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

Example 51 with NewIndexDescriptor

use of org.neo4j.kernel.api.schema_new.index.NewIndexDescriptor in project neo4j by neo4j.

the class RemoveOrphanConstraintIndexesOnStartup method perform.

public void perform() {
    try (KernelTransaction transaction = kernel.newTransaction(KernelTransaction.Type.implicit, AUTH_DISABLED);
        Statement statement = transaction.acquireStatement()) {
        for (NewIndexDescriptor index : loop(statement.readOperations().uniqueIndexesGetAll())) {
            if (statement.readOperations().indexGetOwningUniquenessConstraintId(index) == null) {
                log.info("Removing orphan constraint index: " + index);
                statement.schemaWriteOperations().uniqueIndexDrop(index);
            }
        }
        transaction.success();
    } catch (KernelException e) {
        log.error("Failed to execute orphan index checking transaction.", e);
    }
}

Example 52 with NewIndexDescriptor

use of org.neo4j.kernel.api.schema_new.index.NewIndexDescriptor in project neo4j by neo4j.

the class StateHandlingStatementOperations method indexCreate.

@Override
public NewIndexDescriptor indexCreate(KernelStatement state, LabelSchemaDescriptor descriptor) {
    NewIndexDescriptor indexDescriptor = NewIndexDescriptorFactory.forSchema(descriptor);
    state.txState().indexRuleDoAdd(indexDescriptor);
    return indexDescriptor;
}

Example 53 with NewIndexDescriptor

use of org.neo4j.kernel.api.schema_new.index.NewIndexDescriptor in project neo4j by neo4j.

the class SchemaImpl method getIndexPopulationProgress.

@Override
public IndexPopulationProgress getIndexPopulationProgress(IndexDefinition index) {
    actions.assertInOpenTransaction();
    try (Statement statement = statementContextSupplier.get()) {
        ReadOperations readOps = statement.readOperations();
        NewIndexDescriptor descriptor = getIndexDescriptor(readOps, index);
        PopulationProgress progress = readOps.indexGetPopulationProgress(descriptor);
        return new IndexPopulationProgress(progress.getCompleted(), progress.getTotal());
    } catch (SchemaRuleNotFoundException | IndexNotFoundKernelException e) {
        throw new NotFoundException(format("No index for label %s on property %s", index.getLabel().name(), index.getPropertyKeys()));
    }
}

Example 54 with NewIndexDescriptor

use of org.neo4j.kernel.api.schema_new.index.NewIndexDescriptor in project neo4j by neo4j.

the class SchemaImpl method getIndexState.

@Override
public IndexState getIndexState(final IndexDefinition index) {
    actions.assertInOpenTransaction();
    try (Statement statement = statementContextSupplier.get()) {
        ReadOperations readOps = statement.readOperations();
        NewIndexDescriptor descriptor = getIndexDescriptor(readOps, index);
        InternalIndexState indexState = readOps.indexGetState(descriptor);
        switch(indexState) {
            case POPULATING:
                return POPULATING;
            case ONLINE:
                return ONLINE;
            case FAILED:
                return FAILED;
            default:
                throw new IllegalArgumentException(String.format("Illegal index state %s", indexState));
        }
    } catch (SchemaRuleNotFoundException | IndexNotFoundKernelException e) {
        throw new NotFoundException(format("No index for label %s on property %s", index.getLabel().name(), index.getPropertyKeys()));
    }
}

Example 55 with NewIndexDescriptor

use of org.neo4j.kernel.api.schema_new.index.NewIndexDescriptor in project neo4j by neo4j.

the class SchemaImpl method getIndexFailure.

@Override
public String getIndexFailure(IndexDefinition index) {
    actions.assertInOpenTransaction();
    try (Statement statement = statementContextSupplier.get()) {
        ReadOperations readOps = statement.readOperations();
        NewIndexDescriptor descriptor = getIndexDescriptor(readOps, index);
        return readOps.indexGetFailure(descriptor);
    } catch (SchemaRuleNotFoundException | IndexNotFoundKernelException e) {
        throw new NotFoundException(format("No index for label %s on property %s", index.getLabel().name(), index.getPropertyKeys()));
    }
}