content: /*
   * Copyright 1999-2012 Alibaba Group.
   *  
   * 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.
   */
  /**
   * (created at 2011-10-24)
   */
  package com.alibaba.cobar.parser.util;
  
  /**
   * @author <a href="mailto:shuo.qius@alibaba-inc.com">QIU Shuo</a>
   */
  public class ArrayUtil {
      public static boolean equals(String str1, String str2) {
          if (str1 == null) {
              return str2 == null;
          }
          return str1.equals(str2);
      }
  
      public static boolean contains(String[] list, String str) {
          if (list == null)
              return false;
          for (String string : list) {
              if (equals(str, string)) {
                  return true;
              }
          }
          return false;
      }
  
  }
  