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# JTA Integration
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Spring's JTA integration provides support for distributed transaction management in enterprise environments.
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## JtaTransactionManager
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```java { .api }
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public class JtaTransactionManager extends AbstractPlatformTransactionManager {
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    public JtaTransactionManager();
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    public JtaTransactionManager(UserTransaction userTransaction);
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    public JtaTransactionManager(UserTransaction userTransaction, TransactionManager transactionManager);
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    public void setUserTransaction(UserTransaction userTransaction);
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    public UserTransaction getUserTransaction();
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    public void setTransactionManager(TransactionManager transactionManager);
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    public TransactionManager getTransactionManager();
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    public void setAllowCustomIsolationLevels(boolean allowCustomIsolationLevels);
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    public void setGlobalRollbackOnParticipationFailure(boolean globalRollbackOnParticipationFailure);
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}
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```
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## TransactionFactory
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```java { .api }
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public interface TransactionFactory {
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    Transaction createTransaction(@Nullable String name, int timeout) 
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        throws NotSupportedException, SystemException;
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}
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```
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## Usage Examples
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```java
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@Configuration
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public class JtaConfig {
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    @Bean
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    public PlatformTransactionManager transactionManager() {
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        JtaTransactionManager tm = new JtaTransactionManager();
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        tm.setUserTransaction(userTransaction());
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        tm.setTransactionManager(jtaTransactionManager());
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        return tm;
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    }
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    @Bean
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    public UserTransaction userTransaction() {
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        // Configure UserTransaction
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        return new UserTransactionAdapter(jtaTransactionManager());
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    }
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}
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```