Package org.apache.zookeeper.proto

Examples of org.apache.zookeeper.proto.ExistsRequest

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                        syncRequest);
                rsp = new SyncResponse(syncRequest.getPath());
                break;
            case OpCode.exists:
                // TODO we need to figure out the security requirement for this!
                ExistsRequest existsRequest = new ExistsRequest();
                ZooKeeperServer.byteBuffer2Record(request.request,
                        existsRequest);
                String path = existsRequest.getPath();
                if (path.indexOf('\0') != -1) {
                    throw new KeeperException.BadArgumentsException();
                }
                Stat stat = zks.dataTree.statNode(path, existsRequest
                        .getWatch() ? request.cnxn : null);
                rsp = new ExistsResponse(stat);
                break;
            case OpCode.getData:
                GetDataRequest getDataRequest = new GetDataRequest();
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        final String serverPath = prependChroot(clientPath);

        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(serverPath);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        ReplyHeader r = cnxn.submitRequest(h, request, response, wcb);
        if (r.getErr() != 0) {
            if (r.getErr() == KeeperException.Code.NONODE.intValue()) {
                return null;
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        final String serverPath = prependChroot(clientPath);

        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(serverPath);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        cnxn.queuePacket(h, new ReplyHeader(), request, response, cb,
                clientPath, serverPath, ctx, wcb);
    }
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                        syncRequest);
                rsp = new SyncResponse(syncRequest.getPath());
                break;
            case OpCode.exists:
                // TODO we need to figure out the security requirement for this!
                ExistsRequest existsRequest = new ExistsRequest();
                ZooKeeperServer.byteBuffer2Record(request.request,
                        existsRequest);
                String path = existsRequest.getPath();
                if (path.indexOf('\0') != -1) {
                    throw new KeeperException.BadArgumentsException();
                }
                Stat stat = zks.dataTree.statNode(path, existsRequest
                        .getWatch() ? request.cnxn : null);
                rsp = new ExistsResponse(stat);
                break;
            case OpCode.getData:
                GetDataRequest getDataRequest = new GetDataRequest();
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                        syncRequest);
                rsp = new SyncResponse(syncRequest.getPath());
                break;
            case OpCode.exists:
                // TODO we need to figure out the security requirement for this!
                ExistsRequest existsRequest = new ExistsRequest();
                ZooKeeperServer.byteBuffer2Record(request.request,
                        existsRequest);
                String path = existsRequest.getPath();
                if (path.indexOf('\0') != -1) {
                    throw new KeeperException.BadArgumentsException();
                }
                Stat stat = zks.dataTree.statNode(path, existsRequest
                        .getWatch() ? request.cnxn : null);
                rsp = new ExistsResponse(stat);
                break;
            case OpCode.getData:
                GetDataRequest getDataRequest = new GetDataRequest();
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        final String serverPath = prependChroot(clientPath);

        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(serverPath);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        ReplyHeader r = cnxn.submitRequest(h, request, response, wcb);
        if (r.getErr() != 0) {
            if (r.getErr() == KeeperException.Code.NONODE.intValue()) {
                return null;
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        final String serverPath = prependChroot(clientPath);

        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(serverPath);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        cnxn.queuePacket(h, new ReplyHeader(), request, response, cb,
                clientPath, serverPath, ctx, wcb);
    }
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    public Stat exists(String path, Watcher watcher) throws KeeperException,
        InterruptedException
    {
        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(path);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        WatchRegistration wcb = null;
        if (watcher != null) {
            wcb = new ExistsWatchRegistration(watcher, path);
        }
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    public void exists(String path, Watcher watcher, StatCallback cb,
            Object ctx)
    {
        RequestHeader h = new RequestHeader();
        h.setType(ZooDefs.OpCode.exists);
        ExistsRequest request = new ExistsRequest();
        request.setPath(path);
        request.setWatch(watcher != null);
        SetDataResponse response = new SetDataResponse();
        WatchRegistration wcb = null;
        if (watcher != null) {
            wcb = new ExistsWatchRegistration(watcher, path);
        }
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                break;
            }
            case OpCode.exists: {
                lastOp = "EXIS";
                // TODO we need to figure out the security requirement for this!
                ExistsRequest existsRequest = new ExistsRequest();
                ByteBufferInputStream.byteBuffer2Record(request.request,
                        existsRequest);
                String path = existsRequest.getPath();
                if (path.indexOf('\0') != -1) {
                    throw new KeeperException.BadArgumentsException();
                }
                Stat stat = zks.getZKDatabase().statNode(path, existsRequest
                        .getWatch() ? cnxn : null);
                rsp = new ExistsResponse(stat);
                break;
            }
            case OpCode.getData: {
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Related Classes of org.apache.zookeeper.proto.ExistsRequest

  • org.apache.zookeeper.server.FinalRequestProcessor
  • org.apache.zookeeper.test.ClientTest
  • org.apache.zookeeper.ZooKeeper
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