Package javax.transaction

Examples of javax.transaction.UserTransaction.begin()

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        ksession.insert( 2 );
        ut.commit();
//
        // insert and rollback
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
        ksession.insert( 3 );
        ut.rollback();

        // check we rolled back the state changes from the 3rd insert
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
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        ksession.insert( 3 );
        ut.rollback();

        // check we rolled back the state changes from the 3rd insert
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();       
        ksession.fireAllRules();
        ut.commit();
        assertEquals( 2,
                      list.size() );
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        assertEquals( 2,
                      list.size() );

//        // insert and commit
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
        ksession.insert( 3 );
        ksession.insert( 4 );
        ut.commit();

        // rollback again, this is testing that we can do consecutive rollbacks and commits without issue
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        ksession.insert( 4 );
        ut.commit();

        // rollback again, this is testing that we can do consecutive rollbacks and commits without issue
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
        ksession.insert( 5 );
        ksession.insert( 6 );
        ut.rollback();

        ksession.fireAllRules();
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        // now load the ksession
        ksession = JPAKnowledgeService.loadStatefulKnowledgeSession( ksession.getId(), kbase, null, env );
       
        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
        ksession.insert( 7 );
        ksession.insert( 8 );
        ut.commit();

        ksession.fireAllRules();
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        StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession( kbase, null, env );
        int id = ksession.getId();
       
        UserTransaction ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
       
        ProcessInstance processInstance = ksession.startProcess( "org.drools.test.TestProcess" );
        ksession.insert( "TestString" );
        System.out.println( "Started process instance " + processInstance.getId() );
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                                                                               config,
                                                                               env );
        int sessionId = service.getSessionId();

        UserTransaction ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );
        ut.begin();
        StartProcessCommand startProcessCommand = new StartProcessCommand();
        startProcessCommand.setProcessId( "org.drools.test.TestProcess" );
        ProcessInstance processInstance = service.execute( startProcessCommand );
        System.out.println( "Started process instance " + processInstance.getId() );
        ut.commit();
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        service = new SingleSessionCommandService( sessionId,
                                                   kbase,
                                                   config,
                                                   env );
        ut.begin();
        GetProcessInstanceCommand getProcessInstanceCommand = new GetProcessInstanceCommand();
        getProcessInstanceCommand.setProcessInstanceId( processInstance.getId() );
        processInstance = service.execute( getProcessInstanceCommand );
        assertNotNull( processInstance );
        ut.commit();
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        service = new SingleSessionCommandService( sessionId,
                                                   kbase,
                                                   config,
                                                   env );
        ut.begin();
        CompleteWorkItemCommand completeWorkItemCommand = new CompleteWorkItemCommand();
        completeWorkItemCommand.setWorkItemId( workItem.getId() );
        service.execute( completeWorkItemCommand );
        ut.commit();
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        service = new SingleSessionCommandService( sessionId,
                                                   kbase,
                                                   config,
                                                   env );
        ut.begin();
        getProcessInstanceCommand = new GetProcessInstanceCommand();
        getProcessInstanceCommand.setProcessInstanceId( processInstance.getId() );
        processInstance = service.execute( getProcessInstanceCommand );
        ut.commit();
        assertNotNull( processInstance );
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