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

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Here is the source code for org.activiti.bpmn.converter.BusinessRuleTaskXMLConverter.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.util.BpmnXMLUtil;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.BusinessRuleTask;
import org.apache.commons.lang3.StringUtils;

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

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

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

    @Override
    protected BaseElement convertXMLToElement(XMLStreamReader xtr, BpmnModel model) 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, model, xtr);
        return businessRuleTask;
    }

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