Package com.hp.hpl.jena.sparql.engine.binding

Examples of com.hp.hpl.jena.sparql.engine.binding.BindingComparator

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    {
        List<SortCondition> conditions = new ArrayList<SortCondition>();
        conditions.add(new SortCondition(new ExprVar("8"), Query.ORDER_ASCENDING));
        conditions.add(new SortCondition(new ExprVar("1"), Query.ORDER_ASCENDING));
        conditions.add(new SortCondition(new ExprVar("0"), Query.ORDER_DESCENDING));
        BindingComparator comparator = new BindingComparator(conditions);
       
        List<Binding> sorted = new ArrayList<Binding>();
       
        SortedDataBag<Binding> db = new SortedDataBag<Binding>(
                new ThresholdPolicyCount<Binding>(10),
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    @Test public void testTemporaryFilesAreCleanedUpAfterCompletion()
    {
        List<SortCondition> conditions = new ArrayList<SortCondition>();
        conditions.add(new SortCondition(new ExprVar("8"), Query.ORDER_ASCENDING));
        BindingComparator comparator = new BindingComparator(conditions);
       
        SortedDataBag<Binding> db = new SortedDataBag<Binding>(
                new ThresholdPolicyCount<Binding>(10),
                SerializationFactoryFinder.bindingSerializationFactory(),
                comparator);
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            unsorted.add(randomBinding(vars));
        }
       
        List<SortCondition> conditions = new ArrayList<SortCondition>();
        conditions.add(new SortCondition(new ExprVar("8"), Query.ORDER_ASCENDING));
        comparator = new BindingComparator(conditions);
       
        iterator = new CallbackIterator(unsorted.iterator(), 25, null);
        iterator.setCallback(new Callback() {
            @Override
            public void call() { throw new QueryCancelledException() ; }
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  private final QueryIterator embeddedIterator;      // Keep a record of the underlying source for .cancel.
  final SortedDataBag<Binding> db;
 
    public QueryIterSort(QueryIterator qIter, List<SortCondition> conditions, ExecutionContext context)
    {
        this(qIter, new BindingComparator(conditions, context), context) ;
    }
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    private long limit ;
    private final boolean distinct ;
 
    public QueryIterTopN(QueryIterator qIter, List<SortCondition> conditions, long numItems, boolean distinct, ExecutionContext context)
    {
        this(qIter, new BindingComparator(conditions, context), numItems, distinct, context) ;
    }
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    public QueryIterDistinct(QueryIterator qIter, ExecutionContext context)
    {
        super(qIter, context) ;
        ThresholdPolicy<Binding> policy = ThresholdPolicyFactory.policyFromContext(context.getContext()) ;
        Comparator<Binding> comparator = new BindingComparator(new ArrayList<SortCondition>(), context) ;
        this.db = BagFactory.newDistinctNet(policy, SerializationFactoryFinder.bindingSerializationFactory(), comparator) ;
    }
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        }
       
        DistinctDataBag<Binding> db = new DistinctDataBag<Binding>(
                new ThresholdPolicyCount<Binding>(10),
                SerializationFactoryFinder.bindingSerializationFactory(),
                new BindingComparator(new ArrayList<SortCondition>()));
       
        List<File> spillFiles = new ArrayList<File>();
        try
        {
            db.addAll(undistinct);
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        List<SortCondition> conditions = new ArrayList<SortCondition>();
        conditions.add(new SortCondition(new ExprVar("8"), Query.ORDER_ASCENDING));
        conditions.add(new SortCondition(new ExprVar("1"), Query.ORDER_ASCENDING));
        conditions.add(new SortCondition(new ExprVar("0"), Query.ORDER_DESCENDING));
        BindingComparator comparator = new BindingComparator(conditions);

        List<Binding> sorted = new ArrayList<Binding>();
       
        SortedDataBag<Binding> db = new SortedDataBag<Binding>(
                new ThresholdPolicyCount<Binding>(threshold),
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    {
        List<Binding> unsorted = randomBindings(500);
       
        List<SortCondition> conditions = new ArrayList<SortCondition>();
        conditions.add(new SortCondition(new ExprVar("8"), Query.ORDER_ASCENDING));
        BindingComparator comparator = new BindingComparator(conditions);
       
        SortedDataBag<Binding> db = new SortedDataBag<Binding>(
                new ThresholdPolicyCount<Binding>(10),
                SerializationFactoryFinder.bindingSerializationFactory(),
                comparator);
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        DistinctDataNet<Binding> db = new DistinctDataNet<Binding>(
                new ThresholdPolicyCount<Binding>(2),
                SerializationFactoryFinder.bindingSerializationFactory(),
                new BindingComparator(new ArrayList<SortCondition>()));
        try
        {
            db.addAll(undistinct);
           
            Iterator<Binding> iter = db.iterator();
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Related Classes of com.hp.hpl.jena.sparql.engine.binding.BindingComparator

  • com.clarkparsia.pellet.sparqldl.jena.SortedResultSet
  • com.hp.hpl.jena.graph.Node
  • com.hp.hpl.jena.query.SortCondition
  • com.hp.hpl.jena.sparql.engine.iterator.QueryIterDistinct
  • com.hp.hpl.jena.sparql.engine.iterator.QueryIterSort
  • com.hp.hpl.jena.sparql.engine.iterator.QueryIterTopN
  • com.hp.hpl.jena.sparql.engine.iterator.TestQueryIterSort
  • com.hp.hpl.jena.sparql.expr.NodeValue
  • com.hp.hpl.jena.sparql.function.FunctionEnvBase
  • com.hp.hpl.jena.sparql.resultset.SortedResultSet
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