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
   *
   *     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.
   */
  
  package org.apache.cassandra.simulator.asm;
  
  import org.objectweb.asm.Opcodes;
  import org.objectweb.asm.tree.InsnNode;
  import org.objectweb.asm.tree.IntInsnNode;
  import org.objectweb.asm.tree.LabelNode;
  import org.objectweb.asm.tree.MethodInsnNode;
  import org.objectweb.asm.tree.MethodNode;
  
  /**
   * Generate a new hashCode method in the class that invokes a deterministic hashCode generator
   */
  class Hashcode extends MethodNode
  {
      Hashcode(int api)
      {
          super(api, Opcodes.ACC_PUBLIC, "hashCode", "()I", null, null);
          maxLocals = 1;
          maxStack = 1;
          instructions.add(new LabelNode());
          instructions.add(new IntInsnNode(Opcodes.ALOAD, 0));
          instructions.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "org/apache/cassandra/simulator/systems/InterceptorOfSystemMethods$Global", "identityHashCode", "(Ljava/lang/Object;)I", false));
          instructions.add(new LabelNode());
          instructions.add(new InsnNode(Opcodes.IRETURN));
      }
  }
  