Examples with InternalReadAccessor org.drools.core.spi.InternalReadAccessor used on opensource projects

Example 21 with InternalReadAccessor

use of org.drools.core.spi.InternalReadAccessor in project drools by kiegroup.

the class RightTupleIndexHashTableTest method testSingleEntry.

@Test
public void testSingleEntry() throws Exception {
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final Pattern pattern = new Pattern(0, new ClassObjectType(Cheese.class));
    final Declaration declaration = new Declaration("typeOfCheese", extractor, pattern);
    final FieldIndex fieldIndex = new FieldIndex(extractor, declaration, MvelConstraint.INDEX_EVALUATOR);
    final TupleIndexHashTable map = new TupleIndexHashTable(new FieldIndex[] { fieldIndex }, false);
    final Cheese cheddar = new Cheese("cheddar", 10);
    final InternalFactHandle cheddarHandle1 = new DefaultFactHandle(0, cheddar);
    assertEquals(0, map.size());
    assertNull(map.getFirst(new LeftTupleImpl(cheddarHandle1, null, true)));
    final Cheese stilton1 = new Cheese("stilton", 35);
    RightTuple stiltonRighTuple = new RightTupleImpl(new DefaultFactHandle(1, stilton1), null);
    map.add(stiltonRighTuple);
    assertEquals(1, map.size());
    assertEquals(1, tablePopulationSize(map));
    final Cheese stilton2 = new Cheese("stilton", 80);
    final InternalFactHandle stiltonHandle2 = new DefaultFactHandle(2, stilton2);
    final Tuple tuple = map.getFirst(new LeftTupleImpl(stiltonHandle2, null, true));
    assertSame(stiltonRighTuple.getFactHandle(), tuple.getFactHandle());
    assertNull(tuple.getNext());
}

Example 22 with InternalReadAccessor

use of org.drools.core.spi.InternalReadAccessor in project drools by kiegroup.

the class RightTupleIndexHashTableTest method testTwoDifferentEntriesSameHashCode.

@Test
public void testTwoDifferentEntriesSameHashCode() throws Exception {
    final InternalReadAccessor extractor = store.getReader(TestClass.class, "object");
    final Pattern pattern = new Pattern(0, new ClassObjectType(TestClass.class));
    final Declaration declaration = new Declaration("theObject", extractor, pattern);
    final FieldIndex fieldIndex = new FieldIndex(extractor, declaration, MvelConstraint.INDEX_EVALUATOR);
    final TupleIndexHashTable map = new TupleIndexHashTable(new FieldIndex[] { fieldIndex }, false);
    final TestClass c1 = new TestClass(0, new TestClass(20, "stilton"));
    final InternalFactHandle ch1 = new DefaultFactHandle(1, c1);
    map.add(new RightTupleImpl(ch1, null));
    final TestClass c2 = new TestClass(0, new TestClass(20, "cheddar"));
    final InternalFactHandle ch2 = new DefaultFactHandle(2, c2);
    map.add(new RightTupleImpl(ch2, null));
    // same hashcode, but different values, so it should result in  a size of 2
    assertEquals(2, map.size());
    // however both are in the same table bucket
    assertEquals(1, tablePopulationSize(map));
    // this table bucket will have two FieldIndexEntries, as they are actually two different values
    Entry[] entries = getEntries(map);
    assertEquals(1, entries.length);
    TupleList list = (TupleList) entries[0];
    assertSame(ch2, list.getFirst().getFactHandle());
    assertNull(list.getFirst().getNext());
    assertSame(ch1, list.getNext().getFirst().getFactHandle());
    assertNull(list.getNext().getFirst().getNext());
    assertNull(list.getNext().getNext());
}

Example 23 with InternalReadAccessor

use of org.drools.core.spi.InternalReadAccessor in project drools by kiegroup.

the class RightTupleIndexHashTableTest method testTwoEqualEntries.

@Test
public void testTwoEqualEntries() throws Exception {
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final Pattern pattern = new Pattern(0, new ClassObjectType(Cheese.class));
    final Declaration declaration = new Declaration("typeOfCheese", extractor, pattern);
    final FieldIndex fieldIndex = new FieldIndex(extractor, declaration, MvelConstraint.INDEX_EVALUATOR);
    final TupleIndexHashTable map = new TupleIndexHashTable(new FieldIndex[] { fieldIndex }, false);
    assertEquals(0, map.size());
    final Cheese stilton1 = new Cheese("stilton", 35);
    final InternalFactHandle stiltonHandle1 = new DefaultFactHandle(1, stilton1);
    map.add(new RightTupleImpl(stiltonHandle1, null));
    final Cheese cheddar1 = new Cheese("cheddar", 35);
    final InternalFactHandle cheddarHandle1 = new DefaultFactHandle(2, cheddar1);
    map.add(new RightTupleImpl(cheddarHandle1, null));
    final Cheese stilton2 = new Cheese("stilton", 81);
    final InternalFactHandle stiltonHandle2 = new DefaultFactHandle(3, stilton2);
    map.add(new RightTupleImpl(stiltonHandle2, null));
    assertEquals(3, map.size());
    assertEquals(2, tablePopulationSize(map));
    // Check they are correctly chained to the same FieldIndexEntry
    final Cheese stilton3 = new Cheese("stilton", 89);
    final InternalFactHandle stiltonHandle3 = new DefaultFactHandle(4, stilton2);
    final Tuple tuple = map.getFirst(new LeftTupleImpl(stiltonHandle3, null, true));
    assertSame(stiltonHandle1, tuple.getFactHandle());
    assertSame(stiltonHandle2, ((RightTuple) tuple.getNext()).getFactHandle());
}

Example 24 with InternalReadAccessor

use of org.drools.core.spi.InternalReadAccessor in project drools by kiegroup.

the class RightTupleIndexHashTableTest method testTwoDifferentEntries.

@Test
public void testTwoDifferentEntries() throws Exception {
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final Pattern pattern = new Pattern(0, new ClassObjectType(Cheese.class));
    final Declaration declaration = new Declaration("typeOfCheese", extractor, pattern);
    final FieldIndex fieldIndex = new FieldIndex(extractor, declaration, MvelConstraint.INDEX_EVALUATOR);
    final TupleIndexHashTable map = new TupleIndexHashTable(new FieldIndex[] { fieldIndex }, false);
    assertEquals(0, map.size());
    final Cheese stilton1 = new Cheese("stilton", 35);
    final InternalFactHandle stiltonHandle1 = new DefaultFactHandle(1, stilton1);
    map.add(new RightTupleImpl(stiltonHandle1, null));
    final Cheese cheddar1 = new Cheese("cheddar", 35);
    final InternalFactHandle cheddarHandle1 = new DefaultFactHandle(2, cheddar1);
    map.add(new RightTupleImpl(cheddarHandle1, null));
    assertEquals(2, map.size());
    assertEquals(2, tablePopulationSize(map));
    final Cheese stilton2 = new Cheese("stilton", 77);
    final InternalFactHandle stiltonHandle2 = new DefaultFactHandle(2, stilton2);
    Tuple tuple = map.getFirst(new LeftTupleImpl(stiltonHandle2, null, true));
    assertSame(stiltonHandle1, tuple.getFactHandle());
    assertNull(tuple.getNext());
    final Cheese cheddar2 = new Cheese("cheddar", 5);
    final InternalFactHandle cheddarHandle2 = new DefaultFactHandle(2, cheddar2);
    tuple = map.getFirst(new LeftTupleImpl(cheddarHandle2, null, true));
    assertSame(cheddarHandle1, tuple.getFactHandle());
    assertNull(tuple.getNext());
}

Example 25 with InternalReadAccessor

use of org.drools.core.spi.InternalReadAccessor in project drools by kiegroup.

the class DeclarationTest method testDeclaration.

@Test
public void testDeclaration() {
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final Pattern pattern = new Pattern(5, new ClassObjectType(Cheese.class));
    // Bind the extractor to a decleration
    // Declarations know the pattern they derive their value from
    final Declaration declaration = new Declaration("typeOfCheese", extractor, pattern);
    assertEquals("typeOfCheese", declaration.getIdentifier());
    assertSame(String.class, declaration.getDeclarationClass());
    assertSame(extractor, declaration.getExtractor());
    assertEquals(5, declaration.getPattern().getOffset());
}