Package org.apache.jasper.servlet

Class JspCServletContext

  • All Implemented Interfaces:
    javax.servlet.ServletContext
    public class JspCServletContext
extends Object
implements javax.servlet.ServletContext
    Simple ServletContext implementation without HTTP-specific methods.
    Author:
    Peter Rossbach (pr@webapp.de)

    • Field Detail

      • myLogWriter

        protected PrintWriter myLogWriter
        The log writer we will write log messages to.

      • myResourceBaseURL

        protected URL myResourceBaseURL
        The base URL (document root) for this context.

    • Constructor Detail

      • JspCServletContext

        public JspCServletContext​(PrintWriter aLogWriter,
                          URL aResourceBaseURL)
        Create a new instance of this ServletContext implementation.
        Parameters:
        aLogWriter - PrintWriter which is used for log() calls
        aResourceBaseURL - Resource base URL

    • Method Detail

      • getAttribute

        public Object getAttribute​(String name)
        Return the specified context attribute, if any.
        Specified by:
        getAttribute in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the requested attribute

      • getAttributeNames

        public Enumeration<String> getAttributeNames()
        Return an enumeration of context attribute names.
        Specified by:
        getAttributeNames in interface javax.servlet.ServletContext

      • getContextPath

        public String getContextPath()
        Returns the context path of the web application.
        Specified by:
        getContextPath in interface javax.servlet.ServletContext

      • getContext

        public javax.servlet.ServletContext getContext​(String uripath)
        Return the servlet context for the specified path.
        Specified by:
        getContext in interface javax.servlet.ServletContext
        Parameters:
        uripath - Server-relative path starting with '/'

      • getInitParameter

        public String getInitParameter​(String name)
        Return the specified context initialization parameter.
        Specified by:
        getInitParameter in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the requested parameter

      • getInitParameterNames

        public Enumeration<String> getInitParameterNames()
        Return an enumeration of the names of context initialization parameters.
        Specified by:
        getInitParameterNames in interface javax.servlet.ServletContext

      • getMajorVersion

        public int getMajorVersion()
        Return the Servlet API major version number.
        Specified by:
        getMajorVersion in interface javax.servlet.ServletContext

      • getMimeType

        public String getMimeType​(String file)
        Return the MIME type for the specified filename.
        Specified by:
        getMimeType in interface javax.servlet.ServletContext
        Parameters:
        file - Filename whose MIME type is requested

      • getMinorVersion

        public int getMinorVersion()
        Return the Servlet API minor version number.
        Specified by:
        getMinorVersion in interface javax.servlet.ServletContext

      • getEffectiveMajorVersion

        public int getEffectiveMajorVersion()
        Specified by:
        getEffectiveMajorVersion in interface javax.servlet.ServletContext

      • getEffectiveMinorVersion

        public int getEffectiveMinorVersion()
        Specified by:
        getEffectiveMinorVersion in interface javax.servlet.ServletContext

      • getNamedDispatcher

        public javax.servlet.RequestDispatcher getNamedDispatcher​(String name)
        Return a request dispatcher for the specified servlet name.
        Specified by:
        getNamedDispatcher in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the requested servlet

      • getRealPath

        public String getRealPath​(String path)
        Return the real path for the specified context-relative virtual path.
        Specified by:
        getRealPath in interface javax.servlet.ServletContext
        Parameters:
        path - The context-relative virtual path to resolve

      • getRequestDispatcher

        public javax.servlet.RequestDispatcher getRequestDispatcher​(String path)
        Return a request dispatcher for the specified context-relative path.
        Specified by:
        getRequestDispatcher in interface javax.servlet.ServletContext
        Parameters:
        path - Context-relative path for which to acquire a dispatcher

      • getResource

        public URL getResource​(String path)
                throws MalformedURLException
        Return a URL object of a resource that is mapped to the specified context-relative path.
        Specified by:
        getResource in interface javax.servlet.ServletContext
        Parameters:
        path - Context-relative path of the desired resource
        Throws:
        MalformedURLException - if the resource path is not properly formed

      • getResourceAsStream

        public InputStream getResourceAsStream​(String path)
        Return an InputStream allowing access to the resource at the specified context-relative path.
        Specified by:
        getResourceAsStream in interface javax.servlet.ServletContext
        Parameters:
        path - Context-relative path of the desired resource

      • getResourcePaths

        public Set<String> getResourcePaths​(String path)
        Return the set of resource paths for the "directory" at the specified context path.
        Specified by:
        getResourcePaths in interface javax.servlet.ServletContext
        Parameters:
        path - Context-relative base path

      • getServerInfo

        public String getServerInfo()
        Return descriptive information about this server.
        Specified by:
        getServerInfo in interface javax.servlet.ServletContext

      • getServlet

        public javax.servlet.Servlet getServlet​(String name)
                                 throws javax.servlet.ServletException
        Deprecated.
        This method has been deprecated with no replacement
        Return a null reference for the specified servlet name.
        Specified by:
        getServlet in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the requested servlet
        Throws:
        javax.servlet.ServletException

      • getServletContextName

        public String getServletContextName()
        Return the name of this servlet context.
        Specified by:
        getServletContextName in interface javax.servlet.ServletContext

      • getServletNames

        public Enumeration<String> getServletNames()
        Deprecated.
        This method has been deprecated with no replacement
        Return an empty enumeration of servlet names.
        Specified by:
        getServletNames in interface javax.servlet.ServletContext

      • getServlets

        public Enumeration<javax.servlet.Servlet> getServlets()
        Deprecated.
        This method has been deprecated with no replacement
        Return an empty enumeration of servlets.
        Specified by:
        getServlets in interface javax.servlet.ServletContext

      • log

        public void log​(String message)
        Log the specified message.
        Specified by:
        log in interface javax.servlet.ServletContext
        Parameters:
        message - The message to be logged

      • log

        public void log​(Exception exception,
                String message)
        Deprecated.
        Use log(String,Throwable) instead
        Log the specified message and exception.
        Specified by:
        log in interface javax.servlet.ServletContext
        Parameters:
        exception - The exception to be logged
        message - The message to be logged

      • log

        public void log​(String message,
                Throwable exception)
        Log the specified message and exception.
        Specified by:
        log in interface javax.servlet.ServletContext
        Parameters:
        message - The message to be logged
        exception - The exception to be logged

      • removeAttribute

        public void removeAttribute​(String name)
        Remove the specified context attribute.
        Specified by:
        removeAttribute in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the attribute to remove

      • setAttribute

        public void setAttribute​(String name,
                         Object value)
        Set or replace the specified context attribute.
        Specified by:
        setAttribute in interface javax.servlet.ServletContext
        Parameters:
        name - Name of the context attribute to set
        value - Corresponding attribute value

      • addServletMapping

        public void addServletMapping​(String servletName,
                              String[] urlPatterns)
        Adds servlet mappings from the given url patterns to the servlet with the given servlet name to this servlet context.

      • addFilter

        public void addFilter​(String filterName,
                      String description,
                      String className,
                      Map<String,​String> initParameters)
        Adds the filter with the given name, description, and class name to this servlet context.

      • setInitParameter

        public boolean setInitParameter​(String name,
                                String value)
        Specified by:
        setInitParameter in interface javax.servlet.ServletContext

      • addServlet

        public javax.servlet.ServletRegistration.Dynamic addServlet​(String servletName,
                                                            String className)
        Specified by:
        addServlet in interface javax.servlet.ServletContext

      • addServlet

        public javax.servlet.ServletRegistration.Dynamic addServlet​(String servletName,
                                                            javax.servlet.Servlet servlet)
        Specified by:
        addServlet in interface javax.servlet.ServletContext

      • addServlet

        public javax.servlet.ServletRegistration.Dynamic addServlet​(String servletName,
                                                            Class<? extends javax.servlet.Servlet> servletClass)
        Specified by:
        addServlet in interface javax.servlet.ServletContext

      • createServlet

        public <T extends javax.servlet.Servlet> T createServlet​(Class<T> c)
                                                  throws javax.servlet.ServletException
        Specified by:
        createServlet in interface javax.servlet.ServletContext
        Throws:
        javax.servlet.ServletException

      • getServletRegistration

        public javax.servlet.ServletRegistration getServletRegistration​(String servletName)
        Specified by:
        getServletRegistration in interface javax.servlet.ServletContext

      • getServletRegistrations

        public Map<String,​javax.servlet.ServletRegistration> getServletRegistrations()
        Specified by:
        getServletRegistrations in interface javax.servlet.ServletContext

      • addFilter

        public javax.servlet.FilterRegistration.Dynamic addFilter​(String filterName,
                                                          String className)
        Specified by:
        addFilter in interface javax.servlet.ServletContext

      • addFilter

        public javax.servlet.FilterRegistration.Dynamic addFilter​(String filterName,
                                                          javax.servlet.Filter filter)
        Specified by:
        addFilter in interface javax.servlet.ServletContext

      • addFilter

        public javax.servlet.FilterRegistration.Dynamic addFilter​(String filterName,
                                                          Class<? extends javax.servlet.Filter> filterClass)
        Specified by:
        addFilter in interface javax.servlet.ServletContext

      • createFilter

        public <T extends javax.servlet.Filter> T createFilter​(Class<T> c)
        Specified by:
        createFilter in interface javax.servlet.ServletContext

      • getFilterRegistration

        public javax.servlet.FilterRegistration getFilterRegistration​(String filterName)
        Specified by:
        getFilterRegistration in interface javax.servlet.ServletContext

      • getFilterRegistrations

        public Map<String,​javax.servlet.FilterRegistration> getFilterRegistrations()
        Specified by:
        getFilterRegistrations in interface javax.servlet.ServletContext

      • getSessionCookieConfig

        public javax.servlet.SessionCookieConfig getSessionCookieConfig()
        Specified by:
        getSessionCookieConfig in interface javax.servlet.ServletContext

      • setSessionTrackingModes

        public void setSessionTrackingModes​(Set<javax.servlet.SessionTrackingMode> sessionTrackingModes)
        Specified by:
        setSessionTrackingModes in interface javax.servlet.ServletContext

      • getDefaultSessionTrackingModes

        public Set<javax.servlet.SessionTrackingMode> getDefaultSessionTrackingModes()
        Specified by:
        getDefaultSessionTrackingModes in interface javax.servlet.ServletContext

      • getEffectiveSessionTrackingModes

        public Set<javax.servlet.SessionTrackingMode> getEffectiveSessionTrackingModes()
        Specified by:
        getEffectiveSessionTrackingModes in interface javax.servlet.ServletContext

      • addListener

        public void addListener​(String className)
        Specified by:
        addListener in interface javax.servlet.ServletContext

      • addListener

        public <T extends EventListener> void addListener​(T t)
        Specified by:
        addListener in interface javax.servlet.ServletContext

      • addListener

        public void addListener​(Class<? extends EventListener> listenerClass)
        Specified by:
        addListener in interface javax.servlet.ServletContext

      • createListener

        public <T extends EventListener> T createListener​(Class<T> clazz)
                                           throws javax.servlet.ServletException
        Specified by:
        createListener in interface javax.servlet.ServletContext
        Throws:
        javax.servlet.ServletException

      • getJspConfigDescriptor

        public javax.servlet.descriptor.JspConfigDescriptor getJspConfigDescriptor()
        Specified by:
        getJspConfigDescriptor in interface javax.servlet.ServletContext

      • getClassLoader

        public ClassLoader getClassLoader()
        Specified by:
        getClassLoader in interface javax.servlet.ServletContext

      • declareRoles

        public void declareRoles​(String... roleNames)
        Specified by:
        declareRoles in interface javax.servlet.ServletContext

      • getVirtualServerName

        public String getVirtualServerName()
        Specified by:
        getVirtualServerName in interface javax.servlet.ServletContext