scone.netobjects
Class UserCache

java.lang.Object
  scone.netobjects.UserCache

All Implemented Interfaces:

TableRecordCacheInterface

public class UserCache
extends java.lang.Object
implements TableRecordCacheInterface

This Class is used to access User objects and cache them in a hashtable.

Author:

Harald Weinreich, Volkert Buchmann

Field Summary

protected static CacheTable	cache
static java.lang.Object	lock

Constructor Summary

UserCache()

Method Summary

static User	check(java.lang.String name, java.lang.String password) Check if the user exists in Cache or DB AND if password is right.
static User	checkById(java.lang.String id)
static void	clean() save cache to DB
static User	get(java.lang.String name)
static User	getById(java.lang.String id)
static java.util.Vector	getUsers(java.lang.String sqlClause) This method returns a Vector of users to a given query string
static void	init(int timeTillCleanUp, int gcType)

Methods inherited from class java.lang.Object

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

Field Detail

cache

protected static CacheTable cache

lock

public static java.lang.Object lock

Constructor Detail

UserCache

public UserCache()

Method Detail

init

public static void init(int timeTillCleanUp,
                        int gcType)

getById

public static User getById(java.lang.String id)

checkById

public static User checkById(java.lang.String id)

get

public static User get(java.lang.String name)

check

public static User check(java.lang.String name,
                         java.lang.String password)

Check if the user exists in Cache or DB AND if password is right. Return user object if user and password found, otherwise return null.

getUsers

public static java.util.Vector getUsers(java.lang.String sqlClause)

This method returns a Vector of users to a given query string

Parameters:

sqlClause - The where clause for the query string.

clean

public static void clean()

save cache to DB