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.engine.impl.bpmn.webservice;
  
  import org.activiti.engine.delegate.DelegateExecution;
  import org.activiti.engine.impl.bpmn.behavior.WebServiceActivityBehavior;
  import org.activiti.engine.impl.bpmn.data.AbstractDataAssociation;
  import org.activiti.engine.impl.bpmn.data.FieldBaseStructureInstance;
  import org.apache.commons.lang3.StringUtils;
  
  /**
   * An implicit data input association between a source and a target. source is a variable in the current execution context and target is a property in the message
   *
  
   */
  public class MessageImplicitDataInputAssociation extends AbstractDataAssociation {
  
      private static final long serialVersionUID = 1L;
  
      public MessageImplicitDataInputAssociation(String source, String target) {
          super(source, target);
      }
  
      @Override
      public void evaluate(DelegateExecution execution) {
          if (StringUtils.isNotEmpty(this.source)) {
              Object value = execution.getVariable(this.source);
              MessageInstance message = (MessageInstance) execution.getVariable(
                  WebServiceActivityBehavior.CURRENT_MESSAGE
              );
              if (message.getStructureInstance() instanceof FieldBaseStructureInstance) {
                  FieldBaseStructureInstance structure = (FieldBaseStructureInstance) message.getStructureInstance();
                  structure.setFieldValue(this.target, value);
              }
          }
      }
  }
  