android.support.annotation.GuardedBy Java Examples

The following examples show how to use android.support.annotation.GuardedBy. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractReplicator.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Create and return a c4Replicator targeting the passed Database
 *
 * @param otherDb a local database for the replication target
 * @return the c4Replicator
 * @throws LiteCoreException on failure to create the replicator
 */
@GuardedBy("lock")
@NonNull
protected final C4Replicator getLocalC4ReplicatorLocked(@NonNull Database otherDb) throws LiteCoreException {
    setupFilters();

    final boolean continuous = config.isContinuous();

    c4ReplListener = new ReplicatorListener();

    return config.getDatabase().createLocalReplicator(
        (Replicator) this,
        otherDb.getC4Database(),
        mkmode(isPush(config.getReplicatorType()), continuous),
        mkmode(isPull(config.getReplicatorType()), continuous),
        getFleeceOptions(),
        c4ReplListener,
        c4ReplPushFilter,
        c4ReplPullFilter);
}
 
Example #2
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 6 votes vote down vote up
@GuardedBy("lock")
private void verifyQuiescent() throws CouchbaseLiteException {
    if (hasActiveReplicators()) {
        throw new CouchbaseLiteException(
            "DeleteDBFailedReplications",
            CBLError.Domain.CBLITE,
            CBLError.Code.BUSY);
    }

    if (!activeLiveQueries.isEmpty()) {
        throw new CouchbaseLiteException(
            "DeleteDBFailedQueryListeners",
            CBLError.Domain.CBLITE,
            CBLError.Code.BUSY);
    }
}
 
Example #3
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 6 votes vote down vote up
@GuardedBy("lock")
private void shutdown() {
    // cancel purge
    if (purgeStrategy != null) { purgeStrategy.cancelPurges(); }

    // release instances
    freeC4Observers(true);

    if ((!shellMode) && (c4db != null)) {
        path = c4db.getPath();
        c4db = null;
    }

    // shutdown executor service
    shutdownExecutors(postExecutor, queryExecutor, SHUTDOWN_DELAY_SECS);
}
 
Example #4
Source Project: couchbase-lite-java   Author: couchbase   File: Document.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private void updateC4DocumentLocked(@Nullable C4Document c4Doc) {
    if (c4Document == c4Doc) { return; }

    if (c4Doc != null) { revId = null; }

    c4Document = c4Doc;
}
 
Example #5
Source Project: couchbase-lite-java   Author: couchbase   File: Document.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private void updateDictionaryLocked(boolean mutable) {
    if (data == null) {
        root = null;
        internalDict = mutable ? new MutableDictionary() : new Dictionary();
        return;
    }

    final Database db = getDatabase();
    if (db == null) { throw new IllegalStateException(""); }

    final MRoot newRoot = new MRoot(new DocContext(db, c4Document), data.toFLValue(), mutable);
    root = newRoot;
    synchronized (db.getLock()) { internalDict = (Dictionary) newRoot.asNative(); }
}
 
Example #6
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractReplicator.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Create and return a c4Replicator targeting the passed URI
 *
 * @param remoteUri a URI for the replication target
 * @return the c4Replicator
 * @throws LiteCoreException on failure to create the replicator
 */
@GuardedBy("lock")
@NonNull
protected final C4Replicator getRemoteC4ReplicatorLocked(@NonNull URI remoteUri) throws LiteCoreException {
    // Set up the port: core uses 0 for not set
    final int p = remoteUri.getPort();
    final int port = (p <= 0) ? 0 : p;

    // get db name and path
    final Deque<String> splitPath = splitPath(remoteUri.getPath());
    final String dbName = (splitPath.size() <= 0) ? "" : splitPath.removeLast();
    final String path = "/" + StringUtils.join("/", splitPath);

    setupFilters();

    final boolean continuous = config.isContinuous();

    c4ReplListener = new ReplicatorListener();

    return config.getDatabase().createRemoteReplicator(
        (Replicator) this,
        remoteUri.getScheme(),
        remoteUri.getHost(),
        port,
        path,
        dbName,
        mkmode(isPush(config.getReplicatorType()), continuous),
        mkmode(isPull(config.getReplicatorType()), continuous),
        getFleeceOptions(),
        c4ReplListener,
        c4ReplPushFilter,
        c4ReplPullFilter,
        socketFactory,
        C4Socket.NO_FRAMING);
}
 
Example #7
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractReplicator.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Create and return a c4Replicator.
 * The socket factory is responsible for setting up the target
 *
 * @param framing the framing mode (C4Socket.XXX_FRAMING)
 * @return the c4Replicator
 * @throws LiteCoreException on failure to create the replicator
 */
@GuardedBy("lock")
@NonNull
protected final C4Replicator getMessageC4ReplicatorLocked(int framing)
    throws LiteCoreException {
    setupFilters();

    final boolean continuous = config.isContinuous();

    c4ReplListener = new ReplicatorListener();

    return config.getDatabase().createRemoteReplicator(
        (Replicator) this,
        C4Socket.MESSAGE_SCHEME,
        null,
        0,
        null,
        null,
        mkmode(isPush(config.getReplicatorType()), continuous),
        mkmode(isPull(config.getReplicatorType()), continuous),
        getFleeceOptions(),
        c4ReplListener,
        c4ReplPushFilter,
        c4ReplPullFilter,
        socketFactory,
        framing);
}
 
Example #8
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
@NonNull
private ListenerToken addDatabaseChangeListenerLocked(
    @Nullable Executor executor,
    @NonNull DatabaseChangeListener listener) {
    if (dbChangeNotifier == null) {
        dbChangeNotifier = new ChangeNotifier<>();
        registerC4DBObserver();
    }
    return dbChangeNotifier.addChangeListener(executor, listener);
}
 
Example #9
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private void removeDatabaseChangeListenerLocked(@NonNull ListenerToken token) {
    if (dbChangeNotifier.removeChangeListener(token) == 0) {
        freeC4DBObserver();
        dbChangeNotifier = null;
    }
}
 
Example #10
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
@NonNull
private ListenerToken addDocumentChangeListenerLocked(
    @NonNull String docID,
    @Nullable Executor executor,
    @NonNull DocumentChangeListener listener) {
    DocumentChangeNotifier docNotifier = docChangeNotifiers.get(docID);
    if (docNotifier == null) {
        docNotifier = new DocumentChangeNotifier((Database) this, docID);
        docChangeNotifiers.put(docID, docNotifier);
    }
    final ChangeListenerToken token = docNotifier.addChangeListener(executor, listener);
    token.setKey(docID);
    return token;
}
 
Example #11
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private void removeDocumentChangeListenerLocked(@NonNull ChangeListenerToken token) {
    final String docID = (String) token.getKey();
    if (docChangeNotifiers.containsKey(docID)) {
        final DocumentChangeNotifier notifier = docChangeNotifiers.get(docID);
        if (notifier != null && notifier.removeChangeListener(token) == 0) {
            notifier.stop();
            docChangeNotifiers.remove(docID);
        }
    }
}
 
Example #12
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private void freeC4DBObserver() {
    final C4DatabaseObserver observer = c4DbObserver;
    c4DbObserver = null;

    if (observer == null) { return; }
    observer.free();
}
 
Example #13
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractQuery.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("lock")
private C4Query prepQueryLocked() throws CouchbaseLiteException {
    database = (Database) from.getSource();

    final String json = encodeAsJson();
    Log.v(DOMAIN, "Encoded query: %s", json);
    if (json == null) { throw new CouchbaseLiteException("Failed to generate JSON query."); }

    if (columnNames == null) { columnNames = getColumnNames(); }

    try { return database.getC4Database().createQuery(json); }
    catch (LiteCoreException e) { throw CBLStatus.convertException(e); }
}
 
Example #14
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractExecutionService.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("this")
private void executeTask(@NonNull InstrumentedTask newTask) {
    try {
        executor.execute(newTask);
        running++;
    }
    catch (RejectedExecutionException e) {
        dumpExecutorState(newTask, e);
        throw e;
    }
}
 
Example #15
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractExecutionService.java    License: Apache License 2.0 5 votes vote down vote up
@GuardedBy("this")
private void executeTask(@Nullable InstrumentedTask prevTask) {
    final InstrumentedTask nextTask = pendingTasks.peek();
    if (nextTask == null) { return; }
    try {
        executor.execute(nextTask);
        needsRestart = false;
    }
    catch (RejectedExecutionException e) {
        needsRestart = true;
        dumpExecutorState(e, prevTask);
    }
}
 
Example #16
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 4 votes vote down vote up
@GuardedBy("lock")
@SuppressWarnings("PMD.NPathComplexity")
private void saveResolvedDocument(
    @Nullable Document resolvedDoc,
    @NonNull Document localDoc,
    @NonNull Document remoteDoc)
    throws CouchbaseLiteException {
    FLSliceResult mergedBody = null;
    int mergedFlags = 0x00;

    if (resolvedDoc == null) {
        if (remoteDoc.isDeleted()) { resolvedDoc = remoteDoc; }
        else if (localDoc.isDeleted()) { resolvedDoc = localDoc; }
    }

    if (resolvedDoc != null) {
        if (resolvedDoc != localDoc) { resolvedDoc.setDatabase((Database) this); }

        final C4Document c4Doc = resolvedDoc.getC4doc();
        if (c4Doc != null) { mergedFlags = c4Doc.getSelectedFlags(); }
    }

    try {
        // Unless the remote revision is being used as-is, we need a new revision:
        if (resolvedDoc != remoteDoc) {
            if ((resolvedDoc != null) && !resolvedDoc.isDeleted()) { mergedBody = resolvedDoc.encode(); }
            else {
                mergedFlags |= C4Constants.RevisionFlags.DELETED;
                final FLEncoder enc = getC4Database().getSharedFleeceEncoder();
                try {
                    enc.writeValue(new HashMap<>()); // Need an empty dictionary body
                    mergedBody = enc.finish2();
                }
                finally { enc.reset(); }
            }
        }

        // Merged body:
        final byte[] mergedBodyBytes = mergedBody == null ? null : mergedBody.getBuf();

        // Ask LiteCore to do the resolution:
        final C4Document rawDoc = Preconditions.assertNotNull(localDoc.getC4doc(), "raw doc is null");
        // The remote branch has to win so that the doc revision history matches the server's.
        rawDoc.resolveConflict(remoteDoc.getRevisionID(), localDoc.getRevisionID(), mergedBodyBytes, mergedFlags);
        rawDoc.save(0);

        Log.i(DOMAIN, "Conflict resolved as doc '%s' rev %s", rawDoc.getDocID(), rawDoc.getRevID());
    }
    catch (LiteCoreException e) {
        throw CBLStatus.convertException(e);
    }
    finally {
        if (mergedBody != null) { mergedBody.free(); }
    }
}
 
Example #17
Source Project: couchbase-lite-java   Author: couchbase   File: AbstractDatabase.java    License: Apache License 2.0 3 votes vote down vote up
@GuardedBy("lock")
private void freeC4Observers(boolean cleanup) {
    final Map<String, DocumentChangeNotifier> notifiers = docChangeNotifiers;

    freeC4DBObserver();

    if (notifiers == null) { return; }

    for (DocumentChangeNotifier notifier : notifiers.values()) { notifier.stop(); }

    if (cleanup) { notifiers.clear(); }
}