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Java Source Code / Java Documentation » Web Server » jo » com.tagtraum.framework.server   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.tagtraum.framework.server.Service All known Subclasses:   com.tagtraum.metaserver.MetaServer,  com.tagtraum.jobalancer.JoBalancer,  com.tagtraum.jo.JoServletService, Service abstract public class Service implements Serializable,I_Service,C_Service(Code) A Service-implementation. author:    Hendrik Schreiber version:    1.1beta1 $Id: Service.java,v 1.4 2003/09/13 04:59:56 hendriks73 Exp $ See Also:   com.tagtraum.metaserver.MetaServer See Also:   TCPService See Also:   UDPService Field Summary protected  int maxHandlers      Maximum number of HandlerThreads. protected  int minHandlers      Minimum number of HandlerThreads. protected  boolean myAlive      Alive flag. protected  Hashtable myAttributes      Attributes. protected  Factory myFactory      Handler factory. protected  String myHandlerClassname      The Handlers classname. protected  Constructor myHandlerConstructor      protected  Object[] myHandlerConstructorArgs      protected  int myHandlerCount      Number of instantiated handlers (ever). protected transient  Hashtable myListeners      Listeners. protected  Log myLog      This service's log. protected  int myMajorVersion      Major version number. protected  int myMinorVersion      Minor version number. protected  String myName      The Service's name. protected transient  HandlerPool myPool      Handlerpool. protected  long myRunningSince      Running since. protected  int mySoTimeout      Socket Timeout. protected transient  ThreadGroup myThreadGroup      Handler ThreadGroup. protected transient  boolean stopped      Flag that indicates whether this Service should be stopped. public static  String vcid      Constructor Summary public   Service()      Default-Constructor. Method Summary public synchronized  void addListener(I_Listener aListener)      Adds a Listener. protected  void destroyLongRunningHandlers()      Method. public  int getActiveHandlerCount()      Returns the number of currently active handlers. public  Object getAttribute(String key)      Returns an attribute. public  Enumeration getAttributeNames()      Enumeration of all attribute keys. public  String getGroupId()      public  I_Handler getHandler()      Returns a ready-to-use I_Handler . public  String getHandlerClassname()      Return the name of the handler's class. protected  Constructor getHandlerConstructor()      protected  Object[] getHandlerConstructorArgs()      public  int getHandlerCount()      Returns the number of registered handlers. public  Factory getHandlerFactory()      Returns the factory used for instatiating the handlers. public synchronized  I_Listener getListener(String aName)      Returns a listener. public  int getMajorVersion()      Returns a 2 for a service version 2.4. public  int getMaxHandlerThreads()      Returns the max number of Handler s. public  int getMinHandlerThreads()      Returns the min number of Handler s. public  int getMinorVersion()      Returns a 4 for a service version 2.4. public  String getName()      Returns the name of this Service. public  int getPeakActiveHandlerCount()      Returns the highest number of active handlers that have been used in the past. public  String getServerInfo()      Returns a server info String. public  int getSoTimeout()      Returns SO_TIMEOUT for the accepting sockets. public  ThreadGroup getThreadGroup()      Gets threadgroup of this Service. public  String getUserId()      public  void handleSoTimeout()      Is called when a SO_TIMEOUT happened in one of the I_Listener s. public synchronized  boolean isAlive()      Indicates whether this Service is alive or not. public  boolean isRestartable()      Indicates whether this server is restartable or not. public  boolean isStopped()      Indicates, whether the stopped Flag was set. public  Enumeration listenerNames()      Returns an Enumeration of all listener names. protected  I_Handler newHandler()      Returns a new I_Handler instance. public  void recycleHandler(I_Handler aHandler)      Recycles a I_Handler . public synchronized  void removeAllListeners()      Removes all listeners. public  void removeHandler(I_Handler aHandler)      Unregisteres a Handler from this service. public synchronized  void removeListener(String aName)      Removes a Listener. public synchronized  void restart()      Restarts this Service. public  long runningSince()      public  void setAttribute(String key, Object value)      Sets an attribute. public  void setGroupId(String groupId)      public  void setHandlerClassname(String aClassname)      Sets the name of the handler class to use. public  void setHandlerFactory(Factory aFactory)      Sets the factory used for instatiating the handlers. public  void setMajorVersion(int aVersion)      Sets the major version for this service. public  void setMaxHandlerThreads(int max)      Sets the max number of Handler s. public  void setMinHandlerThreads(int min)      Sets the min number of Handler s. public  void setMinorVersion(int aVersion)      Sets the minor version for this service. public  void setName(String name)      Sets the name of this Service. public  void setSoTimeout(int aSoTimeout)      Sets SO_TIMEOUT for the accepting sockets. public  void setUserId(String userId)      public synchronized  void start()      Starts this Service. public synchronized  void stop()      Stops this Service. Field Detail maxHandlers protected int maxHandlers(Code) Maximum number of HandlerThreads. minHandlers protected int minHandlers(Code) Minimum number of HandlerThreads. myAlive protected boolean myAlive(Code) Alive flag. myAttributes protected Hashtable myAttributes(Code) Attributes. myFactory protected Factory myFactory(Code) Handler factory. myHandlerClassname protected String myHandlerClassname(Code) The Handlers classname. myHandlerConstructor protected Constructor myHandlerConstructor(Code) myHandlerConstructorArgs protected Object[] myHandlerConstructorArgs(Code) myHandlerCount protected int myHandlerCount(Code) Number of instantiated handlers (ever). myListeners protected transient Hashtable myListeners(Code) Listeners. myLog protected Log myLog(Code) This service's log. myMajorVersion protected int myMajorVersion(Code) Major version number. myMinorVersion protected int myMinorVersion(Code) Minor version number. myName protected String myName(Code) The Service's name. myPool protected transient HandlerPool myPool(Code) Handlerpool. myRunningSince protected long myRunningSince(Code) Running since. mySoTimeout protected int mySoTimeout(Code) Socket Timeout. myThreadGroup protected transient ThreadGroup myThreadGroup(Code) Handler ThreadGroup. stopped protected transient boolean stopped(Code) Flag that indicates whether this Service should be stopped. vcid public static String vcid(Code) Source-Version Constructor Detail Service public Service()(Code) Default-Constructor. This constructor has to be called in order to initialize data structures etc. Method Detail addListener public synchronized void addListener(I_Listener aListener)(Code) Adds a Listener. Parameters:   aListener - a listener destroyLongRunningHandlers protected void destroyLongRunningHandlers()(Code) Method. getActiveHandlerCount public int getActiveHandlerCount()(Code) Returns the number of currently active handlers. the number of currently active handlers getAttribute public Object getAttribute(String key)(Code) Returns an attribute. the attribute or null, if it doesn't exist. Parameters:   key - the attribute's key getAttributeNames public Enumeration getAttributeNames()(Code) Enumeration of all attribute keys. an Enumeration of all attribute keys getGroupId public String getGroupId()(Code) getHandler public I_Handler getHandler() throws HandlerException(Code) Returns a ready-to-use I_Handler . a I_Handler exception:   HandlerException - if it is not possible to get a I_Handler getHandlerClassname public String getHandlerClassname()(Code) Return the name of the handler's class. the handler's classname getHandlerConstructor protected Constructor getHandlerConstructor() throws Exception(Code) Method declaration throws:   Exception - getHandlerConstructorArgs protected Object[] getHandlerConstructorArgs()(Code) Method declaration getHandlerCount public int getHandlerCount()(Code) Returns the number of registered handlers. the number of registered handlers getHandlerFactory public Factory getHandlerFactory()(Code) Returns the factory used for instatiating the handlers. the factory getListener public synchronized I_Listener getListener(String aName)(Code) Returns a listener. Parameters:   aName - a listener name a listener or null getMajorVersion public int getMajorVersion()(Code) Returns a 2 for a service version 2.4. major version getMaxHandlerThreads public int getMaxHandlerThreads()(Code) Returns the max number of Handler s. max number of Handlers getMinHandlerThreads public int getMinHandlerThreads()(Code) Returns the min number of Handler s. min number of Handlers getMinorVersion public int getMinorVersion()(Code) Returns a 4 for a service version 2.4. minor version getName public String getName()(Code) Returns the name of this Service. the name of this Service getPeakActiveHandlerCount public int getPeakActiveHandlerCount()(Code) Returns the highest number of active handlers that have been used in the past. the number of currently active handlers getServerInfo public String getServerInfo()(Code) Returns a server info String. a server info string getSoTimeout public int getSoTimeout()(Code) Returns SO_TIMEOUT for the accepting sockets. Parameters:   aSoTimeout - time in ms getThreadGroup public ThreadGroup getThreadGroup()(Code) Gets threadgroup of this Service. threadgroup getUserId public String getUserId()(Code) handleSoTimeout public void handleSoTimeout()(Code) Is called when a SO_TIMEOUT happened in one of the I_Listener s. Default behavior is trim the HandlerPool to a minimum. See Also:    #setMinHandlerThreads(); isAlive public synchronized boolean isAlive()(Code) Indicates whether this Service is alive or not. true or false isRestartable public boolean isRestartable()(Code) Indicates whether this server is restartable or not. This depends on the user it is run under and the ports it is bound to. isStopped public boolean isStopped()(Code) Indicates, whether the stopped Flag was set. true or false listenerNames public Enumeration listenerNames()(Code) Returns an Enumeration of all listener names. the listener names newHandler protected I_Handler newHandler() throws HandlerException(Code) Returns a new I_Handler instance. a handler throws:   HandlerException - if something goes wrong recycleHandler public void recycleHandler(I_Handler aHandler)(Code) Recycles a I_Handler . Parameters:   aHandler - I_Handler to recycle removeAllListeners public synchronized void removeAllListeners()(Code) Removes all listeners. removeHandler public void removeHandler(I_Handler aHandler)(Code) Unregisteres a Handler from this service. removeListener public synchronized void removeListener(String aName)(Code) Removes a Listener. Parameters:   aName - a listener name restart public synchronized void restart() throws ServerException(Code) Restarts this Service. exception:   ServerException - if it is not possible toeither start or stop this Service runningSince public long runningSince()(Code) Returns the time when the service was started the time when the service was started setAttribute public void setAttribute(String key, Object value)(Code) Sets an attribute. Parameters:   key - key of this attribute Parameters:   value - value of this attribute setGroupId public void setGroupId(String groupId)(Code) setHandlerClassname public void setHandlerClassname(String aClassname)(Code) Sets the name of the handler class to use. The class has to implement the interface I_Handler . Parameters:   aClassname - the handler classname See Also:   I_Handler setHandlerFactory public void setHandlerFactory(Factory aFactory)(Code) Sets the factory used for instatiating the handlers. Parameters:   aFactory - the factory setMajorVersion public void setMajorVersion(int aVersion)(Code) Sets the major version for this service. Parameters:   aVersion - major version setMaxHandlerThreads public void setMaxHandlerThreads(int max)(Code) Sets the max number of Handler s. Parameters:   max - max number of Handlers setMinHandlerThreads public void setMinHandlerThreads(int min)(Code) Sets the min number of Handler s. Parameters:   min - min number of Handlers setMinorVersion public void setMinorVersion(int aVersion)(Code) Sets the minor version for this service. Parameters:   aVersion - minor version setName public void setName(String name)(Code) Sets the name of this Service. Parameters:   name - name of this Service setSoTimeout public void setSoTimeout(int aSoTimeout)(Code) Sets SO_TIMEOUT for the accepting sockets. Parameters:   aSoTimeout - time in ms setUserId public void setUserId(String userId)(Code) start public synchronized void start() throws ServerException(Code) Starts this Service. exception:   ServerException - if it is not possible tostart this Service stop public synchronized void stop() throws ServerException(Code) Stops this Service. exception:   ServerException - if it is not possible tostop this Service 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)