Example usage for java.util.concurrent.atomic AtomicReference AtomicReference

List of usage examples for java.util.concurrent.atomic AtomicReference AtomicReference

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Introduction

In this page you can find the example usage for java.util.concurrent.atomic AtomicReference AtomicReference.

Prototype

public AtomicReference()

Source Link

Document

Creates a new AtomicReference with null initial value.

Usage

From source file:com.microsoft.tfs.client.clc.commands.Command.java

/**
 * Displays a merge event./*w w  w .  j a  v a  2  s  .c  o  m*/
 *
 * @param e
 *        the event to display
 */
private void displayMergingEvent(final MergingEvent e) {
    final AtomicReference<String> errorHolder = new AtomicReference<String>();
    final String message = e.getMessage(errorHolder);

    // Display the merge info.
    if (e.getStatus() == OperationStatus.CONFLICT) {
        getDisplay().printErrorLine(message);
        setExitCode(ExitCode.PARTIAL_SUCCESS);
    } else {
        getDisplay().printLine(message);
    }

    if (e.getStatus() == OperationStatus.GETTING || e.getStatus() == OperationStatus.REPLACING
            || e.getStatus() == OperationStatus.DELETING || e.getStatus() == OperationStatus.CONFLICT) {
        // Nothing to do
    } else if (e.getStatus() == OperationStatus.SOURCE_DIRECTORY_NOT_EMPTY
            || e.getStatus() == OperationStatus.SOURCE_WRITABLE
            || e.getStatus() == OperationStatus.TARGET_IS_DIRECTORY
            || e.getStatus() == OperationStatus.TARGET_LOCAL_PENDING
            || e.getStatus() == OperationStatus.TARGET_WRITABLE) {
        getDisplay().printErrorLine(errorHolder.get());
        setExitCode(ExitCode.PARTIAL_SUCCESS);
    }
}

From source file:com.microsoft.tfs.client.clc.commands.Command.java

/**
 * Displays a {@link GetEvent}.//from  w  w  w  .j a  v  a 2  s  .c  om
 *
 * @param e
 *        the event to display (must not be <code>null</code>)
 * @param targetName
 *        the target name to use (may be <code>null</code> to use an item
 *        name from the event)
 */
private void displayGetEvent(final GetEvent e, final String targetName) {
    final AtomicReference<String> errorHolder = new AtomicReference<String>();
    final String message = e.getMessage(targetName, errorHolder);

    if (e.getStatus() == OperationStatus.CONFLICT || e.getStatus() == OperationStatus.SOURCE_WRITABLE
            || e.getStatus() == OperationStatus.TARGET_LOCAL_PENDING
            || e.getStatus() == OperationStatus.TARGET_WRITABLE
            || e.getStatus() == OperationStatus.SOURCE_DIRECTORY_NOT_EMPTY
            || e.getStatus() == OperationStatus.TARGET_IS_DIRECTORY
            || e.getStatus() == OperationStatus.UNABLE_TO_REFRESH) {
        getDisplay().printErrorLine(errorHolder.get());
        setExitCode(ExitCode.PARTIAL_SUCCESS);
    } else if (e.getStatus() == OperationStatus.GETTING || e.getStatus() == OperationStatus.REPLACING
            || e.getStatus() == OperationStatus.DELETING) {
        getDisplay().printLine(message);
    }
}

From source file:de.schildbach.pte.AbstractEfaProvider.java

protected QueryDeparturesResult queryDeparturesMobile(final String stationId, final @Nullable Date time,
        final int maxDepartures, final boolean equivs) throws IOException {
    final HttpUrl.Builder url = departureMonitorEndpoint.newBuilder();
    appendXsltDepartureMonitorRequestParameters(url, stationId, time, maxDepartures, equivs);
    final AtomicReference<QueryDeparturesResult> result = new AtomicReference<>();

    final HttpClient.Callback callback = new HttpClient.Callback() {
        @Override/* w  ww . j a  v a2 s.c om*/
        public void onSuccessful(final CharSequence bodyPeek, final ResponseBody body) throws IOException {
            try {
                final XmlPullParser pp = parserFactory.newPullParser();
                pp.setInput(body.byteStream(), null); // Read encoding from XML declaration
                final ResultHeader header = enterEfa(pp);
                final QueryDeparturesResult r = new QueryDeparturesResult(header);

                XmlPullUtil.require(pp, "dps");
                if (XmlPullUtil.optEnter(pp, "dps")) {
                    final Calendar plannedDepartureTime = new GregorianCalendar(timeZone);
                    final Calendar predictedDepartureTime = new GregorianCalendar(timeZone);

                    while (XmlPullUtil.optEnter(pp, "dp")) {
                        // misc
                        /* final String stationName = */normalizeLocationName(XmlPullUtil.valueTag(pp, "n"));
                        /* final boolean isRealtime = */XmlPullUtil.valueTag(pp, "realtime").equals("1");

                        XmlPullUtil.optSkip(pp, "dt");

                        // time
                        parseMobileSt(pp, plannedDepartureTime, predictedDepartureTime);

                        final LineDestination lineDestination = parseMobileM(pp, true);

                        XmlPullUtil.enter(pp, "r");
                        final String assignedId = XmlPullUtil.valueTag(pp, "id");
                        XmlPullUtil.valueTag(pp, "a");
                        final Position position = parsePosition(XmlPullUtil.optValueTag(pp, "pl", null));
                        XmlPullUtil.skipExit(pp, "r");

                        /* final Point positionCoordinate = */parseCoord(
                                XmlPullUtil.optValueTag(pp, "c", null));

                        // TODO messages

                        StationDepartures stationDepartures = findStationDepartures(r.stationDepartures,
                                assignedId);
                        if (stationDepartures == null) {
                            stationDepartures = new StationDepartures(
                                    new Location(LocationType.STATION, assignedId),
                                    new ArrayList<Departure>(maxDepartures), null);
                            r.stationDepartures.add(stationDepartures);
                        }

                        stationDepartures.departures.add(new Departure(plannedDepartureTime.getTime(),
                                predictedDepartureTime.isSet(Calendar.HOUR_OF_DAY)
                                        ? predictedDepartureTime.getTime()
                                        : null,
                                lineDestination.line, position, lineDestination.destination, null, null));

                        XmlPullUtil.skipExit(pp, "dp");
                    }

                    XmlPullUtil.skipExit(pp, "dps");

                    result.set(r);
                } else {
                    result.set(new QueryDeparturesResult(header, QueryDeparturesResult.Status.INVALID_STATION));
                }
            } catch (final XmlPullParserException x) {
                throw new ParserException("cannot parse xml: " + bodyPeek, x);
            }
        }
    };

    if (httpPost)
        httpClient.getInputStream(callback, url.build(), url.build().encodedQuery(),
                "application/x-www-form-urlencoded", httpReferer);
    else
        httpClient.getInputStream(callback, url.build(), httpReferer);

    return result.get();
}

From source file:com.microsoft.tfs.core.clients.versioncontrol.soapextensions.Workspace.java

/**
 * @equivalence get(requests, options, null, false, new AtomicReference
 *              <Conflict[]>())//from w  w  w . j a  v  a  2 s  . c o  m
 */
public GetStatus get(final GetRequest[] requests, final GetOptions options) {
    return get(requests, options, null, false, new AtomicReference<Conflict[]>());
}

From source file:de.schildbach.pte.AbstractEfaProvider.java

@Override
public QueryTripsResult queryTrips(final Location from, final @Nullable Location via, final Location to,
        final Date date, final boolean dep, final @Nullable Set<Product> products,
        final @Nullable Optimize optimize, final @Nullable WalkSpeed walkSpeed,
        final @Nullable Accessibility accessibility, final @Nullable Set<Option> options) throws IOException {
    final HttpUrl.Builder url = tripEndpoint.newBuilder();
    appendXsltTripRequestParameters(url, from, via, to, date, dep, products, optimize, walkSpeed, accessibility,
            options);/* w ww .ja  v a  2  s.co m*/
    final AtomicReference<QueryTripsResult> result = new AtomicReference<>();

    final HttpClient.Callback callback = new HttpClient.Callback() {
        @Override
        public void onSuccessful(final CharSequence bodyPeek, final ResponseBody body) throws IOException {
            try {
                result.set(queryTrips(url.build(), body.byteStream()));
            } catch (final XmlPullParserException x) {
                throw new ParserException("cannot parse xml: " + bodyPeek, x);
            } catch (final RuntimeException x) {
                throw new RuntimeException("uncategorized problem while processing " + url, x);
            }
        }
    };

    if (httpPost)
        httpClient.getInputStream(callback, url.build(), url.build().encodedQuery(),
                "application/x-www-form-urlencoded", httpRefererTrip);
    else
        httpClient.getInputStream(callback, url.build(), httpRefererTrip);

    return result.get();
}

From source file:de.schildbach.pte.AbstractEfaProvider.java

protected QueryTripsResult queryTripsMobile(final Location from, final @Nullable Location via,
        final Location to, final Date date, final boolean dep, final @Nullable Collection<Product> products,
        final @Nullable Optimize optimize, final @Nullable WalkSpeed walkSpeed,
        final @Nullable Accessibility accessibility, final @Nullable Set<Option> options) throws IOException {
    final HttpUrl.Builder url = tripEndpoint.newBuilder();
    appendXsltTripRequestParameters(url, from, via, to, date, dep, products, optimize, walkSpeed, accessibility,
            options);// w w  w.ja v  a 2  s  .  co  m
    final AtomicReference<QueryTripsResult> result = new AtomicReference<>();

    final HttpClient.Callback callback = new HttpClient.Callback() {
        @Override
        public void onSuccessful(final CharSequence bodyPeek, final ResponseBody body) throws IOException {
            try {
                result.set(queryTripsMobile(url.build(), from, via, to, body.byteStream()));
            } catch (final XmlPullParserException x) {
                throw new ParserException("cannot parse xml: " + bodyPeek, x);
            } catch (final RuntimeException x) {
                throw new RuntimeException("uncategorized problem while processing " + url, x);
            }
        }
    };

    if (httpPost)
        httpClient.getInputStream(callback, url.build(), url.build().encodedQuery(),
                "application/x-www-form-urlencoded", httpRefererTrip);
    else
        httpClient.getInputStream(callback, url.build(), httpRefererTrip);

    return result.get();
}

From source file:de.schildbach.pte.AbstractEfaProvider.java

@Override
public QueryTripsResult queryMoreTrips(final QueryTripsContext contextObj, final boolean later)
        throws IOException {
    final Context context = (Context) contextObj;
    final HttpUrl commandUrl = HttpUrl.parse(context.context);
    final HttpUrl.Builder url = commandUrl.newBuilder();
    url.addEncodedQueryParameter("command", later ? "tripNext" : "tripPrev");
    final AtomicReference<QueryTripsResult> result = new AtomicReference<>();

    final HttpClient.Callback callback = new HttpClient.Callback() {
        @Override//w  w w .j  a v a  2s .c  o  m
        public void onSuccessful(final CharSequence bodyPeek, final ResponseBody body) throws IOException {
            try {
                result.set(queryTrips(url.build(), body.byteStream()));
            } catch (final XmlPullParserException x) {
                throw new ParserException("cannot parse xml: " + bodyPeek, x);
            } catch (final RuntimeException x) {
                throw new RuntimeException("uncategorized problem while processing " + url, x);
            }
        }
    };

    httpClient.getInputStream(callback, url.build(), httpRefererTrip);

    return result.get();
}

From source file:com.microsoft.tfs.core.clients.versioncontrol.soapextensions.Workspace.java

/**
 * Pends a change that reverts the contents of one or more items to a
 * previous version's contents. <!-- Event Origination Info -->
 * <p>//from  www  . ja  v a2s . c o m
 * This method is an <b>core event origination point</b>. The
 * {@link EventSource} object that accompanies each event fired by this
 * method describes the execution context (current thread, etc.) when and
 * where this method was invoked.
 *
 * @param itemSpecs
 *        the items to roll back (must not be <code>null</code>)
 * @param itemVersionSpec
 *        the version of the given item specs (may be null)
 * @param versionFrom
 *        the version to rollback from (not sure) (must not be
 *        <code>null</code>)
 * @param versionTo
 *        the version to rollback to (not sure) (must not be
 *        <code>null</code>)
 * @param lockLevel
 *        the lock level for the pending change (must not be
 *        <code>null</code>)
 * @param options
 *        rollback options (must not be <code>null</code>)
 * @param itemPropertyFilters
 *        a list of versioned item properties to return with each get
 *        operation (may be <code>null</code>)
 * @since TFS 2010
 */
public GetStatus rollback(final ItemSpec[] itemSpecs, final VersionSpec itemVersionSpec,
        final VersionSpec versionFrom, final VersionSpec versionTo, final LockLevel lockLevel,
        final RollbackOptions options, String[] itemPropertyFilters) {
    Check.notNull(versionFrom, "versionFrom"); //$NON-NLS-1$
    Check.notNull(versionTo, "versionTo"); //$NON-NLS-1$
    Check.notNull(lockLevel, "lockLevel"); //$NON-NLS-1$
    Check.notNull(options, "options"); //$NON-NLS-1$

    client.getEventEngine().fireOperationStarted(
            new RollbackOperationStartedEvent(EventSource.newFromHere(), this, itemSpecs, options));

    GetStatus status = null;

    try {
        // Using web service directly so merge filters configured on client
        itemPropertyFilters = client.mergeWithDefaultItemPropertyFilters(itemPropertyFilters);

        final AtomicReference<Failure[]> failuresHolder = new AtomicReference<Failure[]>();
        final AtomicReference<Conflict[]> conflictsHolder = new AtomicReference<Conflict[]>();
        final AtomicReference<ChangePendedFlags> changePendedFlagsHolder = new AtomicReference<ChangePendedFlags>();

        final GetOperation[] operations = getClient().getWebServiceLayer().rollback(getName(), getOwnerName(),
                itemSpecs, itemVersionSpec, versionFrom, versionTo, options, lockLevel, conflictsHolder,
                failuresHolder, null, itemPropertyFilters, changePendedFlagsHolder);

        final Failure[] failures = failuresHolder.get();
        Conflict[] conflicts = conflictsHolder.get();
        int nonResolvedConflicts = 0;
        int resolvedConflicts = 0;
        final ChangePendedFlags changePendedFlags = changePendedFlagsHolder.get();

        /*
         * Match up these getOps and rollback details (returned as Conflict
         * objects). The conflicts with matching getOps have already been
         * resolved.
         */
        final Map<Integer, Conflict> itemIDConflictMap = new HashMap<Integer, Conflict>();
        final List<String> conflictPaths = new ArrayList<String>();
        for (final Conflict conflict : conflicts) {
            if (conflict.isResolved()) {
                itemIDConflictMap.put(new Integer(conflict.getYourItemID()), conflict);
            } else {
                conflictPaths.add(conflict.getServerPath());
            }
        }

        /*
         * Set the merge details for each of the resolved conflicts we found
         * previously.
         */
        for (final GetOperation operation : operations) {
            final Conflict conflict = itemIDConflictMap.get(new Integer(operation.getItemID()));

            if (conflict != null) {
                operation.setMergeDetails(conflict);
            }
        }

        if (isLocal()) {
            // We want to auto resolve conflicts if the option is set
            if (!options.contains(RollbackOptions.NO_AUTO_RESOLVE)) {
                if (getClient().getServiceLevel().getValue() < WebServiceLevel.TFS_2012_1.getValue()) {
                    /*
                     * The download urls for base files were not populated
                     * on conflicts in pre 2012 servers. Let's call
                     * QueryConflicts now so that we have that information
                     */
                    conflicts = queryConflicts(conflictPaths.toArray(new String[conflictPaths.size()]), false);
                }

                /*
                 * Try to resolve any AutoResolve candidates and add
                 * failures to the unresolved conflicts list.
                 */
                final Conflict[] remainingConflicts = getClient().autoResolveValidConflicts(this, conflicts,
                        AutoResolveOptions.ALL_SILENT);

                resolvedConflicts = conflicts.length - remainingConflicts.length;
                conflicts = remainingConflicts;
            }

            /*
             * Fire events for rollback operations that did not get resolved
             * by the server. The others will get fired in get.cs as they
             * are processed.
             */
            for (final Conflict conflict : conflicts) {
                if (conflict.getResolution() == Resolution.NONE) {
                    // The pending change arg is null because of the
                    // conflict.
                    getClient().getEventEngine()
                            .fireMerging(new MergingEvent(EventSource.newFromHere(), conflict, this, false,
                                    null, OperationStatus.CONFLICT, ChangeType.NONE, true,
                                    new PropertyValue[0]));

                    nonResolvedConflicts++;
                }
            }

            final GetEngine getEngine = new GetEngine(getClient());

            status = getEngine.processGetOperations(this, ProcessType.ROLLBACK, operations, GetOptions.NONE,
                    changePendedFlags);

            status.setNumConflicts(status.getNumConflicts() + nonResolvedConflicts);
            status.setNumResolvedConflicts(resolvedConflicts);
        } else if (operations.length > 0) {
            getClient().getEventEngine()
                    .fireNonFatalError(new NonFatalErrorEvent(EventSource.newFromHere(), getClient(),
                            new Exception(MessageFormat.format(Messages.getString(
                                    "Workspace.OperationCompletedForRemoteWorkspaceButGetRequiredFormat"), //$NON-NLS-1$
                                    getDisplayName()))));
        }

        if (status == null) {
            status = new GetStatus();
            status.setNumOperations(operations.length);
        }

        if (changePendedFlags.contains(ChangePendedFlags.WORKING_FOLDER_MAPPINGS_UPDATED)) {
            invalidateMappings();
        }

        getClient().reportFailures(this, failures);

        for (final Failure failure : failures) {
            status.addFailure(failure);
        }
    } finally {
        getClient().getEventEngine().fireOperationCompleted(new RollbackOperationCompletedEvent(
                EventSource.newFromHere(), this, itemSpecs, options, status));

        Workstation.getCurrent(getClient().getConnection().getPersistenceStoreProvider())
                .notifyForWorkspace(this, Notification.VERSION_CONTROL_PENDING_CHANGES_CHANGED);
    }

    return status;
}

From source file:de.schildbach.pte.AbstractEfaProvider.java

protected QueryTripsResult queryMoreTripsMobile(final QueryTripsContext contextObj, final boolean later)
        throws IOException {
    final Context context = (Context) contextObj;
    final HttpUrl commandUrl = HttpUrl.parse(context.context);
    final HttpUrl.Builder url = commandUrl.newBuilder();
    url.addEncodedQueryParameter("command", later ? "tripNext" : "tripPrev");
    final AtomicReference<QueryTripsResult> result = new AtomicReference<>();

    final HttpClient.Callback callback = new HttpClient.Callback() {
        @Override//from   www  . j  a  v a 2  s. com
        public void onSuccessful(final CharSequence bodyPeek, final ResponseBody body) throws IOException {
            try {
                result.set(queryTripsMobile(url.build(), null, null, null, body.byteStream()));
            } catch (final XmlPullParserException x) {
                throw new ParserException("cannot parse xml: " + bodyPeek, x);
            } catch (final RuntimeException x) {
                throw new RuntimeException("uncategorized problem while processing " + url, x);
            }
        }
    };

    httpClient.getInputStream(callback, url.build(), httpRefererTrip);

    return result.get();
}

From source file:com.microsoft.tfs.core.clients.versioncontrol.soapextensions.Workspace.java

/**
 * Reconciles a local workspace with the server.
 *
 *
 * @param reconcileMissingLocalItems//from  w  w  w. j a  v  a2 s . co  m
 *        True to remove local version rows for items that no longer exist
 *        on disk
 * @param AtomicBboolean
 */
public void reconcile(final boolean reconcileMissingLocalItems,
        final AtomicBoolean pendingChangesUpdatedByServer) {
    pendingChangesUpdatedByServer.set(false);
    if (WorkspaceLocation.LOCAL != this.getLocation()) {
        // No work to do.
        return;
    }

    final AtomicReference<Failure[]> failures = new AtomicReference<Failure[]>();

    LocalDataAccessLayer.reconcileLocalWorkspace(this, client.getWebServiceLayer(), false,
            reconcileMissingLocalItems, failures, pendingChangesUpdatedByServer);

    client.reportFailures(this, failures.get());
}