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Example 1 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex 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());
}
Also used : Pattern(org.drools.core.rule.Pattern) FieldIndex(org.drools.core.util.AbstractHashTable.FieldIndex) ClassObjectType(org.drools.core.base.ClassObjectType) Cheese(org.drools.core.test.model.Cheese) RightTupleImpl(org.drools.core.reteoo.RightTupleImpl) TupleIndexHashTable(org.drools.core.util.index.TupleIndexHashTable) RightTuple(org.drools.core.reteoo.RightTuple) DefaultFactHandle(org.drools.core.common.DefaultFactHandle) InternalReadAccessor(org.drools.core.spi.InternalReadAccessor) LeftTupleImpl(org.drools.core.reteoo.LeftTupleImpl) Declaration(org.drools.core.rule.Declaration) InternalFactHandle(org.drools.core.common.InternalFactHandle) RightTuple(org.drools.core.reteoo.RightTuple) Tuple(org.drools.core.spi.Tuple) Test(org.junit.Test)

Example 2 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex 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());
}
Also used : Pattern(org.drools.core.rule.Pattern) FieldIndex(org.drools.core.util.AbstractHashTable.FieldIndex) ClassObjectType(org.drools.core.base.ClassObjectType) RightTupleImpl(org.drools.core.reteoo.RightTupleImpl) TupleIndexHashTable(org.drools.core.util.index.TupleIndexHashTable) TupleList(org.drools.core.util.index.TupleList) DefaultFactHandle(org.drools.core.common.DefaultFactHandle) InternalReadAccessor(org.drools.core.spi.InternalReadAccessor) Declaration(org.drools.core.rule.Declaration) InternalFactHandle(org.drools.core.common.InternalFactHandle) Test(org.junit.Test)

Example 3 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex 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());
}
Also used : Pattern(org.drools.core.rule.Pattern) DefaultFactHandle(org.drools.core.common.DefaultFactHandle) FieldIndex(org.drools.core.util.AbstractHashTable.FieldIndex) ClassObjectType(org.drools.core.base.ClassObjectType) InternalReadAccessor(org.drools.core.spi.InternalReadAccessor) LeftTupleImpl(org.drools.core.reteoo.LeftTupleImpl) Cheese(org.drools.core.test.model.Cheese) Declaration(org.drools.core.rule.Declaration) RightTupleImpl(org.drools.core.reteoo.RightTupleImpl) TupleIndexHashTable(org.drools.core.util.index.TupleIndexHashTable) InternalFactHandle(org.drools.core.common.InternalFactHandle) RightTuple(org.drools.core.reteoo.RightTuple) Tuple(org.drools.core.spi.Tuple) Test(org.junit.Test)

Example 4 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex 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());
}
Also used : Pattern(org.drools.core.rule.Pattern) DefaultFactHandle(org.drools.core.common.DefaultFactHandle) FieldIndex(org.drools.core.util.AbstractHashTable.FieldIndex) ClassObjectType(org.drools.core.base.ClassObjectType) InternalReadAccessor(org.drools.core.spi.InternalReadAccessor) LeftTupleImpl(org.drools.core.reteoo.LeftTupleImpl) Cheese(org.drools.core.test.model.Cheese) Declaration(org.drools.core.rule.Declaration) RightTupleImpl(org.drools.core.reteoo.RightTupleImpl) TupleIndexHashTable(org.drools.core.util.index.TupleIndexHashTable) InternalFactHandle(org.drools.core.common.InternalFactHandle) RightTuple(org.drools.core.reteoo.RightTuple) Tuple(org.drools.core.spi.Tuple) Test(org.junit.Test)

Example 5 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex in project drools by kiegroup.

the class FieldIndexEntryTest method testTwoEntries.

@Test
public void testTwoEntries() {
    final ClassFieldReader extractor = store.getReader(Cheese.class, "type");
    final FieldIndex fieldIndex = new FieldIndex(extractor, null, MvelConstraint.INDEX_EVALUATOR);
    final SingleIndex singleIndex = new SingleIndex(new FieldIndex[] { fieldIndex }, 1);
    Tuple tuple = new RightTupleImpl(new DefaultFactHandle(1, new Cheese("stilton", 10)));
    final TupleList index = new AbstractHashTable.SingleIndexTupleList(singleIndex, tuple, "stilton".hashCode(), false);
    final Cheese stilton1 = new Cheese("stilton", 35);
    final InternalFactHandle h1 = new DefaultFactHandle(1, stilton1);
    final Cheese stilton2 = new Cheese("stilton", 59);
    final InternalFactHandle h2 = new DefaultFactHandle(2, stilton2);
    RightTuple h1RightTuple = new RightTupleImpl(h1, null);
    RightTuple h2RightTuple = new RightTupleImpl(h2, null);
    // test add
    index.add(h1RightTuple);
    index.add(h2RightTuple);
    assertEquals(h1, index.getFirst().getFactHandle());
    assertEquals(h2, ((RightTuple) index.getFirst().getNext()).getFactHandle());
    // test get
    assertEquals(h1, index.get(h1).getFactHandle());
    assertEquals(h2, index.get(h2).getFactHandle());
    // test removal for combinations
    // remove first
    index.remove(h2RightTuple);
    assertEquals(h1RightTuple.getFactHandle(), index.getFirst().getFactHandle());
    // remove second
    index.add(h2RightTuple);
    index.remove(h1RightTuple);
    assertEquals(h2RightTuple.getFactHandle(), index.getFirst().getFactHandle());
    // check index type does not change, as this fact is removed
    stilton1.setType("cheddar");
}
Also used : TupleList(org.drools.core.util.index.TupleList) SingleIndex(org.drools.core.util.AbstractHashTable.SingleIndex) DefaultFactHandle(org.drools.core.common.DefaultFactHandle) FieldIndex(org.drools.core.util.AbstractHashTable.FieldIndex) ClassFieldReader(org.drools.core.base.ClassFieldReader) Cheese(org.drools.core.test.model.Cheese) RightTupleImpl(org.drools.core.reteoo.RightTupleImpl) InternalFactHandle(org.drools.core.common.InternalFactHandle) RightTuple(org.drools.core.reteoo.RightTuple) RightTuple(org.drools.core.reteoo.RightTuple) Tuple(org.drools.core.spi.Tuple) Test(org.junit.Test)

Aggregations

FieldIndex (org.drools.core.util.AbstractHashTable.FieldIndex)11 Test (org.junit.Test)10 DefaultFactHandle (org.drools.core.common.DefaultFactHandle)9 InternalFactHandle (org.drools.core.common.InternalFactHandle)9 Cheese (org.drools.core.test.model.Cheese)9 RightTupleImpl (org.drools.core.reteoo.RightTupleImpl)8 ClassObjectType (org.drools.core.base.ClassObjectType)7 RightTuple (org.drools.core.reteoo.RightTuple)7 Declaration (org.drools.core.rule.Declaration)7 Pattern (org.drools.core.rule.Pattern)7 InternalReadAccessor (org.drools.core.spi.InternalReadAccessor)7 TupleIndexHashTable (org.drools.core.util.index.TupleIndexHashTable)7 Tuple (org.drools.core.spi.Tuple)6 LeftTupleImpl (org.drools.core.reteoo.LeftTupleImpl)4 TupleList (org.drools.core.util.index.TupleList)4 ClassFieldReader (org.drools.core.base.ClassFieldReader)3 SingleIndex (org.drools.core.util.AbstractHashTable.SingleIndex)3 ArrayList (java.util.ArrayList)1 IndexableConstraint (org.drools.core.rule.IndexableConstraint)1 MvelConstraint (org.drools.core.rule.constraint.MvelConstraint)1