text: /*
   * Copyright (c) 2008, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
   *
   * This code is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * version 2 for more details (a copy is included in the LICENSE file that
   * accompanied this code).
   *
   * You should have received a copy of the GNU General Public License version
   * 2 along with this work; if not, write to the Free Software Foundation,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   *
   */
  package com.sun.hotspot.igv.data;
  
  /**
   *
   * @author Thomas Wuerthinger
   */
  public class Pair<L, R> {
  
      private L l;
      private R r;
  
      public Pair() {
      }
  
      public Pair(L l, R r) {
          this.l = l;
          this.r = r;
      }
  
      public L getLeft() {
          return l;
      }
  
      public void setLeft(L l) {
          this.l = l;
      }
  
      public R getRight() {
          return r;
      }
  
      public void setRight(R r) {
          this.r = r;
      }
  
      @Override
      public boolean equals(Object o) {
          if (o == null || !(o instanceof Pair)) {
              return false;
          }
          Pair<?,?> obj = (Pair<?,?>) o;
          boolean b1 = (l == obj.l);
          if (l != null) {
              b1 = l.equals(obj.l);
          }
  
          boolean b2 = (r == obj.r);
          if (r != null) {
              b2 = r.equals(obj.r);
          }
  
          return b1 && b2;
      }
  
      @Override
      public int hashCode() {
          return ((l == null) ? 0 : l.hashCode()) * 71 + ((r == null) ? 0 : r.hashCode());
      }
  
      @Override
      public String toString() {
          return "[" + l + "/" + r + "]";
      }
  }
  