Example usage for javax.transaction.xa XAException XAException

Introduction

In this page you can find the example usage for javax.transaction.xa XAException XAException.

Prototype

public XAException(int errcode) 

Source Link

Document

Create an XAException with a given error code.

Usage

From source file:org.eclipse.ecr.core.storage.sql.SessionImpl.java

@Override
public void end(Xid xid, int flags) throws XAException {
    boolean failed = true;
    try {//from  ww  w  .j  a  v  a 2s . co m
        if (flags != TMFAIL) {
            try {
                flush();
            } catch (Exception e) {
                String msg = "Could not end transaction";
                if (e instanceof ConcurrentModificationException) {
                    log.debug(msg, e);
                } else {
                    log.error(msg, e);
                }
                throw (XAException) new XAException(XAException.XAER_RMERR).initCause(e);
            }
        }
        failed = false;
        mapper.end(xid, flags);
    } finally {
        if (failed) {
            try {
                mapper.end(xid, TMFAIL);
            } finally {
                rollback(xid);
            }
        }
    }
}

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From source file:org.eclipse.ecr.core.storage.sql.SessionImpl.java

@Override
public void commit(Xid xid, boolean onePhase) throws XAException {
    try {/*from  w ww . j av  a  2 s . c o  m*/
        mapper.commit(xid, onePhase);
    } finally {
        inTransaction = false;
        try {
            try {
                sendInvalidationsToOthers();
            } finally {
                checkThreadEnd();
            }
        } catch (Exception e) {
            log.error("Could not commit transaction", e);
            throw (XAException) new XAException(XAException.XAER_RMERR).initCause(e);
        }
    }
}

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From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * The method is called from the transaction manager if the complete
 * transaction is completed.<br/>//from   w  w w.  j  a v a 2s  .c om
 * A file in the virtual file system is committed with the algorithms:
 * <ol>
 * <li>any existing backup fill will be moved to an older backup file. The
 *     maximum number of backups can be defined by setting the property
 *     {@link #PROPERTY_NUMBER_BACKUP}. Default is one. To disable the
 *     property must be set to 0.</li>
 * <li>the current file is moved to the backup file (or deleted if property
 *     {@link #PROPERTY_NUMBER_BACKUP} is 0)</li>
 * <li>the new file is moved to the original name</li>
 * </ol>
 *
 * @param _xid      global transaction identifier (not used, because each
 *                  file with the file id gets a new VFS store resource
 *                  instance)
 * @param _onePhase <i>true</i> if it is a one phase commitment transaction
 *                  (not used)
 * @throws XAException if any exception occurs (catch on
 *         {@link java.lang.Throwable})
 */
@Override
public void commit(final Xid _xid, final boolean _onePhase) throws XAException {
    if (VFSStoreResource.LOG.isDebugEnabled()) {
        VFSStoreResource.LOG.debug("transaction commit");
    }
    if (getStoreEvent() == VFSStoreResource.StoreEvent.WRITE) {
        try {
            final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
            final FileObject currentFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_NORMAL);
            final FileObject bakFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_BACKUP);
            if (bakFile.exists() && (this.numberBackup > 0)) {
                backup(bakFile, 0);
            }
            if (currentFile.exists()) {
                if (this.numberBackup > 0) {
                    currentFile.moveTo(bakFile);
                } else {
                    currentFile.delete();
                }
            }
            tmpFile.moveTo(currentFile);
            tmpFile.close();
            currentFile.close();
            bakFile.close();
        } catch (final FileSystemException e) {
            VFSStoreResource.LOG
                    .error("transaction commit fails for " + _xid + " (one phase = " + _onePhase + ")", e);
            final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
            xa.initCause(e);
            throw xa;
        }
    } else if (getStoreEvent() == VFSStoreResource.StoreEvent.DELETE) {
        try {
            final FileObject curFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_NORMAL);
            final FileObject bakFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_BACKUP);
            if (bakFile.exists()) {
                bakFile.delete();
            }
            if (curFile.exists()) {
                curFile.moveTo(bakFile);
            }
            bakFile.close();
            curFile.close();
        } catch (final FileSystemException e) {
            VFSStoreResource.LOG
                    .error("transaction commit fails for " + _xid + " (one phase = " + _onePhase + ")", e);
            final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
            xa.initCause(e);
            throw xa;
        }
    }
}

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From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * If the file written in the virtual file system must be rolled back, only
 * the created temporary file (created from method {@link #write}) is
 * deleted.// w w  w  . ja  v a  2s. c om
 *
 * @param _xid      global transaction identifier (not used, because each
 *                  file with the file id gets a new VFS store resource
 *                  instance)
 * @throws XAException if any exception occurs (catch on
 *         {@link java.lang.Throwable})
 */
@Override
public void rollback(final Xid _xid) throws XAException {
    if (VFSStoreResource.LOG.isDebugEnabled()) {
        VFSStoreResource.LOG.debug("rollback (xid = " + _xid + ")");
    }
    try {
        final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
        if (tmpFile.exists()) {
            tmpFile.delete();
        }
    } catch (final FileSystemException e) {
        VFSStoreResource.LOG.error("transaction rollback fails for " + _xid, e);
        final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
        xa.initCause(e);
        throw xa;
    }
}

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From source file:org.enhydra.jdbc.standard.StandardXADataSource.java

/**
 * Checks the start of the free list to see if the connection
 * previously associated with the supplied Xid has timed out.
 * <P>//ww  w. ja  v a  2 s .  c o  m
 * Note that this can be an expensive operation as it has to
 * scan all free connections. so it should only be called in
 * the event of an error.
 */
synchronized private void checkTimeouts(Xid xid) throws XAException {
    log.debug("StandardXADataSource:checkTimeouts");
    for (int i = 0; i < freeConnections.size(); i++) { // check each free connection
        Object o = freeConnections.elementAt(i); // get next connection
        StandardXAStatefulConnection cur = (StandardXAStatefulConnection) o;
        // cast to something more convenient
        if (!cur.timedOut) { // if it hasn't timed out
            continue; // skip it
        }
        log.debug("StandardXADataSource:checkTimeouts (" + i + "/" + freeConnections.size() + ") xid     = "
                + xid);
        log.debug("StandardXADataSource:checkTimeouts cur.xid = " + cur.xid);
        if (xid.equals(cur.xid)) { // if we've found our xid
            cur.timedOut = false; // cancel time out
            throw new XAException(XAException.XA_RBTIMEOUT);
        }
    }
}

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From source file:org.enhydra.jdbc.standard.StandardXADataSource.java

/**
 * Returns the connection associated with a given XID.
 * is reached, the Xid is found or an exception is thrown.
 *///  w  w w  . jav a2  s  .  c o m
synchronized StandardXAStatefulConnection getConnection(Xid xid, boolean mustFind) throws XAException {
    log.debug("StandardXADataSource:getConnection (xid=" + xid + ", mustFind=" + mustFind + ")");
    Object o = xidConnections.get(xid); // lookup the connection by XID
    log.debug("XID: " + o);
    StandardXAStatefulConnection cur = (StandardXAStatefulConnection) o;
    // cast to something more convenient
    if (mustFind) { // if we expected to find the connection
        if (cur == null) { // and we didn't
            log.debug("StandardXADataSource:getConnection (StatefulConnection is null)");
            checkTimeouts(xid); // see if it's been freed during a timeout
            throw new XAException(XAException.XAER_NOTA);
            // not a valid XID
        }
    } else { // didn't expect to find the connection
        if (cur != null) { // but we found it anyway
            throw new XAException(XAException.XAER_DUPID); // duplicate XID
        }
    }
    log.debug("StandardXADataSource:getConnection return connection associated with a given XID");
    return cur;
}

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From source file:org.jboss.jbossts.fileio.xalib.txdirs.dir.XAFileResourceManager.java

/**
 * Acts like the {@link org.apache.commons.transaction.file.FileResourceManager#prepareTransaction(Object)}
 * method does.// ww  w.  j  a  v  a  2s . c  o  m
 *
 * @param xid the global transaction id
 * @throws XAException
 *         if a <code>ResourceManagerException</code> is thrown
 */
public int prepare(Xid xid) throws XAException {
    // flush data on disk here
    System.out.println("XAFileResourceManager.prepare(Xid=" + xid + ")");
    try {
        return freMngr.prepareTransaction(curTxId);
    } catch (ResourceManagerException rme) {
        throw new XAException(rme.getMessage());
    }
}

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From source file:org.jboss.jbossts.fileio.xalib.txdirs.dir.XAFileResourceManager.java

/**
 * Method to commit the global transaction with the given <code>xid</code>.
 * <p/>/*from w w w . jav a 2  s. co  m*/
 * It also acts like the {@link org.apache.commons.transaction.file.FileResourceManager#commitTransaction(Object)}
 * does.
 *
 * @param xid      a global Transaction id
 * @param onePhase If true, the resource manager should use a one-phase
 *                 commit protocol to commit the work done on behalf of xid
 * @throws XAException
 *         if a <code>ResourceManagerException</code> is thrown
 */
public void commit(Xid xid, boolean onePhase) throws XAException {
    System.out.println("XAFileResourceManager.commit(Xid=" + xid + ", onePhase=" + onePhase + ")");
    if (!xid.equals(currentXid)) {
        System.out.println("XAFileResourceManager.commit - wrong Xid!");
    }
    try {
        if (!recovers) {
            freMngr.commitTransaction(curTxId);
        } else {
            // the initFREM() method will take care of incomplete txs
        }
    } catch (ResourceManagerException rme) {
        throw new XAException(rme.getMessage());
    }
    currentXid = null;
}

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From source file:org.jboss.jbossts.fileio.xalib.txdirs.dir.XAFileResourceManager.java

/**
 * Obtain the current transaction timeout value set for this
 * <code>XAFileResourceManager</code> instance. If
 * <code>XAFileResourceManager.setTransactionTimeout</code> was not used prior to
 * invoking this method, the return value is the default timeout set for
 * the resource manager; otherwise, the value used in the previous
 * <code>setTransactionTimeout</code> call is returned.
 *
 * @return the transaction timeout value in seconds
 *///from  w  w  w  . j  a  v  a  2s .c om
public int getTransactionTimeout() throws XAException {
    try {
        int timeout = (int) freMngr.getTransactionTimeout(curTxId) / 1000; // ms -> secs
        System.out.println("XAFileResourceManager.getTransactionTimeout() [returning " + timeout + "]");
        return timeout;
    } catch (ResourceManagerException rme) {
        throw new XAException(rme.getMessage());
    }
}

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From source file:org.jboss.jbossts.fileio.xalib.txdirs.dir.XAFileResourceManager.java

/**
 * Rollback any updates attempted to be written to the directory.
 * <p/>//w  w w  .ja  v a  2  s. c  om
 * The method acts like the
 * {@link org.apache.commons.transaction.file.FileResourceManager#rollbackTransaction(Object)}
 * does.
 * @param xid a global Transaction id
 * @throws XAException
 *         if a <code>ResourceManagerException</code> is thrown
 */
public void rollback(Xid xid) throws XAException {
    System.out.println("XAFileResourceManager.rollback(Xid=" + xid + ")");
    try {
        freMngr.rollbackTransaction(curTxId);
    } catch (ResourceManagerException rme) {
        throw new XAException(rme.getMessage());
    }
    currentXid = null;
}

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