Class ProbeAdminHandler

java.lang.Object

org.jgroups.admin.AdminHandler

org.jgroups.admin.ProbeAdminHandler

public class ProbeAdminHandler
extends AdminHandler

Implementation of AdminHandler which invokes all DiagnosticsHandler.ProbeHandler instances in the instance and returns the collected responses as strings

Since:

5.6.0

Author:

Bela Ban

Field Summary

Fields

Modifier and Type	Field	Description
protected final AtomicInteger	cnt
static final String	KEY
protected final ResponseCollector<String>	rsp_coll
protected long	timeout

Fields inherited from class AdminHandler

ch, FAIL, OK

Constructor Summary

Constructors

Constructor	Description
ProbeAdminHandler(JChannel ch)

Method Summary

Modifier and Type	Method	Description
String	executeRequest(String req)
void	handleRequest(Message msg, AdminHeader ignored)
void	handleResponse(Message msg, AdminHeader ignored)
String	sendProbeRequest(Address dest, String cmd)	Sends a probe command to all members of the current cluster.
long	timeout()
void	timeout(long t)

Methods inherited from class AdminHandler

channel, handleMessage, sendRequest, sendRequest, sendResponse, sendResponse

Methods inherited from class Object

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

Field Details

cnt

protected final AtomicInteger cnt

KEY

public static final String KEY

See Also:

• Constant Field Values

timeout

protected long timeout

rsp_coll

protected final ResponseCollector<String> rsp_coll

Constructor Details

ProbeAdminHandler

public ProbeAdminHandler(JChannel ch)

Method Details

timeout

public long timeout()

timeout

public void timeout(long t)

executeRequest

public String executeRequest(String req)

Overrides:

executeRequest in class AdminHandler

sendProbeRequest

public String sendProbeRequest(Address dest,
 String cmd)

Sends a probe command to all members of the current cluster. Example: "probe FRAG2.number"

Parameters:

dest - The destination address; null to send the command to all members

cmd - The probe command

handleRequest

public void handleRequest(Message msg,
 AdminHeader ignored)

Specified by:

handleRequest in class AdminHandler

handleResponse

public void handleResponse(Message msg,
 AdminHeader ignored)

Specified by:

handleResponse in class AdminHandler