Example usage for org.springframework.transaction.support TransactionSynchronizationManager getCurrentTransactionIsolationLevel

Introduction

In this page you can find the example usage for org.springframework.transaction.support TransactionSynchronizationManager getCurrentTransactionIsolationLevel.

Prototype

@Nullable
public static Integer getCurrentTransactionIsolationLevel() 

Source Link

Document

Return the isolation level for the current transaction, if any.

Usage

From source file:org.kbac.spring.scope.TransactionScope.java

private boolean inDescopingIsolationLevel() {
    final Integer currentTransactionIsolationLevel = TransactionSynchronizationManager
            .getCurrentTransactionIsolationLevel();
    return descopingIsolationLevels.contains(currentTransactionIsolationLevel);
}

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From source file:com._4dconcept.springframework.data.marklogic.datasource.DatabaseConnectorJtaTransactionTest.java

@After
public void verifyTransactionSynchronizationManagerState() {
    assertTrue(TransactionSynchronizationManager.getResourceMap().isEmpty());
    assertFalse(TransactionSynchronizationManager.isSynchronizationActive());
    assertNull(TransactionSynchronizationManager.getCurrentTransactionName());
    assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
    assertNull(TransactionSynchronizationManager.getCurrentTransactionIsolationLevel());
    assertFalse(TransactionSynchronizationManager.isActualTransactionActive());
}

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From source file:com._4dconcept.springframework.data.marklogic.datasource.lookup.IsolationLevelContentSourceRouter.java

@Override
@Nullable
protected Object determineCurrentLookupKey() {
    return TransactionSynchronizationManager.getCurrentTransactionIsolationLevel();
}

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From source file:com._4dconcept.springframework.data.marklogic.datasource.IsolationLevelContentSourceAdapter.java

/**
 * Determine the current isolation level: either the transaction's
 * isolation level or a statically defined isolation level.
 * @return the current isolation level, or {@code null} if none
 * @see TransactionSynchronizationManager#getCurrentTransactionIsolationLevel()
 * @see #setIsolationLevel/*from w  w w .j a  v a2s  .c  o  m*/
 */
protected Integer getCurrentIsolationLevel() {
    Integer isolationLevelToUse = TransactionSynchronizationManager.getCurrentTransactionIsolationLevel();
    if (isolationLevelToUse == null) {
        isolationLevelToUse = getIsolationLevel();
    }
    return isolationLevelToUse;
}

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From source file:org.springframework.transaction.support.AbstractPlatformTransactionManager.java

/**
 * Create a TransactionStatus for an existing transaction.
 *///  ww w .  j  a va 2s  .  co m
private TransactionStatus handleExistingTransaction(TransactionDefinition definition, Object transaction,
        boolean debugEnabled) throws TransactionException {

    if (definition.getPropagationBehavior() == TransactionDefinition.PROPAGATION_NEVER) {
        throw new IllegalTransactionStateException(
                "Existing transaction found for transaction marked with propagation 'never'");
    }

    if (definition.getPropagationBehavior() == TransactionDefinition.PROPAGATION_NOT_SUPPORTED) {
        if (debugEnabled) {
            logger.debug("Suspending current transaction");
        }
        Object suspendedResources = suspend(transaction);
        boolean newSynchronization = (getTransactionSynchronization() == SYNCHRONIZATION_ALWAYS);
        return prepareTransactionStatus(definition, null, false, newSynchronization, debugEnabled,
                suspendedResources);
    }

    if (definition.getPropagationBehavior() == TransactionDefinition.PROPAGATION_REQUIRES_NEW) {
        if (debugEnabled) {
            logger.debug("Suspending current transaction, creating new transaction with name ["
                    + definition.getName() + "]");
        }
        SuspendedResourcesHolder suspendedResources = suspend(transaction);
        try {
            boolean newSynchronization = (getTransactionSynchronization() != SYNCHRONIZATION_NEVER);
            DefaultTransactionStatus status = newTransactionStatus(definition, transaction, true,
                    newSynchronization, debugEnabled, suspendedResources);
            doBegin(transaction, definition);
            prepareSynchronization(status, definition);
            return status;
        } catch (RuntimeException | Error beginEx) {
            resumeAfterBeginException(transaction, suspendedResources, beginEx);
            throw beginEx;
        }
    }

    if (definition.getPropagationBehavior() == TransactionDefinition.PROPAGATION_NESTED) {
        if (!isNestedTransactionAllowed()) {
            throw new NestedTransactionNotSupportedException(
                    "Transaction manager does not allow nested transactions by default - "
                            + "specify 'nestedTransactionAllowed' property with value 'true'");
        }
        if (debugEnabled) {
            logger.debug("Creating nested transaction with name [" + definition.getName() + "]");
        }
        if (useSavepointForNestedTransaction()) {
            // Create savepoint within existing Spring-managed transaction,
            // through the SavepointManager API implemented by TransactionStatus.
            // Usually uses JDBC 3.0 savepoints. Never activates Spring synchronization.
            DefaultTransactionStatus status = prepareTransactionStatus(definition, transaction, false, false,
                    debugEnabled, null);
            status.createAndHoldSavepoint();
            return status;
        } else {
            // Nested transaction through nested begin and commit/rollback calls.
            // Usually only for JTA: Spring synchronization might get activated here
            // in case of a pre-existing JTA transaction.
            boolean newSynchronization = (getTransactionSynchronization() != SYNCHRONIZATION_NEVER);
            DefaultTransactionStatus status = newTransactionStatus(definition, transaction, true,
                    newSynchronization, debugEnabled, null);
            doBegin(transaction, definition);
            prepareSynchronization(status, definition);
            return status;
        }
    }

    // Assumably PROPAGATION_SUPPORTS or PROPAGATION_REQUIRED.
    if (debugEnabled) {
        logger.debug("Participating in existing transaction");
    }
    if (isValidateExistingTransaction()) {
        if (definition.getIsolationLevel() != TransactionDefinition.ISOLATION_DEFAULT) {
            Integer currentIsolationLevel = TransactionSynchronizationManager
                    .getCurrentTransactionIsolationLevel();
            if (currentIsolationLevel == null || currentIsolationLevel != definition.getIsolationLevel()) {
                Constants isoConstants = DefaultTransactionDefinition.constants;
                throw new IllegalTransactionStateException("Participating transaction with definition ["
                        + definition
                        + "] specifies isolation level which is incompatible with existing transaction: "
                        + (currentIsolationLevel != null
                                ? isoConstants.toCode(currentIsolationLevel,
                                        DefaultTransactionDefinition.PREFIX_ISOLATION)
                                : "(unknown)"));
            }
        }
        if (!definition.isReadOnly()) {
            if (TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
                throw new IllegalTransactionStateException("Participating transaction with definition ["
                        + definition + "] is not marked as read-only but existing transaction is");
            }
        }
    }
    boolean newSynchronization = (getTransactionSynchronization() != SYNCHRONIZATION_NEVER);
    return prepareTransactionStatus(definition, transaction, false, newSynchronization, debugEnabled, null);
}

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From source file:org.springframework.transaction.support.AbstractPlatformTransactionManager.java

/**
 * Suspend the given transaction. Suspends transaction synchronization first,
 * then delegates to the {@code doSuspend} template method.
 * @param transaction the current transaction object
 * (or {@code null} to just suspend active synchronizations, if any)
 * @return an object that holds suspended resources
 * (or {@code null} if neither transaction nor synchronization active)
 * @see #doSuspend//w w w  .  j a  v a 2s  .  c om
 * @see #resume
 */
@Nullable
protected final SuspendedResourcesHolder suspend(@Nullable Object transaction) throws TransactionException {
    if (TransactionSynchronizationManager.isSynchronizationActive()) {
        List<TransactionSynchronization> suspendedSynchronizations = doSuspendSynchronization();
        try {
            Object suspendedResources = null;
            if (transaction != null) {
                suspendedResources = doSuspend(transaction);
            }
            String name = TransactionSynchronizationManager.getCurrentTransactionName();
            TransactionSynchronizationManager.setCurrentTransactionName(null);
            boolean readOnly = TransactionSynchronizationManager.isCurrentTransactionReadOnly();
            TransactionSynchronizationManager.setCurrentTransactionReadOnly(false);
            Integer isolationLevel = TransactionSynchronizationManager.getCurrentTransactionIsolationLevel();
            TransactionSynchronizationManager.setCurrentTransactionIsolationLevel(null);
            boolean wasActive = TransactionSynchronizationManager.isActualTransactionActive();
            TransactionSynchronizationManager.setActualTransactionActive(false);
            return new SuspendedResourcesHolder(suspendedResources, suspendedSynchronizations, name, readOnly,
                    isolationLevel, wasActive);
        } catch (RuntimeException | Error ex) {
            // doSuspend failed - original transaction is still active...
            doResumeSynchronization(suspendedSynchronizations);
            throw ex;
        }
    } else if (transaction != null) {
        // Transaction active but no synchronization active.
        Object suspendedResources = doSuspend(transaction);
        return new SuspendedResourcesHolder(suspendedResources);
    } else {
        // Neither transaction nor synchronization active.
        return null;
    }
}

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