| /* |
| * Copyright (c) 2010-2013 Eike Stepper (Berlin, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Simon McDuff - initial API and implementation |
| * Eike Stepper - maintenance |
| */ |
| package org.eclipse.emf.cdo.server.internal.net4j.protocol; |
| |
| import org.eclipse.emf.cdo.common.id.CDOID; |
| import org.eclipse.emf.cdo.common.id.CDOIDTemp; |
| import org.eclipse.emf.cdo.common.protocol.CDODataInput; |
| import org.eclipse.emf.cdo.common.protocol.CDODataOutput; |
| import org.eclipse.emf.cdo.common.protocol.CDOProtocolConstants; |
| import org.eclipse.emf.cdo.internal.server.XATransactionCommitContext; |
| import org.eclipse.emf.cdo.internal.server.XATransactionCommitContext.CommitState; |
| import org.eclipse.emf.cdo.server.internal.net4j.bundle.OM; |
| |
| import org.eclipse.net4j.util.WrappedException; |
| import org.eclipse.net4j.util.om.monitor.OMMonitor; |
| import org.eclipse.net4j.util.om.trace.ContextTracer; |
| |
| import java.util.concurrent.ExecutionException; |
| |
| /** |
| * @author Simon McDuff |
| */ |
| public class CommitXATransactionPhase2Indication extends CommitTransactionIndication |
| { |
| private static final ContextTracer PROTOCOL = new ContextTracer(OM.DEBUG_PROTOCOL, |
| CommitXATransactionPhase2Indication.class); |
| |
| public CommitXATransactionPhase2Indication(CDOServerProtocol protocol) |
| { |
| super(protocol, CDOProtocolConstants.SIGNAL_XA_COMMIT_TRANSACTION_PHASE2); |
| } |
| |
| @Override |
| protected void indicating(CDODataInput in, OMMonitor monitor) throws Exception |
| { |
| initializeCommitContext(in); |
| XATransactionCommitContext xaContextContext = (XATransactionCommitContext)commitContext; |
| |
| int size = in.readInt(); |
| if (PROTOCOL.isEnabled()) |
| { |
| PROTOCOL.format("Receiving {0} mapping informations", size); //$NON-NLS-1$ |
| } |
| |
| for (int i = 0; i < size; i++) |
| { |
| CDOIDTemp oldID = (CDOIDTemp)in.readCDOID(); |
| CDOID newID = in.readCDOID(); |
| xaContextContext.addIDMapping(oldID, newID); |
| } |
| |
| // Mapping information from others CDOTransactions was added. Notify the commit process to continue. |
| xaContextContext.getState().set(CommitState.APPLY_ID_MAPPING_DONE); |
| } |
| |
| @Override |
| protected void responding(CDODataOutput out, OMMonitor monitor) throws Exception |
| { |
| String exceptionMessage = null; |
| |
| try |
| { |
| // Return to the client only when the process is ready to commit |
| getRepository().getCommitManager().waitForTermination(commitContext.getTransaction()); |
| } |
| catch (InterruptedException ex) |
| { |
| throw WrappedException.wrap(ex); |
| } |
| catch (ExecutionException ex) |
| { |
| exceptionMessage = ex.getMessage(); |
| } |
| |
| if (exceptionMessage == null) |
| { |
| exceptionMessage = commitContext.getRollbackMessage(); |
| } |
| |
| respondingException(out, CDOProtocolConstants.ROLLBACK_REASON_UNKNOWN, exceptionMessage, null); |
| } |
| |
| @Override |
| protected void initializeCommitContext(CDODataInput in) throws Exception |
| { |
| int viewID = in.readInt(); |
| commitContext = getRepository().getCommitManager().get(getTransaction(viewID)); |
| } |
| } |