com.caucho.server.webapp
Class ServletContextImpl

java.lang.Object
  com.caucho.server.webapp.ServletContextImpl

All Implemented Interfaces:

ServletContext

Direct Known Subclasses:

WebApp

public class ServletContextImpl
extends java.lang.Object
implements ServletContext

Bare-bones servlet context implementation.

Constructor Summary

ServletContextImpl()

Method Summary

protected void	addAttributeListener(ServletContextAttributeListener listener) Adds the listener.
Path	getAppDir()
java.lang.Object	getAttribute(java.lang.String name) Returns the named attribute.
java.util.Enumeration	getAttributeNames() Returns an enumeration of the attribute names.
ServletContext	getContext(java.lang.String uri) Returns the servlet context for the name.
java.lang.String	getContextPath() Gets the servlet context name
java.lang.String	getInitParameter(java.lang.String name) Gets the init params
java.util.Enumeration	getInitParameterNames() Gets the init params
int	getMajorVersion() Returns the servlet major version
java.lang.String	getMimeType(java.lang.String uri) Returns the mime type for the name.
int	getMinorVersion() Returns the servlet minor version
RequestDispatcher	getNamedDispatcher(java.lang.String servletName) Returns a dispatcher for the named servlet.
java.lang.String	getRealPath(java.lang.String uri) Maps from a URI to a real path.
RequestDispatcher	getRequestDispatcher(java.lang.String uri) Returns the dispatcher.
java.net.URL	getResource(java.lang.String name) Returns a resource for the given uri.
java.io.InputStream	getResourceAsStream(java.lang.String uripath) Returns the resource for a uripath as an input stream.
java.util.Set	getResourcePaths(java.lang.String prefix) Returns an enumeration of all the resources.
java.lang.String	getServerInfo() Returns the server information
Servlet	getServlet(java.lang.String name)
java.lang.String	getServletContextName() Gets the servlet context name
java.util.Enumeration	getServletNames()
java.util.Enumeration	getServlets()
void	log(java.lang.Exception e, java.lang.String msg) Deprecated.
void	log(java.lang.String message) Logs a message to the error file.
void	log(java.lang.String message, java.lang.Throwable e) Error logging
void	removeAttribute(java.lang.String name) Removes an attribute from the servlet context.
void	setAttribute(java.lang.String name, java.lang.Object value) Sets an application attribute.
void	setDisplayName(java.lang.String name) Sets the servlet context name
protected void	setInitParameter(java.lang.String name, java.lang.String value) Sets an init param

Methods inherited from class java.lang.Object

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

Constructor Detail

ServletContextImpl

public ServletContextImpl()

Method Detail

getAppDir

public Path getAppDir()

setDisplayName

public void setDisplayName(java.lang.String name)

Sets the servlet context name

getServletContextName

public java.lang.String getServletContextName()

Gets the servlet context name

Specified by:

getServletContextName in interface ServletContext

getContextPath

public java.lang.String getContextPath()

Gets the servlet context name

Specified by:

getContextPath in interface ServletContext

addAttributeListener

protected void addAttributeListener(ServletContextAttributeListener listener)

Adds the listener.

getServerInfo

public java.lang.String getServerInfo()

Returns the server information

Specified by:

getServerInfo in interface ServletContext

getMajorVersion

public int getMajorVersion()

Returns the servlet major version

Specified by:

getMajorVersion in interface ServletContext

getMinorVersion

public int getMinorVersion()

Returns the servlet minor version

Specified by:

getMinorVersion in interface ServletContext

setInitParameter

protected void setInitParameter(java.lang.String name,
                                java.lang.String value)

Sets an init param

getInitParameter

public java.lang.String getInitParameter(java.lang.String name)

Gets the init params

Specified by:

getInitParameter in interface ServletContext

Parameters:

name - init parameter name

Returns:

init parameter value

getInitParameterNames

public java.util.Enumeration getInitParameterNames()

Gets the init params

Specified by:

getInitParameterNames in interface ServletContext

getAttribute

public java.lang.Object getAttribute(java.lang.String name)

Returns the named attribute.

Specified by:

getAttribute in interface ServletContext

Parameters:

name - of the attribute.

Returns:

stored value

getAttributeNames

public java.util.Enumeration getAttributeNames()

Returns an enumeration of the attribute names.

Specified by:

getAttributeNames in interface ServletContext

setAttribute

public void setAttribute(java.lang.String name,
                         java.lang.Object value)

Sets an application attribute.

Specified by:

setAttribute in interface ServletContext

Parameters:

name - the name of the attribute

value - the value of the attribute

removeAttribute

public void removeAttribute(java.lang.String name)

Removes an attribute from the servlet context.

Specified by:

removeAttribute in interface ServletContext

Parameters:

name - the name of the attribute to remove.

getRealPath

public java.lang.String getRealPath(java.lang.String uri)

Maps from a URI to a real path.

Specified by:

getRealPath in interface ServletContext

Parameters:

uri - path relative to the application root to be translated.

Returns:

native file path for the uri.

getResource

public java.net.URL getResource(java.lang.String name)
                         throws java.net.MalformedURLException

Returns a resource for the given uri.

XXX: jdk 1.1.x doesn't appear to allow creation of private URL streams.

Specified by:

getResource in interface ServletContext

Parameters:

name - path relative to the application root.

Throws:

java.net.MalformedURLException

getResourceAsStream

public java.io.InputStream getResourceAsStream(java.lang.String uripath)

Returns the resource for a uripath as an input stream.

Specified by:

getResourceAsStream in interface ServletContext

Returns:

InputStream to the resource.

getResourcePaths

public java.util.Set getResourcePaths(java.lang.String prefix)

Returns an enumeration of all the resources.

Specified by:

getResourcePaths in interface ServletContext

getContext

public ServletContext getContext(java.lang.String uri)

Returns the servlet context for the name.

Specified by:

getContext in interface ServletContext

Parameters:

uri - path relative to the root

Returns:

the ServletContext responsible for the given uri.

getMimeType

public java.lang.String getMimeType(java.lang.String uri)

Returns the mime type for the name.

Specified by:

getMimeType in interface ServletContext

Parameters:

uri - path relative to the application root.

getRequestDispatcher

public RequestDispatcher getRequestDispatcher(java.lang.String uri)

Returns the dispatcher.

Specified by:

getRequestDispatcher in interface ServletContext

Parameters:

uri - path relative to the app root (including query string) for the included file.

Returns:

RequestDispatcher for later inclusion or forwarding.

getNamedDispatcher

public RequestDispatcher getNamedDispatcher(java.lang.String servletName)

Returns a dispatcher for the named servlet.

Specified by:

getNamedDispatcher in interface ServletContext

Parameters:

servletName - the servlet name to include or forward to.

Returns:

RequestDispatcher for later inclusion or forwarding.

log

public final void log(java.lang.String message)

Logs a message to the error file.

Specified by:

log in interface ServletContext

Parameters:

msg - the message to log

log

public final void log(java.lang.Exception e,
                      java.lang.String msg)

Deprecated.

Specified by:

log in interface ServletContext

log

public void log(java.lang.String message,
                java.lang.Throwable e)

Error logging

Specified by:

log in interface ServletContext

Parameters:

message - message to log

e - stack trace of the error

getServlet

public Servlet getServlet(java.lang.String name)

Specified by:

getServlet in interface ServletContext

getServletNames

public java.util.Enumeration getServletNames()

Specified by:

getServletNames in interface ServletContext

getServlets

public java.util.Enumeration getServlets()

Specified by:

getServlets in interface ServletContext