org.activiti.bpmn.converter.BusinessRuleTaskXMLConverter Maven / Gradle / Ivy

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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.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BusinessRuleTask;
import org.apache.commons.lang.StringUtils;

/**
 * @author Tijs Rademakers
 */
public class BusinessRuleTaskXMLConverter extends BaseBpmnXMLConverter {
  
	public static String getXMLType() {
    return ELEMENT_TASK_BUSINESSRULE;
  }
  
  public static Class getBpmnElementType() {
    return BusinessRuleTask.class;
  }
  
  @Override
  protected String getXMLElementName() {
    return ELEMENT_TASK_BUSINESSRULE;
  }
  
  @Override
  protected BaseElement convertXMLToElement(XMLStreamReader xtr) throws Exception {
    BusinessRuleTask businessRuleTask = new BusinessRuleTask();
    BpmnXMLUtil.addXMLLocation(businessRuleTask, xtr);
    businessRuleTask.setInputVariables(parseDelimitedList(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TASK_RULE_VARIABLES_INPUT)));
    businessRuleTask.setRuleNames(parseDelimitedList(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TASK_RULE_RULES)));
    businessRuleTask.setResultVariableName(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TASK_RULE_RESULT_VARIABLE));
    businessRuleTask.setClassName(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TASK_RULE_CLASS));
    String exclude = xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_TASK_RULE_EXCLUDE);
    if (ATTRIBUTE_VALUE_TRUE.equalsIgnoreCase(exclude)) {
      businessRuleTask.setExclude(true);
    }
    parseChildElements(getXMLElementName(), businessRuleTask, xtr);
    return businessRuleTask;
  }

  @Override
  protected void writeAdditionalAttributes(BaseElement element, XMLStreamWriter xtw) throws Exception {
    BusinessRuleTask businessRuleTask = (BusinessRuleTask) element;
    String inputVariables = convertToDelimitedString(businessRuleTask.getInputVariables());
    if (StringUtils.isNotEmpty(inputVariables)) {
      writeQualifiedAttribute(ATTRIBUTE_TASK_RULE_VARIABLES_INPUT, inputVariables, xtw);
    }
    String ruleNames = convertToDelimitedString(businessRuleTask.getRuleNames());
    if (StringUtils.isNotEmpty(ruleNames)) {
      writeQualifiedAttribute(ATTRIBUTE_TASK_RULE_RULES, ruleNames, xtw);
    }
    if (StringUtils.isNotEmpty(businessRuleTask.getResultVariableName())) {
      writeQualifiedAttribute(ATTRIBUTE_TASK_RULE_RESULT_VARIABLE, businessRuleTask.getResultVariableName(), xtw);
    }
    if (StringUtils.isNotEmpty(businessRuleTask.getClassName())) {
      writeQualifiedAttribute(ATTRIBUTE_TASK_RULE_CLASS, businessRuleTask.getClassName(), xtw);
    }
    if (businessRuleTask.isExclude()) {
      writeQualifiedAttribute(ATTRIBUTE_TASK_RULE_EXCLUDE, ATTRIBUTE_VALUE_TRUE, xtw);
    }
  }
  
  @Override
  protected void writeExtensionChildElements(BaseElement element, XMLStreamWriter xtw) throws Exception {
  }

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