1949

Committed 09 Jul 2026 10:07PM UTC coverage: 90.381% (+0.1%) from 90.242%

Build # 1949

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web-flow

Commit Message

Merge pull request #1269 from mybatis/renovate/byte-buddy.version

Update byte-buddy.version to v1.18.11-jdk5

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66.67

/src/main/java/org/mybatis/spring/SqlSessionTemplate.java

/*
 * Copyright 2010-2026 the original author or authors.
 *
 * 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
 *
 *    https://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.mybatis.spring;

import static java.lang.reflect.Proxy.newProxyInstance;

import static org.apache.ibatis.reflection.ExceptionUtil.unwrapThrowable;
import static org.mybatis.spring.SqlSessionUtils.closeSqlSession;
import static org.mybatis.spring.SqlSessionUtils.getSqlSession;
import static org.mybatis.spring.SqlSessionUtils.isSqlSessionTransactional;
import static org.springframework.util.Assert.notNull;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.sql.Connection;
import java.util.List;
import java.util.Map;

import org.apache.ibatis.cursor.Cursor;
import org.apache.ibatis.exceptions.PersistenceException;
import org.apache.ibatis.executor.BatchResult;
import org.apache.ibatis.session.Configuration;
import org.apache.ibatis.session.ExecutorType;
import org.apache.ibatis.session.ResultHandler;
import org.apache.ibatis.session.RowBounds;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.dao.support.PersistenceExceptionTranslator;

/**
 * Thread safe, Spring managed, {@code SqlSession} that works with Spring transaction management to ensure that the
 * actual SqlSession used is the one associated with the current Spring transaction. In addition, it manages the session
 * life-cycle, including closing, committing or rolling back the session as necessary based on the Spring transaction
 * configuration.
 * <p>
 * The template needs a SqlSessionFactory to create SqlSessions, passed as a constructor argument. It also can be
 * constructed indicating the executor type to be used, if not, the default executor type, defined in the session
 * factory will be used.
 * <p>
 * This template converts MyBatis PersistenceExceptions into unchecked DataAccessExceptions, using, by default, a
 * {@code MyBatisExceptionTranslator}.
 * <p>
 * Because SqlSessionTemplate is thread safe, a single instance can be shared by all DAOs; there should also be a small
 * memory savings by doing this. This pattern can be used in Spring configuration files as follows:
 *
 * <pre class="code">
 * {@code
 * <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
 *   <constructor-arg ref="sqlSessionFactory" />
 * </bean>
 * }
 * </pre>
 *
 * @author Putthiphong Boonphong
 * @author Hunter Presnall
 * @author Eduardo Macarron
 *
 * @see SqlSessionFactory
 * @see MyBatisExceptionTranslator
 */
public class SqlSessionTemplate implements SqlSession, DisposableBean {

  private final SqlSessionFactory sqlSessionFactory;

  private final ExecutorType executorType;

  private final SqlSession sqlSessionProxy;

  private final PersistenceExceptionTranslator exceptionTranslator;

  /**
   * Constructs a Spring managed SqlSession with the {@code SqlSessionFactory} provided as an argument.
   *
   * @param sqlSessionFactory
   *          a factory of SqlSession
   */
  public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory) {
    this(sqlSessionFactory, sqlSessionFactory.getConfiguration().getDefaultExecutorType());
  }

  /**
   * Constructs a Spring managed SqlSession with the {@code SqlSessionFactory} provided as an argument and the given
   * {@code ExecutorType} {@code ExecutorType} cannot be changed once the {@code SqlSessionTemplate} is constructed.
   *
   * @param sqlSessionFactory
   *          a factory of SqlSession
   * @param executorType
   *          an executor type on session
   */
  public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory, ExecutorType executorType) {
    this(sqlSessionFactory, executorType,
        new MyBatisExceptionTranslator(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(), true));
  }

  /**
   * Constructs a Spring managed {@code SqlSession} with the given {@code SqlSessionFactory} and {@code ExecutorType}. A
   * custom {@code SQLExceptionTranslator} can be provided as an argument so any {@code PersistenceException} thrown by
   * MyBatis can be custom translated to a {@code RuntimeException} The {@code SQLExceptionTranslator} can also be null
   * and thus no exception translation will be done and MyBatis exceptions will be thrown
   *
   * @param sqlSessionFactory
   *          a factory of SqlSession
   * @param executorType
   *          an executor type on session
   * @param exceptionTranslator
   *          a translator of exception
   */
  public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory, ExecutorType executorType,
      PersistenceExceptionTranslator exceptionTranslator) {

    notNull(sqlSessionFactory, "Property 'sqlSessionFactory' is required");
    notNull(executorType, "Property 'executorType' is required");

    this.sqlSessionFactory = sqlSessionFactory;
    this.executorType = executorType;
    this.exceptionTranslator = exceptionTranslator;
    this.sqlSessionProxy = (SqlSession) newProxyInstance(SqlSessionFactory.class.getClassLoader(),
        new Class[] { SqlSession.class }, new SqlSessionInterceptor());
  }

  /**
   * Gets the sql session factory.
   *
   * @return the sql session factory
   */
  public SqlSessionFactory getSqlSessionFactory() {
    return this.sqlSessionFactory;
  }

  /**
   * Gets the executor type.
   *
   * @return the executor type
   */
  public ExecutorType getExecutorType() {
    return this.executorType;
  }

  /**
   * Gets the persistence exception translator.
   *
   * @return the persistence exception translator
   */
  public PersistenceExceptionTranslator getPersistenceExceptionTranslator() {
    return this.exceptionTranslator;
  }

  @Override
  public <T> T selectOne(String statement) {
    return this.sqlSessionProxy.selectOne(statement);
  }

  @Override
  public <T> T selectOne(String statement, Object parameter) {
    return this.sqlSessionProxy.selectOne(statement, parameter);
  }

  @Override
  public <K, V> Map<K, V> selectMap(String statement, String mapKey) {
    return this.sqlSessionProxy.selectMap(statement, mapKey);
  }

  @Override
  public <K, V> Map<K, V> selectMap(String statement, Object parameter, String mapKey) {
    return this.sqlSessionProxy.selectMap(statement, parameter, mapKey);
  }

  @Override
  public <K, V> Map<K, V> selectMap(String statement, Object parameter, String mapKey, RowBounds rowBounds) {
    return this.sqlSessionProxy.selectMap(statement, parameter, mapKey, rowBounds);
  }

  @Override
  public <T> Cursor<T> selectCursor(String statement) {
    return this.sqlSessionProxy.selectCursor(statement);
  }

  @Override
  public <T> Cursor<T> selectCursor(String statement, Object parameter) {
    return this.sqlSessionProxy.selectCursor(statement, parameter);
  }

  @Override
  public <T> Cursor<T> selectCursor(String statement, Object parameter, RowBounds rowBounds) {
    return this.sqlSessionProxy.selectCursor(statement, parameter, rowBounds);
  }

  @Override
  public <E> List<E> selectList(String statement) {
    return this.sqlSessionProxy.selectList(statement);
  }

  @Override
  public <E> List<E> selectList(String statement, Object parameter) {
    return this.sqlSessionProxy.selectList(statement, parameter);
  }

  @Override
  public <E> List<E> selectList(String statement, Object parameter, RowBounds rowBounds) {
    return this.sqlSessionProxy.selectList(statement, parameter, rowBounds);
  }

  @Override
  public void select(String statement, ResultHandler handler) {
    this.sqlSessionProxy.select(statement, handler);
  }

  @Override
  public void select(String statement, Object parameter, ResultHandler handler) {
    this.sqlSessionProxy.select(statement, parameter, handler);
  }

  @Override
  public void select(String statement, Object parameter, RowBounds rowBounds, ResultHandler handler) {
    this.sqlSessionProxy.select(statement, parameter, rowBounds, handler);
  }

  @Override
  public int insert(String statement) {
    return this.sqlSessionProxy.insert(statement);
  }

  @Override
  public int insert(String statement, Object parameter) {
    return this.sqlSessionProxy.insert(statement, parameter);
  }

  @Override
  public int update(String statement) {
    return this.sqlSessionProxy.update(statement);
  }

  @Override
  public int update(String statement, Object parameter) {
    return this.sqlSessionProxy.update(statement, parameter);
  }

  @Override
  public int delete(String statement) {
    return this.sqlSessionProxy.delete(statement);
  }

  @Override
  public int delete(String statement, Object parameter) {
    return this.sqlSessionProxy.delete(statement, parameter);
  }

  @Override
  public <T> T getMapper(Class<T> type) {
    return getConfiguration().getMapper(type, this);
  }

  @Override
  public void commit() {
    throw new UnsupportedOperationException("Manual commit is not allowed over a Spring managed SqlSession");
  }

  @Override
  public void commit(boolean force) {
    throw new UnsupportedOperationException("Manual commit is not allowed over a Spring managed SqlSession");
  }

  @Override
  public void rollback() {
    throw new UnsupportedOperationException("Manual rollback is not allowed over a Spring managed SqlSession");
  }

  @Override
  public void rollback(boolean force) {
    throw new UnsupportedOperationException("Manual rollback is not allowed over a Spring managed SqlSession");
  }

  @Override
  public void close() {
    throw new UnsupportedOperationException("Manual close is not allowed over a Spring managed SqlSession");
  }

  @Override
  public void clearCache() {
    this.sqlSessionProxy.clearCache();
  }

  @Override
  public Configuration getConfiguration() {
    return this.sqlSessionFactory.getConfiguration();
  }

  @Override
  public Connection getConnection() {
    return this.sqlSessionProxy.getConnection();
  }

  @Override
  public List<BatchResult> flushStatements() {
    return this.sqlSessionProxy.flushStatements();
  }

  /**
   * Allow gently dispose bean:
   *
   * <pre>
   * {@code
   *
   * <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
   *  <constructor-arg index="0" ref="sqlSessionFactory" />
   * </bean>
   * }
   * </pre>
   *
   * The implementation of {@link DisposableBean} forces spring context to use {@link DisposableBean#destroy()} method
   * instead of {@link SqlSessionTemplate#close()} to shutdown gently.
   *
   * @see SqlSessionTemplate#close()
   * @see "org.springframework.beans.factory.support.DisposableBeanAdapter#inferDestroyMethodIfNecessary(Object, RootBeanDefinition)"
   * @see "org.springframework.beans.factory.support.DisposableBeanAdapter#CLOSE_METHOD_NAME"
   */
  @Override
  public void destroy() throws Exception {
    // This method forces spring disposer to avoid call of SqlSessionTemplate.close() which gives
    // UnsupportedOperationException
  }

  /**
   * Proxy needed to route MyBatis method calls to the proper SqlSession got from Spring's Transaction Manager It also
   * unwraps exceptions thrown by {@code Method#invoke(Object, Object...)} to pass a {@code PersistenceException} to the
   * {@code PersistenceExceptionTranslator}.
   */
  private class SqlSessionInterceptor implements InvocationHandler {
    @Override
    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
      var sqlSession = getSqlSession(SqlSessionTemplate.this.sqlSessionFactory, SqlSessionTemplate.this.executorType,
          SqlSessionTemplate.this.exceptionTranslator);
      try {
        var result = method.invoke(sqlSession, args);
        if (!isSqlSessionTransactional(sqlSession, SqlSessionTemplate.this.sqlSessionFactory)) {
          // force commit even on non-dirty sessions because some databases require
          // a commit/rollback before calling close()
          sqlSession.commit(true);
        }
        return result;
      } catch (Throwable t) {
        var unwrapped = unwrapThrowable(t);
        if (SqlSessionTemplate.this.exceptionTranslator != null && unwrapped instanceof PersistenceException) {
          // release the connection to avoid a deadlock if the translator is no loaded. See issue #22
          closeSqlSession(sqlSession, SqlSessionTemplate.this.sqlSessionFactory);
          sqlSession = null;
          Throwable translated = SqlSessionTemplate.this.exceptionTranslator
              .translateExceptionIfPossible((PersistenceException) unwrapped);
          if (translated != null) {
            unwrapped = translated;
          }
        }
        throw unwrapped;
      } finally {
        if (sqlSession != null) {
          closeSqlSession(sqlSession, SqlSessionTemplate.this.sqlSessionFactory);
        }
      }
    }
  }

}

1	/*
2	* Copyright 2010-2026 the original author or authors.
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* https://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package org.mybatis.spring;
17
18	import static java.lang.reflect.Proxy.newProxyInstance;
19
20	import static org.apache.ibatis.reflection.ExceptionUtil.unwrapThrowable;
21	import static org.mybatis.spring.SqlSessionUtils.closeSqlSession;
22	import static org.mybatis.spring.SqlSessionUtils.getSqlSession;
23	import static org.mybatis.spring.SqlSessionUtils.isSqlSessionTransactional;
24	import static org.springframework.util.Assert.notNull;
25
26	import java.lang.reflect.InvocationHandler;
27	import java.lang.reflect.Method;
28	import java.sql.Connection;
29	import java.util.List;
30	import java.util.Map;
31
32	import org.apache.ibatis.cursor.Cursor;
33	import org.apache.ibatis.exceptions.PersistenceException;
34	import org.apache.ibatis.executor.BatchResult;
35	import org.apache.ibatis.session.Configuration;
36	import org.apache.ibatis.session.ExecutorType;
37	import org.apache.ibatis.session.ResultHandler;
38	import org.apache.ibatis.session.RowBounds;
39	import org.apache.ibatis.session.SqlSession;
40	import org.apache.ibatis.session.SqlSessionFactory;
41	import org.springframework.beans.factory.DisposableBean;
42	import org.springframework.dao.support.PersistenceExceptionTranslator;
43
44	/**
45	* Thread safe, Spring managed, {@code SqlSession} that works with Spring transaction management to ensure that the
46	* actual SqlSession used is the one associated with the current Spring transaction. In addition, it manages the session
47	* life-cycle, including closing, committing or rolling back the session as necessary based on the Spring transaction
48	* configuration.
49	* <p>
50	* The template needs a SqlSessionFactory to create SqlSessions, passed as a constructor argument. It also can be
51	* constructed indicating the executor type to be used, if not, the default executor type, defined in the session
52	* factory will be used.
53	* <p>
54	* This template converts MyBatis PersistenceExceptions into unchecked DataAccessExceptions, using, by default, a
55	* {@code MyBatisExceptionTranslator}.
56	* <p>
57	* Because SqlSessionTemplate is thread safe, a single instance can be shared by all DAOs; there should also be a small
58	* memory savings by doing this. This pattern can be used in Spring configuration files as follows:
59	*
60	* <pre class="code">
61	* {@code
62	* <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
63	* <constructor-arg ref="sqlSessionFactory" />
64	* </bean>
65	* }
66	* </pre>
67	*
68	* @author Putthiphong Boonphong
69	* @author Hunter Presnall
70	* @author Eduardo Macarron
71	*
72	* @see SqlSessionFactory
73	* @see MyBatisExceptionTranslator
74	*/
75	public class SqlSessionTemplate implements SqlSession, DisposableBean {
76
77	private final SqlSessionFactory sqlSessionFactory;
78
79	private final ExecutorType executorType;
80
81	private final SqlSession sqlSessionProxy;
82
83	private final PersistenceExceptionTranslator exceptionTranslator;
84
85	/**
86	* Constructs a Spring managed SqlSession with the {@code SqlSessionFactory} provided as an argument.
87	*
88	* @param sqlSessionFactory
89	* a factory of SqlSession
90	*/
91	public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory) {
92	this(sqlSessionFactory, sqlSessionFactory.getConfiguration().getDefaultExecutorType());	1✔
93	}	1✔
94
95	/**
96	* Constructs a Spring managed SqlSession with the {@code SqlSessionFactory} provided as an argument and the given
97	* {@code ExecutorType} {@code ExecutorType} cannot be changed once the {@code SqlSessionTemplate} is constructed.
98	*
99	* @param sqlSessionFactory
100	* a factory of SqlSession
101	* @param executorType
102	* an executor type on session
103	*/
104	public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory, ExecutorType executorType) {
105	this(sqlSessionFactory, executorType,	1✔
106	new MyBatisExceptionTranslator(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(), true));	1✔
107	}	1✔
108
109	/**
110	* Constructs a Spring managed {@code SqlSession} with the given {@code SqlSessionFactory} and {@code ExecutorType}. A
111	* custom {@code SQLExceptionTranslator} can be provided as an argument so any {@code PersistenceException} thrown by
112	* MyBatis can be custom translated to a {@code RuntimeException} The {@code SQLExceptionTranslator} can also be null
113	* and thus no exception translation will be done and MyBatis exceptions will be thrown
114	*
115	* @param sqlSessionFactory
116	* a factory of SqlSession
117	* @param executorType
118	* an executor type on session
119	* @param exceptionTranslator
120	* a translator of exception
121	*/
122	public SqlSessionTemplate(SqlSessionFactory sqlSessionFactory, ExecutorType executorType,
123	PersistenceExceptionTranslator exceptionTranslator) {	1✔
124
125	notNull(sqlSessionFactory, "Property 'sqlSessionFactory' is required");	1✔
126	notNull(executorType, "Property 'executorType' is required");	1✔
127
128	this.sqlSessionFactory = sqlSessionFactory;	1✔
129	this.executorType = executorType;	1✔
130	this.exceptionTranslator = exceptionTranslator;	1✔
131	this.sqlSessionProxy = (SqlSession) newProxyInstance(SqlSessionFactory.class.getClassLoader(),	1✔
132	new Class[] { SqlSession.class }, new SqlSessionInterceptor());
133	}	1✔
134
135	/**
136	* Gets the sql session factory.
137	*
138	* @return the sql session factory
139	*/
140	public SqlSessionFactory getSqlSessionFactory() {
141	return this.sqlSessionFactory;	1✔
142	}
143
144	/**
145	* Gets the executor type.
146	*
147	* @return the executor type
148	*/
149	public ExecutorType getExecutorType() {
150	return this.executorType;	1✔
151	}
152
153	/**
154	* Gets the persistence exception translator.
155	*
156	* @return the persistence exception translator
157	*/
158	public PersistenceExceptionTranslator getPersistenceExceptionTranslator() {
159	return this.exceptionTranslator;	×
160	}
161
162	@Override
163	public <T> T selectOne(String statement) {
164	return this.sqlSessionProxy.selectOne(statement);	1✔
165	}
166
167	@Override
168	public <T> T selectOne(String statement, Object parameter) {
169	return this.sqlSessionProxy.selectOne(statement, parameter);	1✔
170	}
171
172	@Override
173	public <K, V> Map<K, V> selectMap(String statement, String mapKey) {
174	return this.sqlSessionProxy.selectMap(statement, mapKey);	×
175	}
176
177	@Override
178	public <K, V> Map<K, V> selectMap(String statement, Object parameter, String mapKey) {
179	return this.sqlSessionProxy.selectMap(statement, parameter, mapKey);	×
180	}
181
182	@Override
183	public <K, V> Map<K, V> selectMap(String statement, Object parameter, String mapKey, RowBounds rowBounds) {
184	return this.sqlSessionProxy.selectMap(statement, parameter, mapKey, rowBounds);	×
185	}
186
187	@Override
188	public <T> Cursor<T> selectCursor(String statement) {
189	return this.sqlSessionProxy.selectCursor(statement);	×
190	}
191
192	@Override
193	public <T> Cursor<T> selectCursor(String statement, Object parameter) {
194	return this.sqlSessionProxy.selectCursor(statement, parameter);	×
195	}
196
197	@Override
198	public <T> Cursor<T> selectCursor(String statement, Object parameter, RowBounds rowBounds) {
199	return this.sqlSessionProxy.selectCursor(statement, parameter, rowBounds);	×
200	}
201
202	@Override
203	public <E> List<E> selectList(String statement) {
204	return this.sqlSessionProxy.selectList(statement);	×
205	}
206
207	@Override
208	public <E> List<E> selectList(String statement, Object parameter) {
209	return this.sqlSessionProxy.selectList(statement, parameter);	1✔
210	}
211
212	@Override
213	public <E> List<E> selectList(String statement, Object parameter, RowBounds rowBounds) {
214	return this.sqlSessionProxy.selectList(statement, parameter, rowBounds);	×
215	}
216
217	@Override
218	public void select(String statement, ResultHandler handler) {
219	this.sqlSessionProxy.select(statement, handler);	×
220	}	×
221
222	@Override
223	public void select(String statement, Object parameter, ResultHandler handler) {
224	this.sqlSessionProxy.select(statement, parameter, handler);	×
225	}	×
226
227	@Override
228	public void select(String statement, Object parameter, RowBounds rowBounds, ResultHandler handler) {
229	this.sqlSessionProxy.select(statement, parameter, rowBounds, handler);	×
230	}	×
231
232	@Override
233	public int insert(String statement) {
234	return this.sqlSessionProxy.insert(statement);	×
235	}
236
237	@Override
238	public int insert(String statement, Object parameter) {
239	return this.sqlSessionProxy.insert(statement, parameter);	1✔
240	}
241
242	@Override
243	public int update(String statement) {
244	return this.sqlSessionProxy.update(statement);	×
245	}
246
247	@Override
248	public int update(String statement, Object parameter) {
249	return this.sqlSessionProxy.update(statement, parameter);	1✔
250	}
251
252	@Override
253	public int delete(String statement) {
254	return this.sqlSessionProxy.delete(statement);	×
255	}
256
257	@Override
258	public int delete(String statement, Object parameter) {
259	return this.sqlSessionProxy.delete(statement, parameter);	×
260	}
261
262	@Override
263	public <T> T getMapper(Class<T> type) {
264	return getConfiguration().getMapper(type, this);	1✔
265	}
266
267	@Override
268	public void commit() {
269	throw new UnsupportedOperationException("Manual commit is not allowed over a Spring managed SqlSession");	1✔
270	}
271
272	@Override
273	public void commit(boolean force) {
274	throw new UnsupportedOperationException("Manual commit is not allowed over a Spring managed SqlSession");	×
275	}
276
277	@Override
278	public void rollback() {
279	throw new UnsupportedOperationException("Manual rollback is not allowed over a Spring managed SqlSession");	1✔
280	}
281
282	@Override
283	public void rollback(boolean force) {
284	throw new UnsupportedOperationException("Manual rollback is not allowed over a Spring managed SqlSession");	×
285	}
286
287	@Override
288	public void close() {
289	throw new UnsupportedOperationException("Manual close is not allowed over a Spring managed SqlSession");	1✔
290	}
291
292	@Override
293	public void clearCache() {
294	this.sqlSessionProxy.clearCache();	×
295	}	×
296
297	@Override
298	public Configuration getConfiguration() {
299	return this.sqlSessionFactory.getConfiguration();	1✔
300	}
301
302	@Override
303	public Connection getConnection() {
304	return this.sqlSessionProxy.getConnection();	1✔
305	}
306
307	@Override
308	public List<BatchResult> flushStatements() {
309	return this.sqlSessionProxy.flushStatements();	1✔
310	}
311
312	/**
313	* Allow gently dispose bean:
314	*
315	* <pre>
316	* {@code
317	*
318	* <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
319	* <constructor-arg index="0" ref="sqlSessionFactory" />
320	* </bean>
321	* }
322	* </pre>
323	*
324	* The implementation of {@link DisposableBean} forces spring context to use {@link DisposableBean#destroy()} method
325	* instead of {@link SqlSessionTemplate#close()} to shutdown gently.
326	*
327	* @see SqlSessionTemplate#close()
328	* @see "org.springframework.beans.factory.support.DisposableBeanAdapter#inferDestroyMethodIfNecessary(Object, RootBeanDefinition)"
329	* @see "org.springframework.beans.factory.support.DisposableBeanAdapter#CLOSE_METHOD_NAME"
330	*/
331	@Override
332	public void destroy() throws Exception {
333	// This method forces spring disposer to avoid call of SqlSessionTemplate.close() which gives
334	// UnsupportedOperationException
335	}	1✔
336
337	/**
338	* Proxy needed to route MyBatis method calls to the proper SqlSession got from Spring's Transaction Manager It also
339	* unwraps exceptions thrown by {@code Method#invoke(Object, Object...)} to pass a {@code PersistenceException} to the
340	* {@code PersistenceExceptionTranslator}.
341	*/
342	private class SqlSessionInterceptor implements InvocationHandler {	1✔
343	@Override
344	public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
345	var sqlSession = getSqlSession(SqlSessionTemplate.this.sqlSessionFactory, SqlSessionTemplate.this.executorType,	1✔
346	SqlSessionTemplate.this.exceptionTranslator);
347	try {
348	var result = method.invoke(sqlSession, args);	1✔
349	if (!isSqlSessionTransactional(sqlSession, SqlSessionTemplate.this.sqlSessionFactory)) {	1✔
350	// force commit even on non-dirty sessions because some databases require
351	// a commit/rollback before calling close()
352	sqlSession.commit(true);	1✔
353	}
354	return result;	1✔
355	} catch (Throwable t) {	1✔
356	var unwrapped = unwrapThrowable(t);	1✔
357	if (SqlSessionTemplate.this.exceptionTranslator != null && unwrapped instanceof PersistenceException) {	1!
358	// release the connection to avoid a deadlock if the translator is no loaded. See issue #22
359	closeSqlSession(sqlSession, SqlSessionTemplate.this.sqlSessionFactory);	1✔
360	sqlSession = null;	1✔
361	Throwable translated = SqlSessionTemplate.this.exceptionTranslator	1✔
362	.translateExceptionIfPossible((PersistenceException) unwrapped);	1✔
363	if (translated != null) {	1!
364	unwrapped = translated;	1✔
365	}
366	}
367	throw unwrapped;	1✔
368	} finally {
369	if (sqlSession != null) {	1✔
370	closeSqlSession(sqlSession, SqlSessionTemplate.this.sqlSessionFactory);	1✔
371	}
372	}
373	}
374	}
375
376	}

mybatis / spring / 1949

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