/*
* Copyright 2015 NAVER Corp.
*
* 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.
*/
package com.navercorp.pinpoint.plugin.mybatis;
import java.security.ProtectionDomain;
import java.util.List;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentClass;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentException;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentMethod;
import com.navercorp.pinpoint.bootstrap.instrument.MethodFilter;
import com.navercorp.pinpoint.bootstrap.instrument.MethodFilters;
import com.navercorp.pinpoint.bootstrap.instrument.Instrumentor;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformCallback;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformTemplate;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformTemplateAware;
import com.navercorp.pinpoint.bootstrap.interceptor.scope.ExecutionPolicy;
import com.navercorp.pinpoint.bootstrap.logging.PLogger;
import com.navercorp.pinpoint.bootstrap.logging.PLoggerFactory;
import com.navercorp.pinpoint.bootstrap.plugin.ProfilerPlugin;
import com.navercorp.pinpoint.bootstrap.plugin.ProfilerPluginSetupContext;
import com.navercorp.pinpoint.common.trace.ServiceType;
import com.navercorp.pinpoint.common.trace.ServiceTypeFactory;
/**
* @author HyunGil Jeong
*/
public class MyBatisPlugin implements ProfilerPlugin, TransformTemplateAware {
public static final ServiceType MYBATIS = ServiceTypeFactory.of(5510, "MYBATIS");
private static final String MYBATIS_SCOPE = "MYBATIS_SCOPE";
private final PLogger logger = PLoggerFactory.getLogger(this.getClass());
private TransformTemplate transformTemplate;
@Override
public void setup(ProfilerPluginSetupContext context) {
MyBatisPluginConfig myBatisPluginConfig = new MyBatisPluginConfig(context.getConfig());
if (logger.isInfoEnabled()) {
logger.info("MyBatisPlugin config:{}", myBatisPluginConfig);
}
if (myBatisPluginConfig .isMyBatisEnabled()) {
addInterceptorsForSqlSession();
}
}
// SqlSession implementations
private void addInterceptorsForSqlSession() {
final MethodFilter methodFilter = MethodFilters.name("selectOne", "selectList", "selectMap", "select",
"insert", "update", "delete");
final String[] sqlSessionImpls = { "org.apache.ibatis.session.defaults.DefaultSqlSession",
"org.mybatis.spring.SqlSessionTemplate" };
for (final String sqlSession : sqlSessionImpls) {
transformTemplate.transform(sqlSession, new TransformCallback() {
@Override
public byte[] doInTransform(Instrumentor instrumentor, ClassLoader loader,
String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain,
byte[] classfileBuffer) throws InstrumentException {
final InstrumentClass target = instrumentor.getInstrumentClass(loader, sqlSession, classfileBuffer);
final List<InstrumentMethod> methodsToTrace = target.getDeclaredMethods(methodFilter);
for (InstrumentMethod methodToTrace : methodsToTrace) {
String sqlSessionOperationInterceptor = "com.navercorp.pinpoint.plugin.mybatis.interceptor.SqlSessionOperationInterceptor";
methodToTrace.addScopedInterceptor(sqlSessionOperationInterceptor, MYBATIS_SCOPE, ExecutionPolicy.BOUNDARY);
}
return target.toBytecode();
}
});
}
}
@Override
public void setTransformTemplate(TransformTemplate transformTemplate) {
this.transformTemplate = transformTemplate;
}
}