Examples with TopLevelTransaction org.neo4j.kernel.impl.coreapi.TopLevelTransaction used on opensource projects

Example 1 with TopLevelTransaction

use of org.neo4j.kernel.impl.coreapi.TopLevelTransaction in project neo4j by neo4j.

the class ExecutionResultTest method activeTransaction.

private TopLevelTransaction activeTransaction() {
    ThreadToStatementContextBridge bridge = db.getDependencyResolver().resolveDependency(ThreadToStatementContextBridge.class);
    KernelTransaction kernelTransaction = bridge.getTopLevelTransactionBoundToThisThread(false);
    return kernelTransaction == null ? null : new TopLevelTransaction(kernelTransaction, null);
}

Example 2 with TopLevelTransaction

use of org.neo4j.kernel.impl.coreapi.TopLevelTransaction in project neo4j by neo4j.

the class TopLevelTransactionTest method shouldThrowTransactionExceptionOnTransientKernelException.

@Test
public void shouldThrowTransactionExceptionOnTransientKernelException() throws Exception {
    // GIVEN
    KernelTransaction kernelTransaction = mock(KernelTransaction.class);
    when(kernelTransaction.isOpen()).thenReturn(true);
    doThrow(new RuntimeException("Just a random failure")).when(kernelTransaction).close();
    ThreadToStatementContextBridge bridge = new ThreadToStatementContextBridge();
    TopLevelTransaction transaction = new TopLevelTransaction(kernelTransaction, bridge);
    // WHEN
    transaction.success();
    try {
        transaction.close();
        fail("Should have failed");
    } catch (org.neo4j.graphdb.TransactionFailureException e) {
    // THEN Good
    }
}

Example 3 with TopLevelTransaction

use of org.neo4j.kernel.impl.coreapi.TopLevelTransaction in project neo4j by neo4j.

the class TopLevelTransactionTest method shouldLetThroughTransientFailureException.

@Test
public void shouldLetThroughTransientFailureException() throws Exception {
    // GIVEN
    KernelTransaction kernelTransaction = mock(KernelTransaction.class);
    when(kernelTransaction.isOpen()).thenReturn(true);
    doThrow(new TransientDatabaseFailureException("Just a random failure")).when(kernelTransaction).close();
    ThreadToStatementContextBridge bridge = new ThreadToStatementContextBridge();
    TopLevelTransaction transaction = new TopLevelTransaction(kernelTransaction, bridge);
    // WHEN
    transaction.success();
    try {
        transaction.close();
        fail("Should have failed");
    } catch (TransientFailureException e) {
    // THEN Good
    }
}

Example 4 with TopLevelTransaction

use of org.neo4j.kernel.impl.coreapi.TopLevelTransaction in project neo4j by neo4j.

the class TopLevelTransactionTest method shouldThrowTransientExceptionOnTransientKernelException.

@Test
public void shouldThrowTransientExceptionOnTransientKernelException() throws Exception {
    // GIVEN
    KernelTransaction kernelTransaction = mock(KernelTransaction.class);
    when(kernelTransaction.isOpen()).thenReturn(true);
    doThrow(new TransactionFailureException(Status.Transaction.ConstraintsChanged, "Proving that TopLevelTransaction does the right thing")).when(kernelTransaction).close();
    ThreadToStatementContextBridge bridge = new ThreadToStatementContextBridge();
    TopLevelTransaction transaction = new TopLevelTransaction(kernelTransaction, bridge);
    // WHEN
    transaction.success();
    try {
        transaction.close();
        fail("Should have failed");
    } catch (TransientTransactionFailureException e) {
    // THEN Good
    }
}

Example 5 with TopLevelTransaction

use of org.neo4j.kernel.impl.coreapi.TopLevelTransaction in project neo4j by neo4j.

the class TopLevelTransactionTest method shouldShowTransactionTerminatedExceptionAsTransient.

@Test
public void shouldShowTransactionTerminatedExceptionAsTransient() throws Exception {
    KernelTransaction kernelTransaction = mock(KernelTransaction.class);
    doReturn(true).when(kernelTransaction).isOpen();
    RuntimeException error = new TransactionTerminatedException(Status.Transaction.Terminated);
    doThrow(error).when(kernelTransaction).close();
    ThreadToStatementContextBridge bridge = new ThreadToStatementContextBridge();
    TopLevelTransaction transaction = new TopLevelTransaction(kernelTransaction, bridge);
    transaction.success();
    try {
        transaction.close();
        fail("Should have failed");
    } catch (Exception e) {
        assertThat(e, instanceOf(TransientTransactionFailureException.class));
        assertSame(error, e.getCause());
    }
}