org.activiti.bpmn.converter.SendTaskXMLConverter.java Source code

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Here is the source code for org.activiti.bpmn.converter.SendTaskXMLConverter.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;

import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;

import org.activiti.bpmn.converter.export.FieldExtensionExport;
import org.activiti.bpmn.converter.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.ImplementationType;
import org.activiti.bpmn.model.SendTask;
import org.apache.commons.lang3.StringUtils;

/**
 * @author Tijs Rademakers
 */
public class SendTaskXMLConverter extends BaseBpmnXMLConverter {

    public Class<? extends BaseElement> getBpmnElementType() {
        return SendTask.class;
    }

    @Override
    protected String getXMLElementName() {
        return ELEMENT_TASK_SEND;
    }

    @Override
    protected BaseElement convertXMLToElement(XMLStreamReader xtr, BpmnModel model) throws Exception {
        SendTask sendTask = new SendTask();
        BpmnXMLUtil.addXMLLocation(sendTask, xtr);
        sendTask.setType(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TYPE));

        if ("##WebService".equals(xtr.getAttributeValue(null, ATTRIBUTE_TASK_IMPLEMENTATION))) {
            sendTask.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_WEBSERVICE);
            sendTask.setOperationRef(
                    parseOperationRef(xtr.getAttributeValue(null, ATTRIBUTE_TASK_OPERATION_REF), model));
        }

        parseChildElements(getXMLElementName(), sendTask, model, xtr);

        return sendTask;
    }

    @Override
    protected void writeAdditionalAttributes(BaseElement element, BpmnModel model, XMLStreamWriter xtw)
            throws Exception {

        SendTask sendTask = (SendTask) element;

        if (StringUtils.isNotEmpty(sendTask.getType())) {
            writeQualifiedAttribute(ATTRIBUTE_TYPE, sendTask.getType(), xtw);
        }
    }

    @Override
    protected boolean writeExtensionChildElements(BaseElement element, boolean didWriteExtensionStartElement,
            XMLStreamWriter xtw) throws Exception {
        SendTask sendTask = (SendTask) element;
        didWriteExtensionStartElement = FieldExtensionExport.writeFieldExtensions(sendTask.getFieldExtensions(),
                didWriteExtensionStartElement, xtw);
        return didWriteExtensionStartElement;
    }

    @Override
    protected void writeAdditionalChildElements(BaseElement element, BpmnModel model, XMLStreamWriter xtw)
            throws Exception {
    }

    protected String parseOperationRef(String operationRef, BpmnModel model) {
        String result = null;
        if (StringUtils.isNotEmpty(operationRef)) {
            int indexOfP = operationRef.indexOf(':');
            if (indexOfP != -1) {
                String prefix = operationRef.substring(0, indexOfP);
                String resolvedNamespace = model.getNamespace(prefix);
                result = resolvedNamespace + ":" + operationRef.substring(indexOfP + 1);
            } else {
                result = model.getTargetNamespace() + ":" + operationRef;
            }
        }
        return result;
    }
}