001 package railo.runtime.type.scope.session; 002 003 import railo.commons.io.log.Log; 004 import railo.runtime.PageContext; 005 import railo.runtime.exp.PageException; 006 import railo.runtime.type.Collection; 007 import railo.runtime.type.Struct; 008 import railo.runtime.type.StructImpl; 009 import railo.runtime.type.scope.SessionPlus; 010 import railo.runtime.type.scope.storage.StorageScopeCache; 011 012 public final class SessionCache extends StorageScopeCache implements SessionPlus { 013 014 private static final long serialVersionUID = -875719423763891692L; 015 016 private SessionCache(PageContext pc,String cacheName, String appName,Struct sct) { 017 super(pc,cacheName,appName,"session",SCOPE_SESSION,sct); 018 } 019 020 /** 021 * Constructor of the class, clone existing 022 * @param other 023 */ 024 private SessionCache(StorageScopeCache other,boolean deepCopy) { 025 super(other,deepCopy); 026 } 027 028 /** 029 * @see railo.runtime.type.Collection#duplicate(boolean) 030 */ 031 public Collection duplicate(boolean deepCopy) { 032 return new SessionCache(this,deepCopy); 033 } 034 035 /** 036 * load an new instance of the client datasource scope 037 * @param cacheName 038 * @param appName 039 * @param pc 040 * @return client datasource scope 041 * @throws PageException 042 */ 043 public static SessionPlus getInstance(String cacheName, String appName, PageContext pc,Log log) throws PageException { 044 Struct _sct = _loadData(pc, cacheName, appName,"session", log); 045 //structOk=true; 046 if(_sct==null) _sct=new StructImpl(); 047 048 return new SessionCache(pc,cacheName,appName,_sct); 049 } 050 051 public static boolean hasInstance(String cacheName, String appName, PageContext pc) { 052 try { 053 return _loadData(pc, cacheName, appName,"session", null)!=null; 054 } 055 catch (PageException e) { 056 return false; 057 } 058 } 059 060 061 public static SessionPlus getInstance(String cacheName, String appName, PageContext pc,Log log, SessionPlus defaultValue) { 062 try { 063 return getInstance(cacheName, appName, pc,log); 064 } 065 catch (PageException e) {} 066 return defaultValue; 067 } 068 069 }