Examples with LabelSchemaDescriptor org.neo4j.kernel.api.schema_new.LabelSchemaDescriptor used on opensource projects

Example 21 with LabelSchemaDescriptor

use of org.neo4j.kernel.api.schema_new.LabelSchemaDescriptor in project neo4j by neo4j.

the class NodeGetUniqueFromIndexSeekIT method createUniquenessConstraint.

private NewIndexDescriptor createUniquenessConstraint(int labelId, int... propertyIds) throws Exception {
    Statement statement = statementInNewTransaction(SecurityContext.AUTH_DISABLED);
    LabelSchemaDescriptor descriptor = SchemaDescriptorFactory.forLabel(labelId, propertyIds);
    statement.schemaWriteOperations().uniquePropertyConstraintCreate(descriptor);
    NewIndexDescriptor result = statement.readOperations().uniqueIndexGetForLabelAndPropertyKey(SchemaBoundary.map(descriptor));
    commit();
    return result;
}

Example 22 with LabelSchemaDescriptor

use of org.neo4j.kernel.api.schema_new.LabelSchemaDescriptor in project neo4j by neo4j.

the class StateHandlingStatementOperationsTest method shouldNeverDelegateWrites.

@Test
public void shouldNeverDelegateWrites() throws Exception {
    KernelStatement state = mockedState();
    when(state.txState()).thenReturn(new TxState());
    StoreStatement storeStatement = mock(StoreStatement.class);
    when(state.getStoreStatement()).thenReturn(storeStatement);
    when(inner.indexesGetForLabel(0)).thenReturn(iterator(NewIndexDescriptorFactory.forLabel(0, 0)));
    when(storeStatement.acquireSingleNodeCursor(anyLong())).thenReturn(asNodeCursor(0));
    when(inner.nodeGetProperties(eq(storeStatement), any(NodeItem.class))).thenReturn(asPropertyCursor());
    StateHandlingStatementOperations ctx = newTxStateOps(inner);
    // When
    LabelSchemaDescriptor descriptor = SchemaDescriptorFactory.forLabel(0, 0);
    ctx.indexCreate(state, descriptor);
    ctx.nodeAddLabel(state, 0, 0);
    ctx.indexDrop(state, NewIndexDescriptorFactory.forSchema(descriptor));
    ctx.nodeRemoveLabel(state, 0, 0);
    // one for add and one for remove
    verify(storeStatement, times(2)).acquireSingleNodeCursor(0);
    verifyNoMoreInteractions(storeStatement);
}

Example 23 with LabelSchemaDescriptor

use of org.neo4j.kernel.api.schema_new.LabelSchemaDescriptor in project neo4j by neo4j.

the class SchemaCacheTest method shouldResolveIndexDescriptor.

@Test
public void shouldResolveIndexDescriptor() throws Exception {
    // Given
    SchemaCache cache = newSchemaCache();
    cache.addSchemaRule(newIndexRule(1L, 1, 2));
    cache.addSchemaRule(newIndexRule(2L, 1, 3));
    cache.addSchemaRule(newIndexRule(3L, 2, 2));
    // When
    LabelSchemaDescriptor schema = SchemaDescriptorFactory.forLabel(1, 3);
    NewIndexDescriptor descriptor = cache.indexDescriptor(schema);
    // Then
    assertThat(descriptor.schema(), equalTo(schema));
}