Package de.businesscode.bcdui.web.servlets

Class CacheManager

  • All Implemented Interfaces:
    java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig
    public class CacheManager
extends javax.servlet.http.HttpServlet
    Servlet to manage cache settings (VFS, Bindings): delete, reload
    See Also:
    Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      CacheManager()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void doGet​(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)  
      protected void doPost​(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)  
      protected void executeCallBack​(java.lang.String action)
      if this.callBackClass is configured invoke the refresh() Method of the fresh created instance if the class can't be instanciated it wont be tried again.
      void init​(javax.servlet.ServletConfig config)  
      protected java.lang.String performAction​(java.lang.String action)
      performance an action and returns possible action response
      protected void refreshAll()
      refreshAll caches and reloads Bindings, VFS
      protected void refreshVFS()  

      • Methods inherited from class javax.servlet.http.HttpServlet

        doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

      • Methods inherited from class javax.servlet.GenericServlet

        destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • CacheManager

        public CacheManager()

    • Method Detail

      • init

        public void init​(javax.servlet.ServletConfig config)
          throws javax.servlet.ServletException
        Specified by:
        init in interface javax.servlet.Servlet
        Overrides:
        init in class javax.servlet.GenericServlet
        Throws:
        javax.servlet.ServletException

      • doGet

        protected void doGet​(javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     java.io.IOException
        Overrides:
        doGet in class javax.servlet.http.HttpServlet
        Throws:
        javax.servlet.ServletException
        java.io.IOException

      • performAction

        protected java.lang.String performAction​(java.lang.String action)
                                  throws javax.servlet.ServletException
        performance an action and returns possible action response
        Parameters:
        action - to perform
        Returns:
        null if action succeeds or error response
        Throws:
        BindingException
        org.apache.commons.vfs.FileSystemException
        javax.servlet.ServletException

      • doPost

        protected void doPost​(javax.servlet.http.HttpServletRequest req,
                      javax.servlet.http.HttpServletResponse resp)
               throws javax.servlet.ServletException,
                      java.io.IOException
        Overrides:
        doPost in class javax.servlet.http.HttpServlet
        Throws:
        javax.servlet.ServletException
        java.io.IOException

      • refreshAll

        protected void refreshAll()
                   throws BindingException,
                          javax.servlet.ServletException
        refreshAll caches and reloads Bindings, VFS
        Throws:
        BindingException
        org.apache.commons.vfs.FileSystemException
        javax.servlet.ServletException

      • refreshVFS

        protected void refreshVFS()
                   throws org.apache.commons.vfs.FileSystemException,
                          BindingException
        Throws:
        org.apache.commons.vfs.FileSystemException
        BindingException

      • executeCallBack

        protected void executeCallBack​(java.lang.String action)
        if this.callBackClass is configured invoke the refresh() Method of the fresh created instance if the class can't be instanciated it wont be tried again.