org.apache.jasper.runtime
Class PageContextImpl

java.lang.Object
  javax.servlet.jsp.PageContext
      org.apache.jasper.runtime.PageContextImpl

public class PageContextImpl

extends javax.servlet.jsp.PageContext

Implementation of the PageContext class from the JSP spec.

Author:

Anil K. Vijendran, Larry Cable, Hans Bergsten, Pierre Delisle

Field Summary

protected java.util.Hashtable	attributes
protected boolean	autoFlush
protected JspWriterImpl	baseOut
protected int	bufferSize
protected javax.servlet.ServletConfig	config
protected javax.servlet.ServletContext	context
protected int	depth
protected java.lang.String	errorPageURL
protected javax.servlet.jsp.JspFactory	factory
protected boolean	isIncluded
protected boolean	needsSession
protected javax.servlet.jsp.JspWriter	out
protected javax.servlet.jsp.tagext.BodyContent[]	outs
protected java.lang.Object	page
protected javax.servlet.ServletRequest	request
protected javax.servlet.ServletResponse	response
protected javax.servlet.Servlet	servlet
protected javax.servlet.http.HttpSession	session

Fields inherited from class javax.servlet.jsp.PageContext

APPLICATION, APPLICATION_SCOPE, CONFIG, EXCEPTION, OUT, PAGE, PAGE_SCOPE, PAGECONTEXT, REQUEST, REQUEST_SCOPE, RESPONSE, SESSION, SESSION_SCOPE

Method Summary

protected JspWriterImpl	_createOut(int bufferSize, boolean autoFlush)
java.lang.Object	findAttribute(java.lang.String name)
void	forward(java.lang.String relativeUrlPath)
java.lang.Object	getAttribute(java.lang.String name)
java.lang.Object	getAttribute(java.lang.String name, int scope)
java.util.Enumeration	getAttributeNamesInScope(int scope)
int	getAttributesScope(java.lang.String name)
java.lang.Exception	getException()
javax.servlet.jsp.JspWriter	getOut()
java.lang.Object	getPage()
javax.servlet.ServletRequest	getRequest()
javax.servlet.ServletResponse	getResponse()
javax.servlet.Servlet	getServlet()
javax.servlet.ServletConfig	getServletConfig()
javax.servlet.ServletContext	getServletContext()
javax.servlet.http.HttpSession	getSession()
void	handlePageException(java.lang.Exception ex)
void	handlePageException(java.lang.Throwable t)
void	include(java.lang.String relativeUrlPath)
void	initialize(javax.servlet.Servlet servlet, javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, java.lang.String errorPageURL, boolean needsSession, int bufferSize, boolean autoFlush)
javax.servlet.jsp.JspWriter	popBody()
javax.servlet.jsp.tagext.BodyContent	pushBody()
void	release()
void	removeAttribute(java.lang.String name)
void	removeAttribute(java.lang.String name, int scope)
void	setAttribute(java.lang.String name, java.lang.Object attribute)
void	setAttribute(java.lang.String name, java.lang.Object o, int scope)

Methods inherited from class java.lang.Object

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

Field Detail

outs

protected javax.servlet.jsp.tagext.BodyContent[] outs

depth

protected int depth

servlet

protected javax.servlet.Servlet servlet

config

protected javax.servlet.ServletConfig config

context

protected javax.servlet.ServletContext context

factory

protected javax.servlet.jsp.JspFactory factory

needsSession

protected boolean needsSession

errorPageURL

protected java.lang.String errorPageURL

autoFlush

protected boolean autoFlush

bufferSize

protected int bufferSize

attributes

protected transient java.util.Hashtable attributes

request

protected transient javax.servlet.ServletRequest request

response

protected transient javax.servlet.ServletResponse response

page

protected transient java.lang.Object page

session

protected transient javax.servlet.http.HttpSession session

isIncluded

protected boolean isIncluded

out

protected transient javax.servlet.jsp.JspWriter out

baseOut

protected transient JspWriterImpl baseOut

Method Detail

initialize

public void initialize(javax.servlet.Servlet servlet,
                       javax.servlet.ServletRequest request,
                       javax.servlet.ServletResponse response,
                       java.lang.String errorPageURL,
                       boolean needsSession,
                       int bufferSize,
                       boolean autoFlush)
                throws java.io.IOException,
                       java.lang.IllegalStateException,
                       java.lang.IllegalArgumentException

Throws:

java.io.IOException

java.lang.IllegalStateException

java.lang.IllegalArgumentException

release

public void release()

getAttribute

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

getAttribute

public java.lang.Object getAttribute(java.lang.String name,
                                     int scope)

setAttribute

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

setAttribute

public void setAttribute(java.lang.String name,
                         java.lang.Object o,
                         int scope)

removeAttribute

public void removeAttribute(java.lang.String name,
                            int scope)

getAttributesScope

public int getAttributesScope(java.lang.String name)

findAttribute

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

getAttributeNamesInScope

public java.util.Enumeration getAttributeNamesInScope(int scope)

removeAttribute

public void removeAttribute(java.lang.String name)

getOut

public javax.servlet.jsp.JspWriter getOut()

getSession

public javax.servlet.http.HttpSession getSession()

getServlet

public javax.servlet.Servlet getServlet()

getServletConfig

public javax.servlet.ServletConfig getServletConfig()

getServletContext

public javax.servlet.ServletContext getServletContext()

getRequest

public javax.servlet.ServletRequest getRequest()

getResponse

public javax.servlet.ServletResponse getResponse()

getException

public java.lang.Exception getException()

getPage

public java.lang.Object getPage()

include

public void include(java.lang.String relativeUrlPath)
             throws javax.servlet.ServletException,
                    java.io.IOException

Throws:

javax.servlet.ServletException

java.io.IOException

forward

public void forward(java.lang.String relativeUrlPath)
             throws javax.servlet.ServletException,
                    java.io.IOException

Throws:

javax.servlet.ServletException

java.io.IOException

pushBody

public javax.servlet.jsp.tagext.BodyContent pushBody()

popBody

public javax.servlet.jsp.JspWriter popBody()

handlePageException

public void handlePageException(java.lang.Exception ex)
                         throws java.io.IOException,
                                javax.servlet.ServletException

Throws:

java.io.IOException

javax.servlet.ServletException

handlePageException

public void handlePageException(java.lang.Throwable t)
                         throws java.io.IOException,
                                javax.servlet.ServletException

Throws:

java.io.IOException

javax.servlet.ServletException

_createOut

protected JspWriterImpl _createOut(int bufferSize,
                                   boolean autoFlush)
                            throws java.io.IOException,
                                   java.lang.IllegalArgumentException

Throws:

java.io.IOException

java.lang.IllegalArgumentException