/* 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;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.activiti.bpmn.converter.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.SequenceFlow;
import org.apache.commons.lang3.StringUtils;
/**
* @author Tijs Rademakers
*/
public class SequenceFlowXMLConverter extends BaseBpmnXMLConverter {
public Class<? extends BaseElement> getBpmnElementType() {
return SequenceFlow.class;
}
@Override
protected String getXMLElementName() {
return ELEMENT_SEQUENCE_FLOW;
}
@Override
protected BaseElement convertXMLToElement(XMLStreamReader xtr, BpmnModel model) throws Exception {
SequenceFlow sequenceFlow = new SequenceFlow();
BpmnXMLUtil.addXMLLocation(sequenceFlow, xtr);
sequenceFlow.setSourceRef(xtr.getAttributeValue(null, ATTRIBUTE_FLOW_SOURCE_REF));
sequenceFlow.setTargetRef(xtr.getAttributeValue(null, ATTRIBUTE_FLOW_TARGET_REF));
sequenceFlow.setName(xtr.getAttributeValue(null, ATTRIBUTE_NAME));
parseChildElements(getXMLElementName(), sequenceFlow, model, xtr);
return sequenceFlow;
}
@Override
protected void writeAdditionalAttributes(BaseElement element, BpmnModel model, XMLStreamWriter xtw) throws Exception {
SequenceFlow sequenceFlow = (SequenceFlow) element;
writeDefaultAttribute(ATTRIBUTE_FLOW_SOURCE_REF, sequenceFlow.getSourceRef(), xtw);
writeDefaultAttribute(ATTRIBUTE_FLOW_TARGET_REF, sequenceFlow.getTargetRef(), xtw);
}
@Override
protected void writeAdditionalChildElements(BaseElement element, BpmnModel model, XMLStreamWriter xtw) throws Exception {
SequenceFlow sequenceFlow = (SequenceFlow) element;
if (StringUtils.isNotEmpty(sequenceFlow.getConditionExpression())) {
xtw.writeStartElement(ELEMENT_FLOW_CONDITION);
xtw.writeAttribute(XSI_PREFIX, XSI_NAMESPACE, "type", "tFormalExpression");
xtw.writeCData(sequenceFlow.getConditionExpression());
xtw.writeEndElement();
}
}
}