Package com.hp.hpl.jena.query

Examples of com.hp.hpl.jena.query.Dataset.begin()

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    Dataset dataset = TDBFactory.createDataset(location);
   
    Dataset dataset1 = TDBFactory.createDataset(location);
   
    if ( bracketWithReader )
        dataset1.begin(ReadWrite.READ) ;
   
    for (int i = 0; i < TOTAL; i++) {
      List<String> lastProcessedUris = new ArrayList<String>();
      for (int j = 0; j < 10*i; j++) {
        String lastProcessedUri = "http://test.net/xmlns/test/1.0/someUri" + j;
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        assertTrue(dsgTxn2.contains(q1)) ;
        dsgTxn2.end() ;

        // Check API methods work.
        Dataset ds = TDBFactory.createDataset(loc) ;
        ds.begin(ReadWrite.READ) ;
        Model m = (q.isDefaultGraph() ? ds.getDefaultModel() : ds.getNamedModel("g")) ;
        assertEquals( nonTxnData ? 2 : 1 , m.size()) ;
        ds.end() ;
    }
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        //   tied to the same TDB database performing read
        //   transactions concurrently. If another write transaction
        //   starts, the call of dataset.begin(WRITE) blocks until
        //   existing writer finishes.
       
        dataset.begin(ReadWrite.WRITE) ;
        try
        {
            GraphStore graphStore = GraphStoreFactory.create(dataset) ;
            // Do a SPARQL Update.
            String sparqlUpdateString = StrUtils.strjoinNL(
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        assertTrue(dsgTxn2.contains(q1)) ;
        dsgTxn2.end() ;

        // Check API methods work.
        Dataset ds = TDBFactory.createDataset(loc) ;
        ds.begin(ReadWrite.READ) ;
        Model m = (q.isDefaultGraph() ? ds.getDefaultModel() : ds.getNamedModel("g")) ;
        assertEquals( nonTxnData ? 2 : 1 , m.size()) ;
        ds.end() ;
    }
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    }
   
    @Test public void factoryTxn1()
    {
        Dataset ds = create() ;
        ds.begin(ReadWrite.READ) ;
        assertTrue(ds.isInTransaction()) ;
        ds.end() ;
        assertFalse(ds.isInTransaction()) ;
    }
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    }

    @Test public void factoryTxn2()
    {
        Dataset ds = create() ;
        ds.begin(ReadWrite.WRITE) ;
        assertTrue(ds.isInTransaction()) ;
        ds.commit() ;
        assertFalse(ds.isInTransaction()) ;
    }
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    }

    @Test public void factoryTxn3()
    {
        Dataset ds = create() ;
        ds.begin(ReadWrite.WRITE) ;
        assertTrue(ds.isInTransaction()) ;
        ds.abort() ;
        assertFalse(ds.isInTransaction()) ;
    }
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    }

    @Test public void factoryTxn4()
    {
        Dataset ds = create() ;
        ds.begin(ReadWrite.WRITE) ;
        assertTrue(ds.isInTransaction()) ;
        ds.commit() ;
        assertFalse(ds.isInTransaction()) ;
        ds.end() ;
        assertFalse(ds.isInTransaction()) ;
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    }

    @Test public void factoryTxn5()
    {
        Dataset ds = create() ;
        ds.begin(ReadWrite.WRITE) ;
        assertTrue(ds.isInTransaction()) ;
        ds.abort() ;
        assertFalse(ds.isInTransaction()) ;
        ds.end() ;
        assertFalse(ds.isInTransaction()) ;
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        Dataset ds2 = create() ;
       
        ds1.begin(ReadWrite.WRITE) ;
        ds1.getDefaultModel().getGraph().add(triple1) ;
       
        ds2.begin(ReadWrite.READ) ;
        assertTrue(ds2.getDefaultModel().isEmpty()) ;
        ds2.commit() ;
       
        ds1.commit() ;
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