Spring中的事务回滚网上比较不错的文章

1 浅谈Spring中的事务回滚
https://www.cnblogs.com/zeng1994/p/8257763.html

2 spring 事务回滚
https://www.cnblogs.com/0201zcr/p/5962578.html

 * Describes transaction attributes on a method or class.** <p>This annotation type is generally directly comparable to Spring's* {@link org.springframework.transaction.interceptor.RuleBasedTransactionAttribute}* class, and in fact {@link AnnotationTransactionAttributeSource} will directly* convert the data to the latter class, so that Spring's transaction support code* does not have to know about annotations. If no rules are relevant to the exception,* it will be treated like* {@link org.springframework.transaction.interceptor.DefaultTransactionAttribute}* (rolling back on {@link RuntimeException} and {@link Error} but not on checked* exceptions).** <p>For specific information about the semantics of this annotation's attributes,* consult the {@link org.springframework.transaction.TransactionDefinition} and* {@link org.springframework.transaction.interceptor.TransactionAttribute} javadocs.

/** Copyright 2002-2016 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**      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.springframework.transaction.annotation;import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;import org.springframework.core.annotation.AliasFor;
import org.springframework.transaction.TransactionDefinition;/*** Describes transaction attributes on a method or class.** <p>This annotation type is generally directly comparable to Spring's* {@link org.springframework.transaction.interceptor.RuleBasedTransactionAttribute}* class, and in fact {@link AnnotationTransactionAttributeSource} will directly* convert the data to the latter class, so that Spring's transaction support code* does not have to know about annotations. If no rules are relevant to the exception,* it will be treated like* {@link org.springframework.transaction.interceptor.DefaultTransactionAttribute}* (rolling back on {@link RuntimeException} and {@link Error} but not on checked* exceptions).** <p>For specific information about the semantics of this annotation's attributes,* consult the {@link org.springframework.transaction.TransactionDefinition} and* {@link org.springframework.transaction.interceptor.TransactionAttribute} javadocs.** @author Colin Sampaleanu* @author Juergen Hoeller* @author Sam Brannen* @since 1.2* @see org.springframework.transaction.interceptor.TransactionAttribute* @see org.springframework.transaction.interceptor.DefaultTransactionAttribute* @see org.springframework.transaction.interceptor.RuleBasedTransactionAttribute*/
@Target({ElementType.METHOD, ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Inherited
@Documented
public @interface Transactional {/*** Alias for {@link #transactionManager}.* @see #transactionManager*/@AliasFor("transactionManager")String value() default "";/*** A <em>qualifier</em> value for the specified transaction.* <p>May be used to determine the target transaction manager,* matching the qualifier value (or the bean name) of a specific* {@link org.springframework.transaction.PlatformTransactionManager}* bean definition.* @since 4.2* @see #value*/@AliasFor("value")String transactionManager() default "";/*** The transaction propagation type.* <p>Defaults to {@link Propagation#REQUIRED}.* @see org.springframework.transaction.interceptor.TransactionAttribute#getPropagationBehavior()*/Propagation propagation() default Propagation.REQUIRED;/*** The transaction isolation level.* <p>Defaults to {@link Isolation#DEFAULT}.* @see org.springframework.transaction.interceptor.TransactionAttribute#getIsolationLevel()*/Isolation isolation() default Isolation.DEFAULT;/*** The timeout for this transaction.* <p>Defaults to the default timeout of the underlying transaction system.* @see org.springframework.transaction.interceptor.TransactionAttribute#getTimeout()*/int timeout() default TransactionDefinition.TIMEOUT_DEFAULT;/*** {@code true} if the transaction is read-only.* <p>Defaults to {@code false}.* <p>This just serves as a hint for the actual transaction subsystem;* it will <i>not necessarily</i> cause failure of write access attempts.* A transaction manager which cannot interpret the read-only hint will* <i>not</i> throw an exception when asked for a read-only transaction* but rather silently ignore the hint.* @see org.springframework.transaction.interceptor.TransactionAttribute#isReadOnly()*/boolean readOnly() default false;/*** Defines zero (0) or more exception {@link Class classes}, which must be* subclasses of {@link Throwable}, indicating which exception types must cause* a transaction rollback.* <p>By default, a transaction will be rolling back on {@link RuntimeException}* and {@link Error} but not on checked exceptions (business exceptions). See* {@link org.springframework.transaction.interceptor.DefaultTransactionAttribute#rollbackOn(Throwable)}* for a detailed explanation.* <p>This is the preferred way to construct a rollback rule (in contrast to* {@link #rollbackForClassName}), matching the exception class and its subclasses.* <p>Similar to {@link org.springframework.transaction.interceptor.RollbackRuleAttribute#RollbackRuleAttribute(Class clazz)}.* @see #rollbackForClassName* @see org.springframework.transaction.interceptor.DefaultTransactionAttribute#rollbackOn(Throwable)*/Class<? extends Throwable>[] rollbackFor() default {};/*** Defines zero (0) or more exception names (for exceptions which must be a* subclass of {@link Throwable}), indicating which exception types must cause* a transaction rollback.* <p>This can be a substring of a fully qualified class name, with no wildcard* support at present. For example, a value of {@code "ServletException"} would* match {@code javax.servlet.ServletException} and its subclasses.* <p><b>NB:</b> Consider carefully how specific the pattern is and whether* to include package information (which isn't mandatory). For example,* {@code "Exception"} will match nearly anything and will probably hide other* rules. {@code "java.lang.Exception"} would be correct if {@code "Exception"}* were meant to define a rule for all checked exceptions. With more unusual* {@link Exception} names such as {@code "BaseBusinessException"} there is no* need to use a FQN.* <p>Similar to {@link org.springframework.transaction.interceptor.RollbackRuleAttribute#RollbackRuleAttribute(String exceptionName)}.* @see #rollbackFor* @see org.springframework.transaction.interceptor.DefaultTransactionAttribute#rollbackOn(Throwable)*/String[] rollbackForClassName() default {};/*** Defines zero (0) or more exception {@link Class Classes}, which must be* subclasses of {@link Throwable}, indicating which exception types must* <b>not</b> cause a transaction rollback.* <p>This is the preferred way to construct a rollback rule (in contrast* to {@link #noRollbackForClassName}), matching the exception class and* its subclasses.* <p>Similar to {@link org.springframework.transaction.interceptor.NoRollbackRuleAttribute#NoRollbackRuleAttribute(Class clazz)}.* @see #noRollbackForClassName* @see org.springframework.transaction.interceptor.DefaultTransactionAttribute#rollbackOn(Throwable)*/Class<? extends Throwable>[] noRollbackFor() default {};/*** Defines zero (0) or more exception names (for exceptions which must be a* subclass of {@link Throwable}) indicating which exception types must <b>not</b>* cause a transaction rollback.* <p>See the description of {@link #rollbackForClassName} for further* information on how the specified names are treated.* <p>Similar to {@link org.springframework.transaction.interceptor.NoRollbackRuleAttribute#NoRollbackRuleAttribute(String exceptionName)}.* @see #noRollbackFor* @see org.springframework.transaction.interceptor.DefaultTransactionAttribute#rollbackOn(Throwable)*/String[] noRollbackForClassName() default {};}

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