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.core.el;
  
  import jakarta.el.ValueExpression;
  import jakarta.el.VariableMapper;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.Map;
  
  public class ActivitiVariablesMapper extends VariableMapper {
  
      Map<String, ValueExpression> map = Collections.emptyMap();
  
      public ActivitiVariablesMapper() {}
  
      public ActivitiVariablesMapper(Map<String, ValueExpression> map) {
          this.map = map;
      }
  
      @Override
      public ValueExpression resolveVariable(String variable) {
          return map.get(variable);
      }
  
      @Override
      public ValueExpression setVariable(String variable, ValueExpression expression) {
          if (map.isEmpty()) {
              map = new HashMap<>();
          }
          return map.put(variable, expression);
      }
  }
  