org.apache.mesos.state

Class LogState

java.lang.Object

org.apache.mesos.state.AbstractState

org.apache.mesos.state.LogState

All Implemented Interfaces:

State

public class LogState
extends AbstractState

Implementation of State that uses a replicated log to store variables/values.

Constructor Summary

Constructors

Constructor and Description
LogState(String servers, long timeout, TimeUnit unit, String znode, long quorum, String path) Constructs a new instance of LogState.
LogState(String servers, long timeout, TimeUnit unit, String znode, long quorum, String path, int diffsBetweenSnapshots) Constructs a new instance of LogState.

Method Summary

Methods

Modifier and Type	Method and Description
protected void	finalize()
protected void	initialize(String servers, long timeout, TimeUnit unit, String znode, long quorum, String path, int diffsBetweenSnapshots)

Methods inherited from class org.apache.mesos.state.AbstractState

expunge, fetch, names, store

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LogState

public LogState(String servers,
        long timeout,
        TimeUnit unit,
        String znode,
        long quorum,
        String path)

Constructs a new instance of LogState.

Parameters:

servers - List of ZooKeeper servers, e.g., 'ip1:port1,ip2:port2'.

timeout - ZooKeeper session timeout.

unit - Unit for session timeout.

znode - Path to znode where log replicas should be found.

quorum - Number of replicas necessary to persist a write.

path - Path the local replica uses to read/write data.

LogState

public LogState(String servers,
        long timeout,
        TimeUnit unit,
        String znode,
        long quorum,
        String path,
        int diffsBetweenSnapshots)

Constructs a new instance of LogState.

Parameters:

servers - List of ZooKeeper servers, e.g., 'ip1:port1,ip2:port2'.

timeout - ZooKeeper session timeout.

unit - Unit for session timeout.

znode - Path to znode where log replicas should be found.

quorum - Number of replicas necessary to persist a write.

path - Path the local replica uses to read/write data.

diffsBetweenSnapshots - Number of diffs to write between snapshots.

Method Detail

initialize

protected void initialize(String servers,
              long timeout,
              TimeUnit unit,
              String znode,
              long quorum,
              String path,
              int diffsBetweenSnapshots)

finalize

protected void finalize()

Overrides:

finalize in class AbstractState