content: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.apache.atlas.groovy;
  
  import java.util.Collections;
  import java.util.List;
  
  /**
   * Groovy statement that assigns a value to a variable.
   */
  public class VariableAssignmentExpression extends AbstractGroovyExpression {
      private final String           type;
      private final String           name;
      private final GroovyExpression value;
  
      /**
       * @param type
       * @param name
       * @param v
       */
      public VariableAssignmentExpression(String type, String name, GroovyExpression v) {
          this.type  = type;
          this.name  = name;
          this.value = v;
      }
  
      public VariableAssignmentExpression(String name, GroovyExpression v) {
          this(null, name, v);
      }
  
      @Override
      public void generateGroovy(GroovyGenerationContext context) {
          if (type == null) {
              context.append("def ");
          } else {
              context.append(type);
              context.append(" ");
          }
  
          context.append(name);
          context.append("=");
  
          value.generateGroovy(context);
      }
  
      @Override
      public List<GroovyExpression> getChildren() {
          return Collections.singletonList(value);
      }
  
      @Override
      public GroovyExpression copy(List<GroovyExpression> newChildren) {
          return new VariableAssignmentExpression(name, newChildren.get(0));
      }
  }
  