1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.shardingsphere.agent.core.builder.interceptor.impl;
19
20 import net.bytebuddy.dynamic.DynamicType.Builder;
21 import net.bytebuddy.implementation.FieldAccessor;
22 import net.bytebuddy.jar.asm.Opcodes;
23 import org.apache.shardingsphere.agent.api.advice.TargetAdviceObject;
24 import org.apache.shardingsphere.agent.core.builder.interceptor.AgentBuilderInterceptor;
25
26 /**
27 * Target advice object builder interceptor.
28 */
29 public final class TargetAdviceObjectBuilderInterceptor implements AgentBuilderInterceptor {
30
31 private static final String EXTRA_DATA = "_$EXTRA_DATA$_";
32
33 @Override
34 public Builder<?> intercept(final Builder<?> builder) {
35 return builder.defineField(EXTRA_DATA, Object.class, Opcodes.ACC_PRIVATE | Opcodes.ACC_VOLATILE).implement(TargetAdviceObject.class).intercept(FieldAccessor.ofField(EXTRA_DATA));
36 }
37 }