Examples with ITransactionContext org.apache.asterix.common.transactions.ITransactionContext used on opensource projects

Example 1 with ITransactionContext

use of org.apache.asterix.common.transactions.ITransactionContext in project asterixdb by apache.

the class JobEventListenerFactory method createListener.

@Override
public IJobletEventListener createListener(final IHyracksJobletContext jobletContext) {
    return new IJobletEventListener() {

        @Override
        public void jobletFinish(JobStatus jobStatus) {
            try {
                ITransactionManager txnManager = ((INcApplicationContext) jobletContext.getServiceContext().getApplicationContext()).getTransactionSubsystem().getTransactionManager();
                ITransactionContext txnContext = txnManager.getTransactionContext(jobId, false);
                txnContext.setWriteTxn(transactionalWrite);
                txnManager.completedTransaction(txnContext, DatasetId.NULL, -1, !(jobStatus == JobStatus.FAILURE));
            } catch (ACIDException e) {
                throw new Error(e);
            }
        }

        @Override
        public void jobletStart() {
            try {
                ((INcApplicationContext) jobletContext.getServiceContext().getApplicationContext()).getTransactionSubsystem().getTransactionManager().getTransactionContext(jobId, true);
            } catch (ACIDException e) {
                throw new Error(e);
            }
        }
    };
}

Example 2 with ITransactionContext

use of org.apache.asterix.common.transactions.ITransactionContext in project asterixdb by apache.

the class MetadataNode method insertTupleIntoIndex.

private void insertTupleIntoIndex(JobId jobId, IMetadataIndex metadataIndex, ITupleReference tuple) throws ACIDException, HyracksDataException {
    long resourceID = metadataIndex.getResourceId();
    String resourceName = metadataIndex.getFile().getRelativePath();
    ILSMIndex lsmIndex = (ILSMIndex) datasetLifecycleManager.get(resourceName);
    try {
        datasetLifecycleManager.open(resourceName);
        // prepare a Callback for logging
        IModificationOperationCallback modCallback = createIndexModificationCallback(jobId, resourceID, metadataIndex, lsmIndex, Operation.INSERT);
        ILSMIndexAccessor indexAccessor = lsmIndex.createAccessor(modCallback, NoOpOperationCallback.INSTANCE);
        ITransactionContext txnCtx = transactionSubsystem.getTransactionManager().getTransactionContext(jobId, false);
        txnCtx.setWriteTxn(true);
        txnCtx.registerIndexAndCallback(resourceID, lsmIndex, (AbstractOperationCallback) modCallback, metadataIndex.isPrimaryIndex());
        LSMIndexUtil.checkAndSetFirstLSN((AbstractLSMIndex) lsmIndex, transactionSubsystem.getLogManager());
        // TODO: fix exceptions once new BTree exception model is in hyracks.
        indexAccessor.forceInsert(tuple);
        //by the job commit log event
        if (!((TransactionContext) txnCtx).getPrimaryIndexOpTracker().equals(lsmIndex.getOperationTracker())) {
            lsmIndex.getOperationTracker().completeOperation(lsmIndex, LSMOperationType.FORCE_MODIFICATION, null, modCallback);
        }
    } finally {
        datasetLifecycleManager.close(resourceName);
    }
}

Example 3 with ITransactionContext

use of org.apache.asterix.common.transactions.ITransactionContext in project asterixdb by apache.

the class MetadataNode method deleteTupleFromIndex.

private void deleteTupleFromIndex(JobId jobId, IMetadataIndex metadataIndex, ITupleReference tuple) throws ACIDException, HyracksDataException {
    long resourceID = metadataIndex.getResourceId();
    String resourceName = metadataIndex.getFile().getRelativePath();
    ILSMIndex lsmIndex = (ILSMIndex) datasetLifecycleManager.get(resourceName);
    try {
        datasetLifecycleManager.open(resourceName);
        // prepare a Callback for logging
        IModificationOperationCallback modCallback = createIndexModificationCallback(jobId, resourceID, metadataIndex, lsmIndex, Operation.DELETE);
        ILSMIndexAccessor indexAccessor = lsmIndex.createAccessor(modCallback, NoOpOperationCallback.INSTANCE);
        ITransactionContext txnCtx = transactionSubsystem.getTransactionManager().getTransactionContext(jobId, false);
        txnCtx.setWriteTxn(true);
        txnCtx.registerIndexAndCallback(resourceID, lsmIndex, (AbstractOperationCallback) modCallback, metadataIndex.isPrimaryIndex());
        LSMIndexUtil.checkAndSetFirstLSN((AbstractLSMIndex) lsmIndex, transactionSubsystem.getLogManager());
        indexAccessor.forceDelete(tuple);
        //by the job commit log event
        if (!((TransactionContext) txnCtx).getPrimaryIndexOpTracker().equals(lsmIndex.getOperationTracker())) {
            lsmIndex.getOperationTracker().completeOperation(lsmIndex, LSMOperationType.FORCE_MODIFICATION, null, modCallback);
        }
    } finally {
        datasetLifecycleManager.close(resourceName);
    }
}

Example 4 with ITransactionContext

use of org.apache.asterix.common.transactions.ITransactionContext in project asterixdb by apache.

the class MetadataNode method beginTransaction.

@Override
public void beginTransaction(JobId transactionId) throws ACIDException, RemoteException {
    ITransactionContext txnCtx = transactionSubsystem.getTransactionManager().beginTransaction(transactionId);
    txnCtx.setMetadataTransaction(true);
}

Example 5 with ITransactionContext

use of org.apache.asterix.common.transactions.ITransactionContext in project asterixdb by apache.

the class MetadataNode method commitTransaction.

@Override
public void commitTransaction(JobId jobId) throws RemoteException, ACIDException {
    ITransactionContext txnCtx = transactionSubsystem.getTransactionManager().getTransactionContext(jobId, false);
    transactionSubsystem.getTransactionManager().commitTransaction(txnCtx, DatasetId.NULL, -1);
}