org.tinygroup.jspengine.servlet
类 JspCServletContext

java.lang.Object
  org.tinygroup.jspengine.servlet.JspCServletContext

所有已实现的接口：

javax.servlet.ServletContext

public class JspCServletContext
extends Object
implements javax.servlet.ServletContext

Simple ServletContext implementation without HTTP-specific methods.

作者：

Peter Rossbach (pr@webapp.de)

字段摘要

protected Hashtable	myAttributes Servlet context attributes.
protected PrintWriter	myLogWriter The log writer we will write log messages to.
protected URL	myResourceBaseURL The base URL (document root) for this context.

构造方法摘要

JspCServletContext(PrintWriter aLogWriter, URL aResourceBaseURL)
Create a new instance of this ServletContext implementation.

方法摘要

Object	getAttribute(String name) Return the specified context attribute, if any.
Enumeration	getAttributeNames() Return an enumeration of context attribute names.
javax.servlet.ServletContext	getContext(String uripath) Return the servlet context for the specified path.
String	getContextPath() Returns the context path of the web application.
String	getInitParameter(String name) Return the specified context initialization parameter.
Enumeration	getInitParameterNames() Return an enumeration of the names of context initialization parameters.
int	getMajorVersion() Return the Servlet API major version number.
String	getMimeType(String file) Return the MIME type for the specified filename.
int	getMinorVersion() Return the Servlet API minor version number.
javax.servlet.RequestDispatcher	getNamedDispatcher(String name) Return a request dispatcher for the specified servlet name.
String	getRealPath(String path) Return the real path for the specified context-relative virtual path.
javax.servlet.RequestDispatcher	getRequestDispatcher(String path) Return a request dispatcher for the specified context-relative path.
URL	getResource(String path) Return a URL object of a resource that is mapped to the specified context-relative path.
InputStream	getResourceAsStream(String path) Return an InputStream allowing access to the resource at the specified context-relative path.
Set	getResourcePaths(String path) Return the set of resource paths for the "directory" at the specified context path.
String	getServerInfo() Return descriptive information about this server.
javax.servlet.Servlet	getServlet(String name) 已过时。 This method has been deprecated with no replacement
String	getServletContextName() Return the name of this servlet context.
Enumeration	getServletNames() 已过时。 This method has been deprecated with no replacement
Enumeration	getServlets() 已过时。 This method has been deprecated with no replacement
void	log(Exception exception, String message) 已过时。 Use log(String,Throwable) instead
void	log(String message) Log the specified message.
void	log(String message, Throwable exception) Log the specified message and exception.
void	removeAttribute(String name) Remove the specified context attribute.
void	setAttribute(String name, Object value) Set or replace the specified context attribute.

从类 java.lang.Object 继承的方法

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

字段详细信息

myAttributes

protected Hashtable myAttributes

Servlet context attributes.

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.

构造方法详细信息

JspCServletContext

public JspCServletContext(PrintWriter aLogWriter,
                          URL aResourceBaseURL)

Create a new instance of this ServletContext implementation.

参数：

aLogWriter - PrintWriter which is used for log() calls

aResourceBaseURL - Resource base URL

方法详细信息

getAttribute

public Object getAttribute(String name)

Return the specified context attribute, if any.

指定者：

接口 javax.servlet.ServletContext 中的 getAttribute

参数：

name - Name of the requested attribute

getAttributeNames

public Enumeration getAttributeNames()

Return an enumeration of context attribute names.

指定者：

接口 javax.servlet.ServletContext 中的 getAttributeNames

getContextPath

public String getContextPath()

Returns the context path of the web application.

指定者：

接口 javax.servlet.ServletContext 中的 getContextPath

getContext

public javax.servlet.ServletContext getContext(String uripath)

Return the servlet context for the specified path.

指定者：

接口 javax.servlet.ServletContext 中的 getContext

参数：

uripath - Server-relative path starting with '/'

getInitParameter

public String getInitParameter(String name)

Return the specified context initialization parameter.

指定者：

接口 javax.servlet.ServletContext 中的 getInitParameter

参数：

name - Name of the requested parameter

getInitParameterNames

public Enumeration getInitParameterNames()

Return an enumeration of the names of context initialization parameters.

指定者：

接口 javax.servlet.ServletContext 中的 getInitParameterNames

getMajorVersion

public int getMajorVersion()

Return the Servlet API major version number.

指定者：

接口 javax.servlet.ServletContext 中的 getMajorVersion

getMimeType

public String getMimeType(String file)

Return the MIME type for the specified filename.

指定者：

接口 javax.servlet.ServletContext 中的 getMimeType

参数：

file - Filename whose MIME type is requested

getMinorVersion

public int getMinorVersion()

Return the Servlet API minor version number.

指定者：

接口 javax.servlet.ServletContext 中的 getMinorVersion

getNamedDispatcher

public javax.servlet.RequestDispatcher getNamedDispatcher(String name)

Return a request dispatcher for the specified servlet name.

指定者：

接口 javax.servlet.ServletContext 中的 getNamedDispatcher

参数：

name - Name of the requested servlet

getRealPath

public String getRealPath(String path)

Return the real path for the specified context-relative virtual path.

指定者：

接口 javax.servlet.ServletContext 中的 getRealPath

参数：

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.

指定者：

接口 javax.servlet.ServletContext 中的 getRequestDispatcher

参数：

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.

指定者：

接口 javax.servlet.ServletContext 中的 getResource

参数：

path - Context-relative path of the desired resource

抛出：

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.

指定者：

接口 javax.servlet.ServletContext 中的 getResourceAsStream

参数：

path - Context-relative path of the desired resource

getResourcePaths

public Set getResourcePaths(String path)

Return the set of resource paths for the "directory" at the specified context path.

指定者：

接口 javax.servlet.ServletContext 中的 getResourcePaths

参数：

path - Context-relative base path

getServerInfo

public String getServerInfo()

Return descriptive information about this server.

指定者：

接口 javax.servlet.ServletContext 中的 getServerInfo

getServlet

public javax.servlet.Servlet getServlet(String name)
                                 throws javax.servlet.ServletException

已过时。 This method has been deprecated with no replacement

Return a null reference for the specified servlet name.

指定者：

接口 javax.servlet.ServletContext 中的 getServlet

参数：

name - Name of the requested servlet

抛出：

javax.servlet.ServletException

getServletContextName

public String getServletContextName()

Return the name of this servlet context.

指定者：

接口 javax.servlet.ServletContext 中的 getServletContextName

getServletNames

public Enumeration getServletNames()

已过时。 This method has been deprecated with no replacement

Return an empty enumeration of servlet names.

指定者：

接口 javax.servlet.ServletContext 中的 getServletNames

getServlets

public Enumeration getServlets()

已过时。 This method has been deprecated with no replacement

Return an empty enumeration of servlets.

指定者：

接口 javax.servlet.ServletContext 中的 getServlets

log

public void log(String message)

Log the specified message.

指定者：

接口 javax.servlet.ServletContext 中的 log

参数：

message - The message to be logged

log

public void log(Exception exception,
                String message)

已过时。 Use log(String,Throwable) instead

Log the specified message and exception.

指定者：

接口 javax.servlet.ServletContext 中的 log

参数：

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.

指定者：

接口 javax.servlet.ServletContext 中的 log

参数：

message - The message to be logged

exception - The exception to be logged

removeAttribute

public void removeAttribute(String name)

Remove the specified context attribute.

指定者：

接口 javax.servlet.ServletContext 中的 removeAttribute

参数：

name - Name of the attribute to remove

setAttribute

public void setAttribute(String name,
                         Object value)

Set or replace the specified context attribute.

指定者：

接口 javax.servlet.ServletContext 中的 setAttribute

参数：

name - Name of the context attribute to set

value - Corresponding attribute value