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
   *
   *      https://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.apache.ivy.core.settings;
  
  /**
   * Store and provide access to the ivy variables.
   */
  public interface IvyVariableContainer extends Cloneable {
  
      void setVariable(String varName, String value, boolean overwrite);
  
      String getVariable(String name);
  
      /**
       * Specifies the prefix used to indicate a variable is an environment variable. If the prefix
       * doesn't end with a '.', it will be added automatically.
       *
       * @param prefix
       *            the prefix to use for the environment variables
       */
      void setEnvironmentPrefix(String prefix);
  
      Object clone();
  }
  