content: package org.apache.lucene.messages;
  
  /**
   * 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
   *
   *     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.
   */
  
  import java.util.Locale;
  
  /**
   * Default implementation of Message interface.
   * For Native Language Support (NLS), system of software internationalization.
   */
  public class MessageImpl implements Message {
  
    private static final long serialVersionUID = -3077643314630884523L;
  
    private String key;
  
    private Object[] arguments = new Object[0];
  
    public MessageImpl(String key) {
      this.key = key;
  
    }
  
    public MessageImpl(String key, Object... args) {
      this(key);
      this.arguments = args;
    }
  
    public Object[] getArguments() {
      return this.arguments;
    }
  
    public String getKey() {
      return this.key;
    }
  
    public String getLocalizedMessage() {
      return getLocalizedMessage(Locale.getDefault());
    }
  
    public String getLocalizedMessage(Locale locale) {
      return NLS.getLocalizedMessage(getKey(), locale, getArguments());
    }
  
    @Override
    public String toString() {
      Object[] args = getArguments();
      StringBuilder sb = new StringBuilder(getKey());
      if (args != null) {
        for (int i = 0; i < args.length; i++) {
          sb.append(i == 0 ? " " : ", ").append(args[i]);
        }
      }
      return sb.toString();
    }
  
  }
  