Package com.hp.hpl.jena.sparql.util

Examples of com.hp.hpl.jena.sparql.util.Context

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    public void testCleanAfterClose()
    {
        iterator.setCallback(new Callback() { @Override
        public void call() { /* do nothing */ } });
        assertEquals(0, iterator.getReturnedElementCount());
        Context context = new Context() ;
        context.set(ARQ.spillToDiskThreshold, 10L) ;
        ExecutionContext executionContext = new ExecutionContext(context, (Graph)null, (DatasetGraph)null, (OpExecutorFactory)null) ;
        QueryIterSort qIter = new QueryIterSort(iterator, comparator, executionContext) ;
        try
        {
            assertEquals(0, iterator.getReturnedElementCount()) ;
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    public void testCleanAfterExhaustion()
    {
        iterator.setCallback(new Callback() { @Override
        public void call() { /* do nothing */ } });
        assertEquals(0, iterator.getReturnedElementCount());
        Context context = new Context() ;
        context.set(ARQ.spillToDiskThreshold, 10L) ;
        ExecutionContext executionContext = new ExecutionContext(context, (Graph)null, (DatasetGraph)null, (OpExecutorFactory)null) ;
        QueryIterSort qIter = new QueryIterSort(iterator, comparator, executionContext) ;
       
        // Usually qIter should be in a try/finally block, but we are testing the case that the user forgot to do that.
        // As a failsafe, QueryIteratorBase should close it when the iterator is exhausted.
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    @Test(expected=QueryCancelledException.class)
    public void testCancelInterruptsInitialisation()
    {

        assertEquals(0, iterator.getReturnedElementCount());
        Context context = new Context() ;
        context.set(ARQ.spillToDiskThreshold, 10L) ;
        ExecutionContext executionContext = new ExecutionContext(context, (Graph)null, (DatasetGraph)null, (OpExecutorFactory)null) ;
        QueryIterSort qIter = new QueryIterSort(iterator, comparator, executionContext) ;
        try
        {
            assertEquals(0, iterator.getReturnedElementCount()) ;
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    @Test(expected=QueryCancelledException.class)
    public void testCancelInterruptsExternalSortAfterStartingIteration()
    {
        assertEquals(0, iterator.getReturnedElementCount());
        Context context = new Context() ;
        context.set(ARQ.spillToDiskThreshold, 10L) ;
        ExecutionContext executionContext = new ExecutionContext(context, (Graph)null, (DatasetGraph)null, (OpExecutorFactory)null) ;
        QueryIterSort qIter = new QueryIterSort(iterator, comparator, executionContext) ;
        try
        {
            assertEquals(0, iterator.getReturnedElementCount()) ;
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    {
        iterator = new CallbackIterator(unsorted.iterator(), 25, null);
        iterator.setCallback(new Callback() { @Override
        public void call() { /* do nothing */ } });
        assertEquals(0, iterator.getReturnedElementCount());
        Context context = new Context() ;
        context.set(ARQ.spillToDiskThreshold, 10L) ;
        ExecutionContext executionContext = new ExecutionContext(context, (Graph)null, (DatasetGraph)null, (OpExecutorFactory)null) ;
        QueryIterSort qIter = new QueryIterSort(iterator, comparator, executionContext) ;
        try
        {
            assertTrue(qIter.hasNext()) ;
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        AssemblerUtils.register(g) ;
    }

    private static Context defaultSettings()   
    {
        Context context = new Context() ;
        setNormalMode(context) ;
        return context ;
    }
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    {
        this.query = query ;
        this.queryString = queryString ;
        this.service = serviceURI ;
        // Copy the global context to freeze it.
        this.context = new Context(ARQ.getContext()) ;
    }
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        }
    }

    private static TextIndex chooseTextIndex(DatasetGraph dsg) {
       
        Context c = dsg.getContext() ;
       
        Object obj = dsg.getContext().get(TextQuery.textIndex) ;

        if (obj != null) {
            try {
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    }

    private static Plan makePlan(Query query, DatasetGraph dataset, Binding input, Context context)
    {
        if ( context == null )
            context = new Context(ARQ.getContext()) ;
        if ( input == null )
            input = BindingRoot.create() ;
        QueryEngineFactory f = findFactory(query, dataset, context) ;
        if ( f == null )
            return null ;
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     * @param Query the Query to execute.
     * @return An HttpQuery configured as per the context.
     */
    private static HttpQuery configureQuery(String uri, Context parentContext, Query query) {
      HttpQuery httpQuery = new HttpQuery(uri);
      Context context = new Context(parentContext);

      // add the context settings from the service context
      @SuppressWarnings("unchecked")
      Map<String, Context> serviceContextMap = (Map<String, Context>) context.get(serviceContext);
      if (serviceContextMap != null)
      {
        Context serviceContext = serviceContextMap.get(uri);
        if (serviceContext != null) context.putAll(serviceContext);
      }

      // configure the query object.
      httpQuery.merge(QueryEngineHTTP.getServiceParams(uri, context));
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Related Classes of com.hp.hpl.jena.sparql.util.Context

  • com.hp.hpl.jena.query.ARQ
  • com.hp.hpl.jena.query.QueryExecutionFactory
  • com.hp.hpl.jena.sdb.core.SDBRequest
  • com.hp.hpl.jena.sdb.store.TupleTable
  • com.hp.hpl.jena.sparql.core.TestContext
  • com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP
  • com.hp.hpl.jena.sparql.engine.http.Service
  • com.hp.hpl.jena.sparql.engine.http.TestService
  • com.hp.hpl.jena.sparql.engine.iterator.TestQueryIterSort
  • com.hp.hpl.jena.sparql.modify.UpdateProcessRemoteBase
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