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.spark.sql.auron;
  
  import static net.bytebuddy.matcher.ElementMatchers.named;
  
  import net.bytebuddy.ByteBuddy;
  import net.bytebuddy.agent.ByteBuddyAgent;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.dynamic.ClassFileLocator;
  import net.bytebuddy.dynamic.loading.ClassLoadingStrategy;
  import net.bytebuddy.implementation.MethodDelegation;
  import net.bytebuddy.pool.TypePool;
  
  public class ForceApplyShuffledHashJoinInjector {
      public static void inject() {
          ByteBuddyAgent.install();
          ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
          TypeDescription typeDescription = TypePool.Default.of(contextClassLoader)
                  .describe("org.apache.spark.sql.catalyst.optimizer.JoinSelectionHelper")
                  .resolve();
          new ByteBuddy()
                  .redefine(typeDescription, ClassFileLocator.ForClassLoader.of(contextClassLoader))
                  .method(named("forceApplyShuffledHashJoin"))
                  .intercept(MethodDelegation.to(ForceApplyShuffledHashJoinInterceptor.class))
                  .make()
                  .load(contextClassLoader, ClassLoadingStrategy.Default.INJECTION);
      }
  }
  