wt.manager
Class ServerTable

java.lang.Object
  wt.manager.ServerTable

public class ServerTable

extends Object

Field Summary

private static Method	ON_REGISTER_SERVER_JMX_CB
private static Method	ON_REMOVE_SERVER_JMX_CB
private static WTProperties	props
static Object	REMOVE_LOCK
private static String	SERVER_MANAGER_JMX_HOOK_CLASSNAME
private Hashtable	serverTable
private Hashtable	serviceInstances
private static int	STOP_TIMEOUT

Constructor Summary

ServerTable()
Construct table to manager server references.

Method Summary

private Remote	checkRegistration(String service_name, Vector old_servers) Check for completion of new server registration.
Vector	getAllServers(String service_name) Get getAllServers
Remote	getNextServer(String service_name, Remote server) Get next server reference.
Remote	getServer(String service_name) Get server reference.
Remote	getServer(String service_name, Remote server) Get a specific server reference if it is registered.
int	getServiceInstances(String service_name)
private void	installServerSelector(String service_name)
void	registerServer(String service_name, Remote server) Register a new server reference.
private void	registerServerJmxCallback(String service_name, Remote server)
void	removeAll() Remove all server references from the table.
void	removeServer(String service_name, Remote server) Remove a server reference from the table.
void	removeServer(String service_name, Remote server, Exception report_exception) Remove a server reference from the table.
private void	removeServerJmxCallback(String service_name, Remote server, Exception report_exception)
Remote	waitForServer(String service_name, int timeout_sec, Vector old_servers) Block the current thread waiting for a given server to register.

Methods inherited from class java.lang.Object

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

Field Detail

STOP_TIMEOUT

private static final int STOP_TIMEOUT

SERVER_MANAGER_JMX_HOOK_CLASSNAME

private static final String SERVER_MANAGER_JMX_HOOK_CLASSNAME

ON_REGISTER_SERVER_JMX_CB

private static final Method ON_REGISTER_SERVER_JMX_CB

ON_REMOVE_SERVER_JMX_CB

private static final Method ON_REMOVE_SERVER_JMX_CB

props

private static WTProperties props

REMOVE_LOCK

public static final Object REMOVE_LOCK

serverTable

private Hashtable serverTable

serviceInstances

private Hashtable serviceInstances

Constructor Detail

ServerTable

public ServerTable()

Construct table to manager server references.

Method Detail

getServiceInstances

public int getServiceInstances(String service_name)
                        throws RemoteException

Throws:

RemoteException

installServerSelector

private void installServerSelector(String service_name)
                            throws RemoteException

Throws:

RemoteException

registerServer

public void registerServer(String service_name,
                           Remote server)
                    throws RemoteException

Register a new server reference.

Parameters:

service_name - name of the service

server - reference to a Remote server object

Throws:

RemoteException

registerServerJmxCallback

private void registerServerJmxCallback(String service_name,
                                       Remote server)

getServer

public Remote getServer(String service_name)
                 throws RemoteException

Get server reference.

Parameters:

service_name - name of the service

Throws:

RemoteException

getNextServer

public Remote getNextServer(String service_name,
                            Remote server)
                     throws RemoteException

Get next server reference.

Parameters:

service_name - name of the service

server - previous server

Throws:

RemoteException

getAllServers

public Vector getAllServers(String service_name)
                     throws RemoteException

Get getAllServers

Parameters:

service_name - name of the service

Throws:

RemoteException

getServer

public Remote getServer(String service_name,
                        Remote server)
                 throws RemoteException

Get a specific server reference if it is registered.

Parameters:

service_name - name of the service

server - desired server

Throws:

RemoteException

removeServer

public void removeServer(String service_name,
                         Remote server,
                         Exception report_exception)
                  throws RemoteException

Remove a server reference from the table. External servers that implement ManagedServer will be stopped by an asynchronous thread as a result of being removed from the table. Internal servers (those that are running in this VM) are not removed.

Parameters:

service_name - name of the service

server - reference to a Remote server object

report_exception - client reported exception to be displayed when removing this server

Throws:

RemoteException

removeServerJmxCallback

private void removeServerJmxCallback(String service_name,
                                     Remote server,
                                     Exception report_exception)

removeServer

public void removeServer(String service_name,
                         Remote server)
                  throws RemoteException

Remove a server reference from the table. External servers that implement ManagedServer will be stopped by an asynchronous thread as a result of being removed from the table. Internal servers (those that are running in this VM) are not removed.

Parameters:

service_name - name of the service

server - reference to a Remote server object

Throws:

RemoteException

removeAll

public void removeAll()
               throws RemoteException

Remove all server references from the table.

Throws:

RemoteException

waitForServer

public Remote waitForServer(String service_name,
                            int timeout_sec,
                            Vector old_servers)
                     throws InterruptedException,
                            RemoteException

Block the current thread waiting for a given server to register.

Parameters:

service_name - the service name

timeout_sec - number of seconds to wait

old_servers - vector of existing servers to overlook

Throws:

InterruptedException

RemoteException

checkRegistration

private Remote checkRegistration(String service_name,
                                 Vector old_servers)
                          throws RemoteException

Check for completion of new server registration.

Parameters:

service_name - the service name

old_servers - vector of existing servers to overlook

Throws:

RemoteException