParser {
public String getElementName() {
return ELEMENT_FIELD;
}
public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement) throws Exception {
if (parentElement instanceof ActivitiListener == false && parentElement instanceof ServiceTask == false) return;
FieldExtension extension = new FieldExtension();
extension.setFieldName(xtr.getAttributeValue(null, ATTRIBUTE_FIELD_NAME));
if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_FIELD_STRING))) {
extension.setStringValue(xtr.getAttributeValue(null, ATTRIBUTE_FIELD_STRING));
} else if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_FIELD_EXPRESSION))) {
extension.setExpression(xtr.getAttributeValue(null, ATTRIBUTE_FIELD_EXPRESSION));
} else {
boolean readyWithFieldExtension = false;
try {
while (readyWithFieldExtension == false && xtr.hasNext()) {
xtr.next();
if (xtr.isStartElement() && ELEMENT_FIELD_STRING.equalsIgnoreCase(xtr.getLocalName())) {
extension.setStringValue(xtr.getElementText().trim());
} else if (xtr.isStartElement() && ATTRIBUTE_FIELD_EXPRESSION.equalsIgnoreCase(xtr.getLocalName())) {
extension.setExpression(xtr.getElementText().trim());
} else if (xtr.isEndElement() && getElementName().equalsIgnoreCase(xtr.getLocalName())) {
readyWithFieldExtension = true;
}
}
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Error parsing field extension child elements", e);
}
}
if (parentElement instanceof ActivitiListener) {
((ActivitiListener) parentElement).getFieldExtensions().add(extension);
} else {
((ServiceTask) parentElement).getFieldExtensions().add(extension);
}
}
}