Package org.apache.accumulo.server.zookeeper.ZooReaderWriter

Examples of org.apache.accumulo.server.zookeeper.ZooReaderWriter.Mutator

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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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    String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_COMPACT_ID;
   
    IZooReaderWriter zoo = ZooReaderWriter.getRetryingInstance();
    byte[] cid;
    try {
      cid = zoo.mutate(zTablePath, null, null, new Mutator() {
        @Override
        public byte[] mutate(byte[] currentValue) throws Exception {
          long flushID = Long.parseLong(new String(currentValue));
          flushID++;
          return ("" + flushID).getBytes();
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    try {
      Utils.checkTableDoesNotExist(instance, newTableName, tableId, TableOperation.RENAME);
     
      final String tap = ZooUtil.getRoot(instance) + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_NAME;
     
      zoo.mutate(tap, null, null, new Mutator() {
        public byte[] mutate(byte[] current) throws Exception {
          final String currentName = new String(current);
          if (currentName.equals(newTableName))
            return null; // assume in this case the operation is running again, so we are done
          if (!currentName.equals(oldTableName)) {
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    String tableId = null;
    try {
      IZooReaderWriter zoo = ZooReaderWriter.getRetryingInstance();
      final String ntp = ZooUtil.getRoot(instance) + Constants.ZTABLES;
      byte[] nid = zoo.mutate(ntp, "0".getBytes(), ZooUtil.PUBLIC, new Mutator() {
        @Override
        public byte[] mutate(byte[] currentValue) throws Exception {
          BigInteger nextId = new BigInteger(new String(currentValue), Character.MAX_RADIX);
          nextId = nextId.add(BigInteger.ONE);
          return nextId.toString(Character.MAX_RADIX).getBytes();
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  public synchronized void transitionTableState(final String tableId, final TableState newState) {
    String statePath = ZooUtil.getRoot(HdfsZooInstance.getInstance()) + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_STATE;
   
    try {
      ZooReaderWriter.getRetryingInstance().mutate(statePath, (byte[]) newState.name().getBytes(), ZooUtil.PUBLIC, new Mutator() {
        @Override
        public byte[] mutate(byte[] oldData) throws Exception {
          TableState oldState = TableState.UNKNOWN;
          if (oldData != null)
            oldState = TableState.valueOf(new String(oldData));
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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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      String zTablePath = Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID() + Constants.ZTABLES + "/" + tableId + Constants.ZTABLE_FLUSH_ID;
     
      IZooReaderWriter zoo = ZooReaderWriter.getInstance();
      byte fid[];
      try {
        fid = zoo.mutate(zTablePath, null, null, new Mutator() {
          @Override
          public byte[] mutate(byte[] currentValue) throws Exception {
            long flushID = Long.parseLong(new String(currentValue));
            flushID++;
            return ("" + flushID).getBytes();
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Related Classes of org.apache.accumulo.server.zookeeper.ZooReaderWriter.Mutator

  • org.apache.accumulo.server.master.Master$MasterClientServiceHandler
  • org.apache.accumulo.server.master.state.tables.TableManager
  • org.apache.accumulo.server.master.tableOps.CompactRange
  • org.apache.accumulo.server.master.tableOps.RenameTable
  • org.apache.accumulo.server.master.tableOps.Utils
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