com.sleepycat.je.rep.util

Class DbPing

java.lang.Object

com.sleepycat.je.rep.util.DbPing

public class DbPing
extends Object

This class provides the utility to request the current state of a replica in a JE replication group, see more details in NodeState.

Constructor Summary

Constructors

Constructor and Description
DbPing(ReplicationNode repNode, String groupName, int socketTimeout) Create a DbPing instance for programmatic use.
DbPing(ReplicationNode repNode, String groupName, int socketTimeout, DataChannelFactory channelFactory)
DbPing(ReplicationNode repNode, String groupName, int socketTimeout, File netPropsFile)
DbPing(ReplicationNode repNode, String groupName, int socketTimeout, ReplicationNetworkConfig netConfig)

Method Summary

Modifier and Type	Method and Description
NodeState	getNodeState()
static void	main(String[] args) Usage:

Methods inherited from class java.lang.Object

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

Constructor Detail

DbPing

public DbPing(ReplicationNode repNode,
              String groupName,
              int socketTimeout)

Create a DbPing instance for programmatic use.

Parameters:

repNode - a class that implements ReplicationNode

groupName - name of the group which the node joins

socketTimeout - timeout value for creating a socket connection with the node

DbPing

public DbPing(ReplicationNode repNode,
              String groupName,
              int socketTimeout,
              File netPropsFile)
       throws FileNotFoundException,
              IllegalArgumentException

Parameters:

repNode - a class that implements ReplicationNode

groupName - name of the group which the node joins

socketTimeout - timeout value for creating a socket connection with the node

netPropsFile - a File containing replication net property settings. Null is allowed.

Throws:

FileNotFoundException - if the netPropsFile does not exist

IllegalArgumentException - if the netProps file contains invalid settings.

DbPing

public DbPing(ReplicationNode repNode,
              String groupName,
              int socketTimeout,
              ReplicationNetworkConfig netConfig)

Parameters:

repNode - a class that implements ReplicationNode

groupName - name of the group which the node joins

socketTimeout - timeout value for creating a socket connection with the node

netConfig - a replication-net configuration object property settings. Null is allowed.

Throws:

IllegalArgumentException - if the netProps contains invalid settings.

DbPing

public DbPing(ReplicationNode repNode,
              String groupName,
              int socketTimeout,
              DataChannelFactory channelFactory)

Parameters:

repNode - a class that implements ReplicationNode

groupName - name of the group which the node joins

socketTimeout - timeout value for creating a socket connection with the node

channelFactory - the factory for channel creation

Throws:

IllegalArgumentException - if the netProps contains invalid settings.

Method Detail

main

public static void main(String[] args)
                 throws Exception

Usage:

 java {com.sleepycat.je.rep.util.DbPing |
       -jar je-<version>.jar DbPing}
   -nodeName <node name> # name of the node whose state is
                               # requested
   -groupName <group name> # name of the group which the node joins
   -nodeHost <host:port> # the host name and port pair the node
                               # used to join the group
   -socketTimeout              # the timeout value for creating a
                               # socket connection with the node,
                               # default is 10 seconds if not set
 

Throws:

Exception

getNodeState

public NodeState getNodeState()
                       throws IOException,
                              ServiceDispatcher.ServiceConnectFailedException

Throws:

IOException

ServiceDispatcher.ServiceConnectFailedException