Examples with KernelException org.neo4j.exceptions.KernelException used on opensource projects

Example 36 with KernelException

use of org.neo4j.exceptions.KernelException in project neo4j by neo4j.

the class DatabaseManagementServiceImpl method systemDatabaseExecute.

private void systemDatabaseExecute(String query, SystemDatabaseExecutionContext beforeCommitHook) {
    try {
        GraphDatabaseAPI database = (GraphDatabaseAPI) database(SYSTEM_DATABASE_NAME);
        try (InternalTransaction transaction = database.beginTransaction(KernelTransaction.Type.EXPLICIT, LoginContext.AUTH_DISABLED)) {
            transaction.execute(query);
            beforeCommitHook.accept(database, transaction);
            transaction.commit();
        }
    } catch (QueryExecutionException | KernelException e) {
        throw new DatabaseManagementException(e);
    }
}

Example 37 with KernelException

use of org.neo4j.exceptions.KernelException in project neo4j by neo4j.

the class BuiltInDbmsProceduresIT method listCapabilities.

@Test
void listCapabilities() throws KernelException {
    QualifiedName procedureName = procedureName("dbms", "listCapabilities");
    int procedureId = procs().procedureGet(procedureName).id();
    RawIterator<AnyValue[], ProcedureException> callResult = procs().procedureCallDbms(procedureId, new AnyValue[] {}, ProcedureCallContext.EMPTY);
    List<AnyValue[]> capabilities = asList(callResult);
    List<String> capabilityNames = capabilities.stream().map(c -> ((TextValue) c[0]).stringValue()).collect(Collectors.toList());
    assertThat(capabilityNames).containsExactlyInAnyOrder(TestCapabilities.my_custom_capability.name().fullName(), TestCapabilities.my_dynamic_capability.name().fullName());
}

Example 38 with KernelException

use of org.neo4j.exceptions.KernelException in project neo4j by neo4j.

the class BuiltInDbmsProceduresIT method listCapabilitiesShouldNotReturnBlocked.

@Test
void listCapabilitiesShouldNotReturnBlocked() throws KernelException {
    // set blocked capabilities
    Config config = dependencyResolver.resolveDependency(Config.class);
    config.set(CapabilitiesSettings.dbms_capabilities_blocked, List.of("my.**"));
    QualifiedName procedureName = procedureName("dbms", "listCapabilities");
    int procedureId = procs().procedureGet(procedureName).id();
    RawIterator<AnyValue[], ProcedureException> callResult = procs().procedureCallDbms(procedureId, new AnyValue[] {}, ProcedureCallContext.EMPTY);
    List<AnyValue[]> capabilities = asList(callResult);
    List<String> capabilityNames = capabilities.stream().map(c -> ((TextValue) c[0]).stringValue()).collect(Collectors.toList());
    assertThat(capabilityNames).doesNotContain(TestCapabilities.my_custom_capability.name().fullName());
}

Example 39 with KernelException

use of org.neo4j.exceptions.KernelException in project neo4j by neo4j.

the class SchemaImpl method getIndexPopulationProgress.

@Override
public IndexPopulationProgress getIndexPopulationProgress(IndexDefinition index) {
    try {
        transaction.assertOpen();
        SchemaRead schemaRead = transaction.schemaRead();
        IndexDescriptor descriptor = getIndexReference(schemaRead, transaction.tokenRead(), (IndexDefinitionImpl) index);
        PopulationProgress progress = schemaRead.indexGetPopulationProgress(descriptor);
        return progress.toIndexPopulationProgress();
    } catch (KernelException e) {
        throw newIndexNotFoundException(index, e);
    }
}

Example 40 with KernelException

use of org.neo4j.exceptions.KernelException in project neo4j by neo4j.

the class SchemaImpl method getIndexFailure.

@Override
public String getIndexFailure(IndexDefinition index) {
    try {
        transaction.assertOpen();
        SchemaRead schemaRead = transaction.schemaRead();
        IndexDescriptor descriptor = getIndexReference(schemaRead, transaction.tokenRead(), (IndexDefinitionImpl) index);
        return schemaRead.indexGetFailure(descriptor);
    } catch (KernelException e) {
        throw newIndexNotFoundException(index, e);
    }
}