ORG.oclc.db
Class Connections

java.lang.Object
  |
  +--ORG.oclc.db.Connections

public class Connections

extends Object

Connections manages shared connections between remote hosts and DbRemoteZ objects. There may be 1 shared connection per remote host or 1 shared connection per user per remote host.

Field Summary

static boolean	One Value for PerUser flag on constructor.
static boolean	OnePerUser Value for PerUser flag on constructor.

Method Summary

boolean	add(String sessionId, Object connection)
boolean	add(String sessionId, String autho, String password, Object connection) Associate a user with a connection object.
Object	get(String sessionId, String autho, String password) Get a connection object for this server.
static Connections	getConnections(String serverName, int port, String host, boolean PerUser) Connections allows a user to share a connection to all the databases at a remote site or it allows all users to share a connection to all the databases at a remote site.
boolean	remove(String sessionId, String autho, String password) Un-associate a user from a connection object.

Methods inherited from class java.lang.Object

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

Field Detail

OnePerUser

public static final boolean OnePerUser

Value for PerUser flag on constructor. true == one connection per user.

One

public static final boolean One

Value for PerUser flag on constructor. false == one connection per remote host.

Method Detail

getConnections

public static Connections getConnections(String serverName,
                                         int port,
                                         String host,
                                         boolean PerUser)

Connections allows a user to share a connection to all the databases at a remote site or it allows all users to share a connection to all the databases at a remote site.

Parameters:

serverName - the name of ther remote server from the configuration files.

port - for the remote server

host - for the remote server

PerUser - true == each user gets a private connection to the server. false == all users share a connection to the server.

get

public Object get(String sessionId,
                  String autho,
                  String password)

Get a connection object for this server.

Parameters:

sessionId - the user requesting the connection

Returns:

Object connection object

add

public boolean add(String sessionId,
                   Object connection)

add

public boolean add(String sessionId,
                   String autho,
                   String password,
                   Object connection)

Associate a user with a connection object.

Parameters:

sessionId - user identifier

autho - the authorization if applicable

password - the password if applicable

connection - object

Returns:

true if this is a new connection; false if the connection existed and the new user was added to it

remove

public boolean remove(String sessionId,
                      String autho,
                      String password)

Un-associate a user from a connection object.

Parameters:

sessionId - user identifier

Returns: