content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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 java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import javax.xml.stream.XMLStreamReader;
  import javax.xml.stream.XMLStreamWriter;
  import org.activiti.bpmn.converter.child.BaseChildElementParser;
  import org.activiti.bpmn.converter.util.BpmnXMLUtil;
  import org.activiti.bpmn.model.BaseElement;
  import org.activiti.bpmn.model.BpmnModel;
  import org.activiti.bpmn.model.CallActivity;
  import org.activiti.bpmn.model.IOParameter;
  import org.apache.commons.lang3.StringUtils;
  
  /**
  
   */
  public class CallActivityXMLConverter extends BaseBpmnXMLConverter {
  
      protected Map<String, BaseChildElementParser> childParserMap = new HashMap<String, BaseChildElementParser>();
  
      public CallActivityXMLConverter() {
          InParameterParser inParameterParser = new InParameterParser();
          childParserMap.put(inParameterParser.getElementName(), inParameterParser);
          OutParameterParser outParameterParser = new OutParameterParser();
          childParserMap.put(outParameterParser.getElementName(), outParameterParser);
      }
  
      public Class<? extends BaseElement> getBpmnElementType() {
          return CallActivity.class;
      }
  
      @Override
      protected String getXMLElementName() {
          return ELEMENT_CALL_ACTIVITY;
      }
  
      @Override
      protected BaseElement convertXMLToElement(XMLStreamReader xtr, BpmnModel model) throws Exception {
          CallActivity callActivity = new CallActivity();
          BpmnXMLUtil.addXMLLocation(callActivity, xtr);
          callActivity.setCalledElement(xtr.getAttributeValue(null, ATTRIBUTE_CALL_ACTIVITY_CALLEDELEMENT));
          callActivity.setBusinessKey(
              xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_CALL_ACTIVITY_BUSINESS_KEY)
          );
          callActivity.setInheritBusinessKey(
              Boolean.parseBoolean(
                  xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_CALL_ACTIVITY_INHERIT_BUSINESS_KEY)
              )
          );
          callActivity.setInheritVariables(
              Boolean.valueOf(
                  xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_CALL_ACTIVITY_INHERITVARIABLES)
              )
          );
          parseChildElements(getXMLElementName(), callActivity, childParserMap, model, xtr);
          return callActivity;
      }
  
      @Override
      protected void writeAdditionalAttributes(BaseElement element, BpmnModel model, XMLStreamWriter xtw)
          throws Exception {
          CallActivity callActivity = (CallActivity) element;
          if (StringUtils.isNotEmpty(callActivity.getCalledElement())) {
              xtw.writeAttribute(ATTRIBUTE_CALL_ACTIVITY_CALLEDELEMENT, callActivity.getCalledElement());
          }
          if (StringUtils.isNotEmpty(callActivity.getBusinessKey())) {
              writeQualifiedAttribute(ATTRIBUTE_CALL_ACTIVITY_BUSINESS_KEY, callActivity.getBusinessKey(), xtw);
          }
          if (callActivity.isInheritBusinessKey()) {
              writeQualifiedAttribute(ATTRIBUTE_CALL_ACTIVITY_INHERIT_BUSINESS_KEY, "true", xtw);
          }
          if (callActivity.isInheritVariables()) {
              xtw.writeAttribute(
                  ACTIVITI_EXTENSIONS_NAMESPACE,
                  ATTRIBUTE_CALL_ACTIVITY_INHERITVARIABLES,
                  String.valueOf(callActivity.isInheritVariables())
              );
          }
      }
  
      @Override
      protected boolean writeExtensionChildElements(
          BaseElement element,
          boolean didWriteExtensionStartElement,
          XMLStreamWriter xtw
      ) throws Exception {
          CallActivity callActivity = (CallActivity) element;
          didWriteExtensionStartElement = writeIOParameters(
              ELEMENT_CALL_ACTIVITY_IN_PARAMETERS,
              callActivity.getInParameters(),
              didWriteExtensionStartElement,
              xtw
          );
          didWriteExtensionStartElement = writeIOParameters(
              ELEMENT_CALL_ACTIVITY_OUT_PARAMETERS,
              callActivity.getOutParameters(),
              didWriteExtensionStartElement,
              xtw
          );
          return didWriteExtensionStartElement;
      }
  
      @Override
      protected void writeAdditionalChildElements(BaseElement element, BpmnModel model, XMLStreamWriter xtw)
          throws Exception {}
  
      private boolean writeIOParameters(
          String elementName,
          List<IOParameter> parameterList,
          boolean didWriteExtensionStartElement,
          XMLStreamWriter xtw
      ) throws Exception {
          if (parameterList.isEmpty()) {
              return didWriteExtensionStartElement;
          }
  
          for (IOParameter ioParameter : parameterList) {
              if (!didWriteExtensionStartElement) {
                  xtw.writeStartElement(ELEMENT_EXTENSIONS);
                  didWriteExtensionStartElement = true;
              }
  
              xtw.writeStartElement(ACTIVITI_EXTENSIONS_PREFIX, elementName, ACTIVITI_EXTENSIONS_NAMESPACE);
              if (StringUtils.isNotEmpty(ioParameter.getSource())) {
                  writeDefaultAttribute(ATTRIBUTE_IOPARAMETER_SOURCE, ioParameter.getSource(), xtw);
              }
              if (StringUtils.isNotEmpty(ioParameter.getSourceExpression())) {
                  writeDefaultAttribute(ATTRIBUTE_IOPARAMETER_SOURCE_EXPRESSION, ioParameter.getSourceExpression(), xtw);
              }
              if (StringUtils.isNotEmpty(ioParameter.getTarget())) {
                  writeDefaultAttribute(ATTRIBUTE_IOPARAMETER_TARGET, ioParameter.getTarget(), xtw);
              }
  
              xtw.writeEndElement();
          }
  
          return didWriteExtensionStartElement;
      }
  
      public class InParameterParser extends BaseChildElementParser {
  
          public String getElementName() {
              return ELEMENT_CALL_ACTIVITY_IN_PARAMETERS;
          }
  
          public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model)
              throws Exception {
              String source = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_SOURCE);
              String sourceExpression = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_SOURCE_EXPRESSION);
              String target = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_TARGET);
              if (
                  (StringUtils.isNotEmpty(source) || StringUtils.isNotEmpty(sourceExpression)) &&
                  StringUtils.isNotEmpty(target)
              ) {
                  IOParameter parameter = new IOParameter();
                  if (StringUtils.isNotEmpty(sourceExpression)) {
                      parameter.setSourceExpression(sourceExpression);
                  } else {
                      parameter.setSource(source);
                  }
  
                  parameter.setTarget(target);
  
                  ((CallActivity) parentElement).getInParameters().add(parameter);
              }
          }
      }
  
      public class OutParameterParser extends BaseChildElementParser {
  
          public String getElementName() {
              return ELEMENT_CALL_ACTIVITY_OUT_PARAMETERS;
          }
  
          public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model)
              throws Exception {
              String source = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_SOURCE);
              String sourceExpression = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_SOURCE_EXPRESSION);
              String target = xtr.getAttributeValue(null, ATTRIBUTE_IOPARAMETER_TARGET);
              if (
                  (StringUtils.isNotEmpty(source) || StringUtils.isNotEmpty(sourceExpression)) &&
                  StringUtils.isNotEmpty(target)
              ) {
                  IOParameter parameter = new IOParameter();
                  if (StringUtils.isNotEmpty(sourceExpression)) {
                      parameter.setSourceExpression(sourceExpression);
                  } else {
                      parameter.setSource(source);
                  }
  
                  parameter.setTarget(target);
  
                  ((CallActivity) parentElement).getOutParameters().add(parameter);
              }
          }
      }
  }
  