Example usage for org.apache.zookeeper KeeperException getMessage

Introduction

In this page you can find the example usage for org.apache.zookeeper KeeperException getMessage.

Prototype

@Override
    public String getMessage()

Source Link

Usage

From source file:pt.uminho.di.tests.zookeeper.ManagedZooKeeperClient.java

License:Apache License

public boolean createEntry(String command, String parameters, int iter) {
    boolean success = false;
    // create log entry
    String uuid = IDGenerator.getUUID();
    String path = "/log/entries/" + uuid + ".dat";
    String dataStr = command + ";" + parameters;
    byte[] data = dataStr.getBytes();

    try {//from  w ww. j a  va2 s.c o  m
        if (start[iter] == null)
            start[iter] = System.nanoTime();
        String returnPath = zooKeeper.create(path, data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
        finish[iter] = System.nanoTime();
        success = path.equalsIgnoreCase(returnPath);
        results[iter] = Boolean.toString(success);

    } catch (KeeperException ex) {
        logger.error(ex.getMessage(), ex);
        success = false;
    } catch (InterruptedException ex) {
        logger.error(ex.getMessage(), ex);
        success = false;
    }

    return success;
}

From source file:pt.uminho.di.tests.zookeeper.ZooKeeperClient.java

License:Apache License

public void initializedLogDirectories() {
    // create directory if it doesn't exist
    String[] pathParts = { "log", "entries" };

    StringBuilder pathSB = new StringBuilder();
    for (String pathElement : pathParts) {
        pathSB.append('/').append(pathElement);
        String pathString = pathSB.toString();
        //send requests to create all parts of the path without waiting for the
        //results of previous calls to return
        try {//ww  w .j  a v  a2s .co  m
            Stat response = zooKeeper.exists(pathString, false);
            logger.info(pathString + " exists? Response: " + response);
            if (response == null) {
                String reply = zooKeeper.create(pathString, null, ZooDefs.Ids.OPEN_ACL_UNSAFE,
                        CreateMode.PERSISTENT);
                logger.info("Create " + pathString + " : " + reply);
            }
        } catch (KeeperException ex) {
            logger.error(ex.getMessage(), ex);
        } catch (InterruptedException ex) {
            logger.error(ex.getMessage(), ex);
        }
    }
}

From source file:pt.uminho.di.tests.zookeeper.ZooKeeperClient.java

License:Apache License

public void createEntry(int iter) {
    // create log entry
    String uuid = IDGenerator.getUUID();
    String path = "/log/entries/" + uuid + ".dat";
    String dataStr = "bla: yep";
    byte[] data = dataStr.getBytes();

    try {/*from w w  w .  j av  a 2  s  . c om*/
        long start = System.nanoTime();
        String returnPath = zooKeeper.create(path, data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
        long finish = System.nanoTime();
        lats[iter] = finish - start;
        boolean success = path.equalsIgnoreCase(returnPath);
        results[iter] = Boolean.toString(success);
        logger.debug("Path: " + path + "; ReturnPath: " + returnPath + "; success: " + success);

    } catch (KeeperException ex) {
        logger.error(ex.getMessage(), ex);
    } catch (InterruptedException ex) {
        logger.error(ex.getMessage(), ex);
    }
}

From source file:tajo.engine.cluster.WorkerCommunicator.java

License:Apache License

@Override
public void nodeChildrenChanged(String path) {
    if (path.equals(NConstants.ZNODE_LEAFSERVERS)) {
        try {/* w  w w  . j  av  a2 s  .  co m*/
            ZkUtil.listChildrenAndWatchThem(zkClient, NConstants.ZNODE_LEAFSERVERS);
            update(tracker.getMembers());
        } catch (KeeperException e) {
            LOG.error(e.getMessage(), e);
        }
    }

}