Examples with IndexPrototype org.neo4j.internal.schema.IndexPrototype used on opensource projects

Example 6 with IndexPrototype

use of org.neo4j.internal.schema.IndexPrototype in project neo4j by neo4j.

the class RecordStorageReaderTestBase method createIndex.

protected IndexDescriptor createIndex(Label label, String propertyKey) throws Exception {
    TxState txState = new TxState();
    int labelId = getOrCreateLabelId(label);
    int propertyKeyId = getOrCreatePropertyKeyId(propertyKey);
    long id = commitContext.reserveSchema();
    IndexPrototype prototype = IndexPrototype.forSchema(forLabel(labelId, propertyKeyId)).withName("index_" + id);
    IndexDescriptor index = prototype.materialise(id);
    txState.indexDoAdd(index);
    apply(txState);
    return index;
}

Example 7 with IndexPrototype

use of org.neo4j.internal.schema.IndexPrototype in project neo4j by neo4j.

the class KernelReadTracerTxStateTest method shouldTraceRelationshipIndexCursor.

@Test
void shouldTraceRelationshipIndexCursor() throws KernelException, TimeoutException {
    // given
    int connection;
    int name;
    String indexName = "myIndex";
    IndexDescriptor index;
    try (KernelTransaction tx = beginTransaction()) {
        connection = tx.tokenWrite().relationshipTypeGetOrCreateForName("Connection");
        name = tx.tokenWrite().propertyKeyGetOrCreateForName("name");
        tx.commit();
    }
    try (KernelTransaction tx = beginTransaction()) {
        SchemaDescriptor schema = SchemaDescriptor.fulltext(EntityType.RELATIONSHIP, array(connection), array(name));
        IndexPrototype prototype = IndexPrototype.forSchema(schema, DESCRIPTOR).withName(indexName).withIndexType(IndexType.FULLTEXT);
        index = tx.schemaWrite().indexCreate(prototype);
        tx.commit();
    }
    try (KernelTransaction tx = beginTransaction()) {
        Predicates.awaitEx(() -> tx.schemaRead().indexGetState(index) == ONLINE, 1, MINUTES);
        long n1 = tx.dataWrite().nodeCreate();
        long n2 = tx.dataWrite().nodeCreate();
        long r = tx.dataWrite().relationshipCreate(n1, connection, n2);
        tx.dataWrite().relationshipSetProperty(r, name, Values.stringValue("transformational"));
        tx.commit();
    }
    // when
    TestKernelReadTracer tracer = new TestKernelReadTracer();
    try (KernelTransaction tx = beginTransaction();
        RelationshipValueIndexCursor cursor = tx.cursors().allocateRelationshipValueIndexCursor(NULL, tx.memoryTracker())) {
        cursor.setTracer(tracer);
        IndexReadSession indexReadSession = tx.dataRead().indexReadSession(index);
        tx.dataRead().relationshipIndexSeek(indexReadSession, cursor, unconstrained(), PropertyIndexQuery.fulltextSearch("transformational"));
        assertTrue(cursor.next());
        tracer.assertEvents(OnIndexSeek(), OnRelationship(cursor.relationshipReference()));
        assertFalse(cursor.next());
        tracer.assertEvents();
    }
}

Example 8 with IndexPrototype

use of org.neo4j.internal.schema.IndexPrototype in project neo4j by neo4j.

the class PlainOperationsTest method indexedBackedConstraintCreateMustThrowOnIndexTypeFullText.

@Test
void indexedBackedConstraintCreateMustThrowOnIndexTypeFullText() throws Exception {
    // given
    IndexPrototype prototype = IndexPrototype.uniqueForSchema(schema).withName("constraint name").withIndexProvider(GenericNativeIndexProvider.DESCRIPTOR).withIndexType(IndexType.FULLTEXT);
    IndexDescriptor constraintIndex = prototype.materialise(42);
    when(constraintIndexCreator.createUniquenessConstraintIndex(any(), any(), eq(prototype))).thenReturn(constraintIndex);
    IndexProxy indexProxy = mock(IndexProxy.class);
    when(indexProxy.getDescriptor()).thenReturn(constraintIndex);
    when(indexingService.getIndexProxy(constraintIndex)).thenReturn(indexProxy);
    when(storageReader.constraintsGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    when(storageReader.indexGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    // when
    var e = assertThrows(KernelException.class, () -> operations.uniquePropertyConstraintCreate(prototype));
    assertThat(e.getUserMessage(new InMemoryTokens())).contains("FULLTEXT");
}

Example 9 with IndexPrototype

use of org.neo4j.internal.schema.IndexPrototype in project neo4j by neo4j.

the class PlainOperationsTest method indexedBackedConstraintCreateMustThrowOnRelationshipSchemas.

@Test
void indexedBackedConstraintCreateMustThrowOnRelationshipSchemas() throws Exception {
    // given
    when(tokenHolders.relationshipTypeTokens().getTokenById(anyInt())).thenReturn(new NamedToken("RelType", 123));
    when(tokenHolders.propertyKeyTokens().getTokenById(anyInt())).thenReturn(new NamedToken("prop", 456));
    SchemaDescriptor schema = SchemaDescriptor.forRelType(this.schema.getEntityTokenIds()[0], this.schema.getPropertyIds());
    IndexPrototype prototype = IndexPrototype.uniqueForSchema(schema).withName("constraint name").withIndexProvider(GenericNativeIndexProvider.DESCRIPTOR);
    IndexDescriptor constraintIndex = prototype.materialise(42);
    when(constraintIndexCreator.createUniquenessConstraintIndex(any(), any(), eq(prototype))).thenReturn(constraintIndex);
    IndexProxy indexProxy = mock(IndexProxy.class);
    when(indexProxy.getDescriptor()).thenReturn(constraintIndex);
    when(indexingService.getIndexProxy(constraintIndex)).thenReturn(indexProxy);
    when(storageReader.constraintsGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    when(storageReader.indexGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    // when
    var e = assertThrows(KernelException.class, () -> operations.uniquePropertyConstraintCreate(prototype));
    assertThat(e.getUserMessage(tokenHolders)).contains("relationship type schema");
}

Example 10 with IndexPrototype

use of org.neo4j.internal.schema.IndexPrototype in project neo4j by neo4j.

the class PlainOperationsTest method indexedBackedConstraintCreateMustThrowOnAnyTokenSchemas.

@Test
void indexedBackedConstraintCreateMustThrowOnAnyTokenSchemas() throws Exception {
    // given
    SchemaDescriptor schema = SchemaDescriptor.forAnyEntityTokens(NODE);
    IndexPrototype prototype = IndexPrototype.uniqueForSchema(schema).withName("constraint name").withIndexProvider(GenericNativeIndexProvider.DESCRIPTOR);
    IndexDescriptor constraintIndex = prototype.materialise(42);
    when(constraintIndexCreator.createUniquenessConstraintIndex(any(), any(), eq(prototype))).thenReturn(constraintIndex);
    IndexProxy indexProxy = mock(IndexProxy.class);
    when(indexProxy.getDescriptor()).thenReturn(constraintIndex);
    when(indexingService.getIndexProxy(constraintIndex)).thenReturn(indexProxy);
    when(storageReader.constraintsGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    when(storageReader.indexGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    // when
    var e = assertThrows(KernelException.class, () -> operations.uniquePropertyConstraintCreate(prototype));
    assertThat(e.getUserMessage(tokenHolders)).contains("any token schema");
}