Package org.apache.cayenne.graph

Examples of org.apache.cayenne.graph.GraphDiff

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     * @since 1.2
     */
    @Override
    public void rollbackChangesLocally() {
        if (objectStore.hasChanges()) {
            GraphDiff diff = getObjectStore().getChanges();

            getObjectStore().objectsRolledBack();
            fireDataChannelRolledback(this, diff);
        }
    }
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     */
    @Override
    public void rollbackChanges() {

        if (objectStore.hasChanges()) {
            GraphDiff diff = getObjectStore().getChanges();

            // call channel with changes BEFORE reverting them, so that any interceptors
            // could record them

            if (channel != null) {
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        int syncType = cascade
                ? DataChannel.FLUSH_CASCADE_SYNC
                : DataChannel.FLUSH_NOCASCADE_SYNC;

        ObjectStore objectStore = getObjectStore();
        GraphDiff parentChanges = null;

        // prevent multiple commits occurring simultaneously
        synchronized (objectStore) {

            ObjectStoreGraphDiff changes = objectStore.getChanges();
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    void graphFlushed() {
        changeLog.setMarker(FLUSH_MARKER);
    }

    void graphReverted() {
        GraphDiff diff = changeLog.getDiffs();

        diff.undo(new RollbackChangeHandler());
        stateLog.graphReverted();
        reset();

        if (lifecycleEventsEnabled) {
            context.fireDataChannelRolledback(context, diff);
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        int syncType = cascade
                ? DataChannel.FLUSH_CASCADE_SYNC
                : DataChannel.FLUSH_NOCASCADE_SYNC;

        GraphDiff commitDiff = null;

        synchronized (graphManager) {

            if (graphManager.hasChanges()) {

                ValidationResult result = new ValidationResult();
                Iterator<?> it = graphManager.dirtyNodes().iterator();
                while (it.hasNext()) {
                    Persistent p = (Persistent) it.next();
                    if (p instanceof Validating) {
                        switch (p.getPersistenceState()) {
                            case PersistenceState.NEW:
                                ((Validating) p).validateForInsert(result);
                                break;
                            case PersistenceState.MODIFIED:
                                ((Validating) p).validateForUpdate(result);
                                break;
                            case PersistenceState.DELETED:
                                ((Validating) p).validateForDelete(result);
                                break;
                        }
                    }
                }

                if (result.hasFailures()) {
                    throw new ValidationException(result);
                }

                graphManager.graphCommitStarted();

                GraphDiff changes = graphManager.getDiffsSinceLastFlush();

                try {
                    commitDiff = channel.onSync(this, changes, syncType);
                }
                catch (Throwable th) {
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    @Override
    public void rollbackChanges() {
        synchronized (graphManager) {
            if (graphManager.hasChanges()) {

                GraphDiff diff = graphManager.getDiffs();
                graphManager.graphReverted();

                channel.onSync(this, diff, DataChannel.ROLLBACK_CASCADE_SYNC);
                fireDataChannelRolledback(this, diff);
            }
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    @Override
    public void rollbackChangesLocally() {
        synchronized (graphManager) {
            if (graphManager.hasChanges()) {
                GraphDiff diff = graphManager.getDiffs();
                graphManager.graphReverted();

                fireDataChannelRolledback(this, diff);
            }
        }
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        int syncType = cascade
                ? DataChannel.FLUSH_CASCADE_SYNC
                : DataChannel.FLUSH_NOCASCADE_SYNC;

        GraphDiff commitDiff = null;

        synchronized (graphManager) {

            if (graphManager.hasChanges()) {

                ValidationResult result = new ValidationResult();
                Iterator<?> it = graphManager.dirtyNodes().iterator();
                while (it.hasNext()) {
                    Persistent p = (Persistent) it.next();
                    if (p instanceof Validating) {
                        switch (p.getPersistenceState()) {
                            case PersistenceState.NEW:
                                ((Validating) p).validateForInsert(result);
                                break;
                            case PersistenceState.MODIFIED:
                                ((Validating) p).validateForUpdate(result);
                                break;
                            case PersistenceState.DELETED:
                                ((Validating) p).validateForDelete(result);
                                break;
                        }
                    }
                }

                if (result.hasFailures()) {
                    throw new ValidationException(result);
                }

                graphManager.graphCommitStarted();

                GraphDiff changes = graphManager.getDiffsSinceLastFlush();

                try {
                    commitDiff = channel.onSync(this, changes, syncType);
                }
                catch (Throwable th) {
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    @Override
    public void rollbackChanges() {
        synchronized (graphManager) {
            if (graphManager.hasChanges()) {

                GraphDiff diff = graphManager.getDiffs();
                graphManager.graphReverted();

                channel.onSync(this, diff, DataChannel.ROLLBACK_CASCADE_SYNC);
                fireDataChannelRolledback(this, diff);
            }
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    @Override
    public void rollbackChangesLocally() {
        synchronized (graphManager) {
            if (graphManager.hasChanges()) {
                GraphDiff diff = graphManager.getDiffs();
                graphManager.graphReverted();

                fireDataChannelRolledback(this, diff);
            }
        }
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Related Classes of org.apache.cayenne.graph.GraphDiff

  • org.apache.cayenne.access.ClientServerChannel
  • org.apache.cayenne.access.DataContext
  • org.apache.cayenne.access.DataContextCommitTest
  • org.apache.cayenne.access.DataContextMergeHandler
  • org.apache.cayenne.access.DataDomain
  • org.apache.cayenne.access.DataDomainFiltersTest
  • org.apache.cayenne.access.ObjectStore
  • org.apache.cayenne.CayenneContext
  • org.apache.cayenne.CayenneContextGraphManager
  • org.apache.cayenne.intercept.DataChannelCallbackInterceptor
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