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Java Source Code / Java Documentation » EJB Server resin 3.1.5 » resin » com.caucho.server.cluster   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.caucho.server.cluster.StoreManager All known Subclasses:   com.caucho.server.cluster.FileStore, StoreManager abstract public class StoreManager implements AlarmListener,EnvironmentListener,ClassLoaderListener(Code) Base class for distributed stores. Inner Class :static class ObjectKey Field Summary final static  L10N L      protected  LruCache<String, ClusterObject> _clusterObjects      protected  long _idleCheckInterval      protected  boolean _isAlwaysLoad      protected  boolean _isAlwaysSave      protected volatile  long _loadCount      protected volatile  long _loadFailCount      protected  long _maxIdleTime      protected volatile  long _saveCount      protected volatile  long _saveFailCount      protected  int _selfIndex      protected  HashMap<String, Store> _storeMap      final protected static  Logger log      Constructor Summary protected   StoreManager()      Method Summary public  void access(String uniqueId)      Updates the object's access time. public  void access(Store store, String id)      Updates the object's access time. abstract public  void accessImpl(String uniqueId)      Updates the object's access time in the persistent store. public  void classLoaderDestroy(DynamicClassLoader loader)      Handles the case where the environment loader is dropped. public  void classLoaderInit(DynamicClassLoader loader)      Handles the case where the environment is activated. public  void clearOldObjects()      Cleans old objects.  ClusterObject create(Store store, String id)      Creates the cluster object.  ClusterObject createClusterObject(Store store, String id)      Returns the cluster object. public  Store createStore(String storeId, ObjectManager objectManager)      Creates a Store. static  int decode(int code)      public  void destroy()      Called at end of life. public  void environmentConfig(EnvironmentClassLoader loader)      Handles the case where the environment is activated. public  void environmentStart(EnvironmentClassLoader loader)      Handles the case where the environment is activated. public  void environmentStop(EnvironmentClassLoader loader)      public  long getAccessWindowTime()      Returns the length of time an idle object can remain in the store before being cleaned. public  PersistentStoreMXBean getAdmin()      Returns the admin. public  Cluster getCluster()      Gets the cluster.  ClusterObject getClusterObject(Store store, String id)      Returns the cluster object.  ClusterObject getClusterObject(String storeId, String id)      Returns the cluster object.  ClusterObject getClusterObject(String uniqueId)      Returns the cluster object. public  long getIdleCheckTime()      Sets the idle check interval for the alarm. public  long getLoadCount()      Returns the total objects loaded. public  long getLoadFailCount()      Returns the objects which failed to load. public  long getMaxIdleTime()      Returns the length of time an idle object can remain in the store before being cleaned. public  long getObjectCount()      protected  ServerConnector getOwningServer(String objectId)      public  int getPrimaryIndex(String id, int offset)      Returns the owning index. public  long getSaveCount()      Returns the total objects saved. public  long getSaveFailCount()      Returns the objects which failed to save. public  int getSecondaryIndex(String id, int offset)      Returns the backup index. protected  int getSelfIndex()      Returns the self servers. protected  ServerConnector[] getServerList()      Returns the list of cluster servers. public  Store getStore(String storeId)      Creates a ClusterObjectManager. public  int getTertiaryIndex(String id, int offset)      Returns the backup index. public  void handleAlarm(Alarm alarm)      Handles a callback from an alarm, scheduling the timeout. public  boolean init()      Called after any factory settings. public  boolean isAlwaysLoad()      Set true if the store should always try to load the object. public  boolean isAlwaysSave()      Set true if the store should always try to store the object. protected  boolean isPrimary(String id)      Returns true if this server is a primary for the given object id. abstract protected  boolean load(ClusterObject clusterObject, Object obj)      Loads object access time. public  void remove(ClusterObject obj)      When the object is no longer valid, remove it from the backing store. public  void remove(Store store, String objectId)      When the object is no longer valid, remove it from the backing store.  ClusterObject removeClusterObject(String storeId, String id)      Returns the cluster object. public  Store removeStore(String storeId)      Removes a Store. public  void setAlwaysLoad(boolean alwaysLoad)      Set true if the store should always try to load the object. public  void setAlwaysSave(boolean alwaysSave)      Set true if the store should always try to store the object. public  void setCluster(Cluster cluster)      Sets the cluster. public  void setExpireInterval(String uniqueId, long expires)      Sets the timef for the expires interval. Parameters:   uniqueId - the identifier of the object. public  void setMaxIdleTime(Period maxIdleTime)      Sets the length of time an idle object can remain in the store before being cleaned. public  boolean start()      Called to start the store. public  void store(Store store, String id, Object obj)      Saves the object to the cluster. abstract protected  void store(ClusterObject clusterObject, TempStream tempStream, long crc)      Save the object to the store. public  String toString()      public  void update(String storeId, String objectId)      When the object is no longer valid, remove it from the backing store. public  void updateIdleCheckInterval(long idleCheckInterval)      Sets the idle check interval for the alarm. public  void updateOwner(String objectId, String uniqueId)      Updates the owner object. Field Detail L final static L10N L(Code) _clusterObjects protected LruCache<String, ClusterObject> _clusterObjects(Code) _idleCheckInterval protected long _idleCheckInterval(Code) _isAlwaysLoad protected boolean _isAlwaysLoad(Code) _isAlwaysSave protected boolean _isAlwaysSave(Code) _loadCount protected volatile long _loadCount(Code) _loadFailCount protected volatile long _loadFailCount(Code) _maxIdleTime protected long _maxIdleTime(Code) _saveCount protected volatile long _saveCount(Code) _saveFailCount protected volatile long _saveFailCount(Code) _selfIndex protected int _selfIndex(Code) _storeMap protected HashMap<String, Store> _storeMap(Code) log final protected static Logger log(Code) Constructor Detail StoreManager protected StoreManager()(Code) Method Detail access public void access(String uniqueId) throws Exception(Code) Updates the object's access time. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to update. access public void access(Store store, String id) throws Exception(Code) Updates the object's access time. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to update. accessImpl abstract public void accessImpl(String uniqueId) throws Exception(Code) Updates the object's access time in the persistent store. Parameters:   uniqueId - the identifier of the object. classLoaderDestroy public void classLoaderDestroy(DynamicClassLoader loader)(Code) Handles the case where the environment loader is dropped. classLoaderInit public void classLoaderInit(DynamicClassLoader loader)(Code) Handles the case where the environment is activated. clearOldObjects public void clearOldObjects() throws Exception(Code) Cleans old objects. Living objects corresponding to the old objects are not cleared, since their timeout should be less than the store timeout. create ClusterObject create(Store store, String id)(Code) Creates the cluster object. createClusterObject ClusterObject createClusterObject(Store store, String id)(Code) Returns the cluster object. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. createStore public Store createStore(String storeId, ObjectManager objectManager)(Code) Creates a Store. The Store manages persistent objects for a particular domain, like the sesions for the /foo URL. Parameters:   storeId - the persistent domain. decode static int decode(int code)(Code) destroy public void destroy()(Code) Called at end of life. environmentConfig public void environmentConfig(EnvironmentClassLoader loader)(Code) Handles the case where the environment is activated. environmentStart public void environmentStart(EnvironmentClassLoader loader)(Code) Handles the case where the environment is activated. environmentStop public void environmentStop(EnvironmentClassLoader loader)(Code) Handles the case where the environment loader is stops getAccessWindowTime public long getAccessWindowTime()(Code) Returns the length of time an idle object can remain in the store before being cleaned. getAdmin public PersistentStoreMXBean getAdmin()(Code) Returns the admin. getCluster public Cluster getCluster()(Code) Gets the cluster. getClusterObject ClusterObject getClusterObject(Store store, String id)(Code) Returns the cluster object. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. getClusterObject ClusterObject getClusterObject(String storeId, String id)(Code) Returns the cluster object. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. getClusterObject ClusterObject getClusterObject(String uniqueId)(Code) Returns the cluster object. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. getIdleCheckTime public long getIdleCheckTime()(Code) Sets the idle check interval for the alarm. getLoadCount public long getLoadCount()(Code) Returns the total objects loaded. getLoadFailCount public long getLoadFailCount()(Code) Returns the objects which failed to load. getMaxIdleTime public long getMaxIdleTime()(Code) Returns the length of time an idle object can remain in the store before being cleaned. getObjectCount public long getObjectCount()(Code) Returns the objects in the store getOwningServer protected ServerConnector getOwningServer(String objectId)(Code) Returns the cluster server which owns the object getPrimaryIndex public int getPrimaryIndex(String id, int offset)(Code) Returns the owning index. getSaveCount public long getSaveCount()(Code) Returns the total objects saved. getSaveFailCount public long getSaveFailCount()(Code) Returns the objects which failed to save. getSecondaryIndex public int getSecondaryIndex(String id, int offset)(Code) Returns the backup index. getSelfIndex protected int getSelfIndex()(Code) Returns the self servers. getServerList protected ServerConnector[] getServerList()(Code) Returns the list of cluster servers. getStore public Store getStore(String storeId)(Code) Creates a ClusterObjectManager. The ClusterObjectManager manages persistent objects for a particular domain, like the sesions for the /foo URL. Parameters:   storeId - the persistent domain. getTertiaryIndex public int getTertiaryIndex(String id, int offset)(Code) Returns the backup index. handleAlarm public void handleAlarm(Alarm alarm)(Code) Handles a callback from an alarm, scheduling the timeout. init public boolean init() throws Exception(Code) Called after any factory settings. isAlwaysLoad public boolean isAlwaysLoad()(Code) Set true if the store should always try to load the object. isAlwaysSave public boolean isAlwaysSave()(Code) Set true if the store should always try to store the object. isPrimary protected boolean isPrimary(String id)(Code) Returns true if this server is a primary for the given object id. load abstract protected boolean load(ClusterObject clusterObject, Object obj) throws Exception(Code) Loads object access time. Parameters:   obj - the object to update. remove public void remove(ClusterObject obj) throws Exception(Code) When the object is no longer valid, remove it from the backing store. Parameters:   obj - the object to remove remove public void remove(Store store, String objectId) throws Exception(Code) When the object is no longer valid, remove it from the backing store. Parameters:   store - the identifier of the storeage group Parameters:   objectId - the identifier of the object to remove removeClusterObject ClusterObject removeClusterObject(String storeId, String id)(Code) Returns the cluster object. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. removeStore public Store removeStore(String storeId)(Code) Removes a Store. The Store manages persistent objects for a particular domain, like the sesions for the /foo URL. Parameters:   storeId - the persistent domain. setAlwaysLoad public void setAlwaysLoad(boolean alwaysLoad)(Code) Set true if the store should always try to load the object. setAlwaysSave public void setAlwaysSave(boolean alwaysSave)(Code) Set true if the store should always try to store the object. setCluster public void setCluster(Cluster cluster)(Code) Sets the cluster. setExpireInterval public void setExpireInterval(String uniqueId, long expires) throws Exception(Code) Sets the timef for the expires interval. Parameters:   uniqueId - the identifier of the object. long the time in ms for the expire setMaxIdleTime public void setMaxIdleTime(Period maxIdleTime)(Code) Sets the length of time an idle object can remain in the store before being cleaned. start public boolean start() throws Exception(Code) Called to start the store. store public void store(Store store, String id, Object obj) throws IOException(Code) Saves the object to the cluster. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. store abstract protected void store(ClusterObject clusterObject, TempStream tempStream, long crc) throws Exception(Code) Save the object to the store. Parameters:   storeId - the identifier of the storage group Parameters:   obj - the object to store. toString public String toString()(Code) update public void update(String storeId, String objectId) throws Exception(Code) When the object is no longer valid, remove it from the backing store. Parameters:   storeId - the identifier of the storeage group Parameters:   objectId - the identifier of the object to remove updateIdleCheckInterval public void updateIdleCheckInterval(long idleCheckInterval)(Code) Sets the idle check interval for the alarm. updateOwner public void updateOwner(String objectId, String uniqueId) throws Exception(Code) Updates the owner object. Parameters:   uniqueId - the identifier of the storage group Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)