Package org.apache.zookeeper

Examples of org.apache.zookeeper.CreateMode

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          client.asyncSetData(path, record, -1, null);
        }
      }
      else
      {
        CreateMode mode = (persistent) ? CreateMode.PERSISTENT : CreateMode.EPHEMERAL;
        if (record.getDeltaList().size() > 0)
        {
          ZNRecord newRecord = new ZNRecord(record.getId());
          newRecord.merge(record);
          client.create(path, null, mode);
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          };
          client.updateDataSerialized(path, updater);
        }
        else
        {
          CreateMode mode = (persistent) ? CreateMode.PERSISTENT : CreateMode.EPHEMERAL;
          client.create(path, record, mode);
        }
        break;
      }
      catch (Exception e)
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                ChangeRecord parentRecord = getRecordForPath(parentPath);

                checkACL(zks, parentRecord.acl, ZooDefs.Perms.CREATE,
                        request.authInfo);
                int parentCVersion = parentRecord.stat.getCversion();
                CreateMode createMode =
                    CreateMode.fromFlag(createRequest.getFlags());
                if (createMode.isSequential()) {
                    path = path + String.format("%010d", parentCVersion);
                }
                try {
                    PathUtils.validatePath(path);
                } catch(IllegalArgumentException ie) {
                    LOG.warn("Invalid path " + path + " with session " +
                            Long.toHexString(request.sessionId));
                    throw new KeeperException.BadArgumentsException();
                }
                try {
                    if (getRecordForPath(path) != null) {
                        throw new KeeperException.NodeExistsException();
                    }
                } catch (KeeperException.NoNodeException e) {
                    // ignore this one
                }
                boolean ephemeralParent = parentRecord.stat.getEphemeralOwner() != 0;
                if (ephemeralParent) {
                    throw new KeeperException.NoChildrenForEphemeralsException();
                }
                txn = new CreateTxn(path, createRequest.getData(),
                        createRequest.getAcl(),
                        createMode.isEphemeral());
                StatPersisted s = new StatPersisted();
                if (createMode.isEphemeral()) {
                    s.setEphemeralOwner(request.sessionId);
                }
                parentRecord = parentRecord.duplicate(txnHeader.getZxid());
                parentRecord.childCount++;
                parentRecord.stat
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          createZnode(pathBuffer.toString(), CreateMode.PERSISTENT, null,
              watcher);
        }
        pathBuffer.append("/")
            .append(pathComponents[pathComponents.length - 1]);
        CreateMode mode = CreateMode.EPHEMERAL;
        if (persistent) {
          mode = CreateMode.PERSISTENT;
        }
        createZnode(pathBuffer.toString(), mode, data, watcher);
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        boolean         isDone = false;
        for ( int i = 0; !isDone && (i < MAX_TRIES); ++i )
        {
            try
            {
                CreateMode      mode = (service.getServiceType() == ServiceType.DYNAMIC) ? CreateMode.EPHEMERAL : CreateMode.PERSISTENT;
                client.create().creatingParentsIfNeeded().withMode(mode).forPath(path, bytes);
                isDone = true;
            }
            catch ( KeeperException.NodeExistsException e )
            {
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    private OperationResult<String> createNode(ProductionContext ctx) throws Exception {
        CreateOperation create = new CreateOperation(ctx.connection, ctx.node);
        create.setPermissions(getAclListFromMessage(ctx.exchange.getIn()));
       
        CreateMode mode = null;
        String modeString = configuration.getCreateMode();
        if (modeString != null) {
            try {
                mode = getCreateModeFromString(modeString, CreateMode.EPHEMERAL);
            } catch (Exception e) { }
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                ChangeRecord parentRecord = getRecordForPath(parentPath);

                checkACL(zks, parentRecord.acl, ZooDefs.Perms.CREATE,
                        request.authInfo);
                int parentCVersion = parentRecord.stat.getCversion();
                CreateMode createMode =
                    CreateMode.fromFlag(createRequest.getFlags());
                if (createMode.isSequential()) {
                    path = path + String.format("%010d", parentCVersion);
                }
                try {
                    PathUtils.validatePath(path);
                } catch(IllegalArgumentException ie) {
                    LOG.warn("Invalid path " + path + " with session " +
                            Long.toHexString(request.sessionId));
                    throw new KeeperException.BadArgumentsException();
                }
                try {
                    if (getRecordForPath(path) != null) {
                        throw new KeeperException.NodeExistsException();
                    }
                } catch (KeeperException.NoNodeException e) {
                    // ignore this one
                }
                boolean ephemeralParent = parentRecord.stat.getEphemeralOwner() != 0;
                if (ephemeralParent) {
                    throw new KeeperException.NoChildrenForEphemeralsException();
                }
                txn = new CreateTxn(path, createRequest.getData(),
                        createRequest.getAcl(),
                        createMode.isEphemeral());
                StatPersisted s = new StatPersisted();
                if (createMode.isEphemeral()) {
                    s.setEphemeralOwner(request.sessionId);
                }
                parentRecord = parentRecord.duplicate(txnHeader.getZxid());
                parentRecord.childCount++;
                parentRecord.stat
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                ChangeRecord parentRecord = getRecordForPath(parentPath);

                checkACL(zks, parentRecord.acl, ZooDefs.Perms.CREATE,
                        request.authInfo);
                int parentCVersion = parentRecord.stat.getCversion();
                CreateMode createMode =
                    CreateMode.fromFlag(createRequest.getFlags());
                if (createMode.isSequential()) {
                    path = path + String.format(Locale.ENGLISH, "%010d", parentCVersion);
                }
                try {
                    PathUtils.validatePath(path);
                } catch(IllegalArgumentException ie) {
                    LOG.info("Invalid path " + path + " with session 0x" +
                            Long.toHexString(request.sessionId));
                    throw new KeeperException.BadArgumentsException(path);
                }
                try {
                    if (getRecordForPath(path) != null) {
                        throw new KeeperException.NodeExistsException(path);
                    }
                } catch (KeeperException.NoNodeException e) {
                    // ignore this one
                }
                boolean ephemeralParent = parentRecord.stat.getEphemeralOwner() != 0;
                if (ephemeralParent) {
                    throw new KeeperException.NoChildrenForEphemeralsException(path);
                }
                int newCversion = parentRecord.stat.getCversion()+1;
                request.txn = new CreateTxn(path, createRequest.getData(),
                        listACL,
                        createMode.isEphemeral(), newCversion);
                StatPersisted s = new StatPersisted();
                if (createMode.isEphemeral()) {
                    s.setEphemeralOwner(request.sessionId);
                }
                parentRecord = parentRecord.duplicate(request.hdr.getZxid());
                parentRecord.childCount++;
                parentRecord.stat.setCversion(newCversion);
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        boolean         isDone = false;
        for ( int i = 0; !isDone && (i < MAX_TRIES); ++i )
        {
            try
            {
                CreateMode      mode = (service.getServiceType() == ServiceType.DYNAMIC) ? CreateMode.EPHEMERAL : CreateMode.PERSISTENT;
                client.create().creatingParentsIfNeeded().withMode(mode).forPath(path, bytes);
                isDone = true;
            }
            catch ( KeeperException.NodeExistsException e )
            {
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        if (setNull.equals("true")) {
            data = null;
        }

        CreateMode createMode;
        if (sequence.equals("true")) {
            if (ephemeral.equals("false")) {
                createMode = CreateMode.PERSISTENT_SEQUENTIAL;
            } else {
                createMode = CreateMode.EPHEMERAL_SEQUENTIAL;
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