Examples with MapBindingSet org.openrdf.query.impl.MapBindingSet used on opensource projects

Example 46 with MapBindingSet

use of org.openrdf.query.impl.MapBindingSet in project incubator-rya by apache.

the class BindingSetStringConverterTest method fromString_nullValues.

/**
 * Ensures that when a binding set is converted from a String back to a
 * BindingSet, null values do not get converted into Bindings.
 */
@Test
public void fromString_nullValues() throws BindingSetConversionException {
    // Setup the String that will be converted.
    final String bindingSetString = "http://value 1<<~>>http://www.w3.org/2001/XMLSchema#anyURI:::" + BindingSetStringConverter.NULL_VALUE_STRING + ":::" + "http://value 2<<~>>http://www.w3.org/2001/XMLSchema#anyURI:::" + BindingSetStringConverter.NULL_VALUE_STRING;
    // Convert it to a BindingSet
    final VariableOrder varOrder = new VariableOrder("x", "a", "y", "b");
    final BindingSetConverter<String> converter = new BindingSetStringConverter();
    final BindingSet bindingSet = converter.convert(bindingSetString, varOrder);
    // Ensure it converted to the expected reuslt.
    final MapBindingSet expected = new MapBindingSet();
    expected.addBinding("x", new URIImpl("http://value 1"));
    expected.addBinding("y", new URIImpl("http://value 2"));
    assertEquals(expected, bindingSet);
}

Example 47 with MapBindingSet

use of org.openrdf.query.impl.MapBindingSet in project incubator-rya by apache.

the class BindingSetStringConverterTest method noBindings.

@Test
public void noBindings() throws BindingSetConversionException {
    // Create a BindingSet that doesn't have any bindings.
    final MapBindingSet original = new MapBindingSet();
    // Convert it to a String.
    final VariableOrder varOrder = new VariableOrder();
    final BindingSetConverter<String> converter = new BindingSetStringConverter();
    final String bindingSetString = converter.convert(original, varOrder);
    // Convert it back to a binding set.
    final BindingSet converted = converter.convert(bindingSetString, varOrder);
    // Ensure it is still an empty BindingSet.
    assertEquals(original, converted);
}

Example 48 with MapBindingSet

use of org.openrdf.query.impl.MapBindingSet in project incubator-rya by apache.

the class BindingSetStringConverterTest method toString_Decimal.

@Test
public void toString_Decimal() throws BindingSetConversionException {
    // Setup the binding set that will be converted.
    final MapBindingSet originalBindingSet = new MapBindingSet();
    originalBindingSet.addBinding("x", new DecimalLiteralImpl(new BigDecimal(2.5)));
    // Convert it to a String.
    final VariableOrder varOrder = new VariableOrder("x");
    final BindingSetConverter<String> converter = new BindingSetStringConverter();
    final String bindingSetString = converter.convert(originalBindingSet, varOrder);
    // Ensure it converted to the expected result.
    final String expected = "2.5<<~>>http://www.w3.org/2001/XMLSchema#decimal";
    assertEquals(expected, bindingSetString);
}

Example 49 with MapBindingSet

use of org.openrdf.query.impl.MapBindingSet in project incubator-rya by apache.

the class PcjTablesIT method addResults.

/**
 * Ensure when results have been written to the PCJ table that they are in Accumulo.
 * <p>
 * The method being tested is {@link PcjTables#addResults(Connector, String, java.util.Collection)}
 */
@Test
public void addResults() throws PcjException, TableNotFoundException, BindingSetConversionException, AccumuloException, AccumuloSecurityException {
    final String sparql = "SELECT ?name ?age " + "{" + "FILTER(?age < 30) ." + "?name <http://hasAge> ?age." + "?name <http://playsSport> \"Soccer\" " + "}";
    final Connector accumuloConn = cluster.getConnector();
    // Create a PCJ table in the Mini Accumulo.
    final String pcjTableName = new PcjTableNameFactory().makeTableName(getRyaInstanceName(), "testPcj");
    final Set<VariableOrder> varOrders = new ShiftVarOrderFactory().makeVarOrders(new VariableOrder("name;age"));
    final PcjTables pcjs = new PcjTables();
    pcjs.createPcjTable(accumuloConn, pcjTableName, varOrders, sparql);
    // Add a few results to the PCJ table.
    final MapBindingSet alice = new MapBindingSet();
    alice.addBinding("name", new URIImpl("http://Alice"));
    alice.addBinding("age", new NumericLiteralImpl(14, XMLSchema.INTEGER));
    final MapBindingSet bob = new MapBindingSet();
    bob.addBinding("name", new URIImpl("http://Bob"));
    bob.addBinding("age", new NumericLiteralImpl(16, XMLSchema.INTEGER));
    final MapBindingSet charlie = new MapBindingSet();
    charlie.addBinding("name", new URIImpl("http://Charlie"));
    charlie.addBinding("age", new NumericLiteralImpl(12, XMLSchema.INTEGER));
    final Set<BindingSet> results = Sets.<BindingSet>newHashSet(alice, bob, charlie);
    pcjs.addResults(accumuloConn, pcjTableName, Sets.<VisibilityBindingSet>newHashSet(new VisibilityBindingSet(alice), new VisibilityBindingSet(bob), new VisibilityBindingSet(charlie)));
    // Make sure the cardinality was updated.
    final PcjMetadata metadata = pcjs.getPcjMetadata(accumuloConn, pcjTableName);
    assertEquals(3, metadata.getCardinality());
    // Scan Accumulo for the stored results.
    final Multimap<String, BindingSet> fetchedResults = loadPcjResults(accumuloConn, pcjTableName);
    // Ensure the expected results match those that were stored.
    final Multimap<String, BindingSet> expectedResults = HashMultimap.create();
    expectedResults.putAll("name;age", results);
    expectedResults.putAll("age;name", results);
    assertEquals(expectedResults, fetchedResults);
}

Example 50 with MapBindingSet

use of org.openrdf.query.impl.MapBindingSet in project incubator-rya by apache.

the class PcjTablesIT method purge.

@Test
public void purge() throws PCJStorageException, AccumuloException, AccumuloSecurityException {
    final String sparql = "SELECT ?name ?age " + "{" + "FILTER(?age < 30) ." + "?name <http://hasAge> ?age." + "?name <http://playsSport> \"Soccer\" " + "}";
    final Connector accumuloConn = cluster.getConnector();
    // Create a PCJ table in the Mini Accumulo.
    final String pcjTableName = new PcjTableNameFactory().makeTableName(getRyaInstanceName(), "testPcj");
    final Set<VariableOrder> varOrders = new ShiftVarOrderFactory().makeVarOrders(new VariableOrder("name;age"));
    final PcjTables pcjs = new PcjTables();
    pcjs.createPcjTable(accumuloConn, pcjTableName, varOrders, sparql);
    // Add a few results to the PCJ table.
    final MapBindingSet alice = new MapBindingSet();
    alice.addBinding("name", new URIImpl("http://Alice"));
    alice.addBinding("age", new NumericLiteralImpl(14, XMLSchema.INTEGER));
    final MapBindingSet bob = new MapBindingSet();
    bob.addBinding("name", new URIImpl("http://Bob"));
    bob.addBinding("age", new NumericLiteralImpl(16, XMLSchema.INTEGER));
    final MapBindingSet charlie = new MapBindingSet();
    charlie.addBinding("name", new URIImpl("http://Charlie"));
    charlie.addBinding("age", new NumericLiteralImpl(12, XMLSchema.INTEGER));
    pcjs.addResults(accumuloConn, pcjTableName, Sets.<VisibilityBindingSet>newHashSet(new VisibilityBindingSet(alice), new VisibilityBindingSet(bob), new VisibilityBindingSet(charlie)));
    // Make sure the cardinality was updated.
    PcjMetadata metadata = pcjs.getPcjMetadata(accumuloConn, pcjTableName);
    assertEquals(3, metadata.getCardinality());
    // Purge the data.
    pcjs.purgePcjTable(accumuloConn, pcjTableName);
    // Make sure the cardinality was updated to 0.
    metadata = pcjs.getPcjMetadata(accumuloConn, pcjTableName);
    assertEquals(0, metadata.getCardinality());
}