org.apache.jasper.runtime

Class JspContextWrapper

java.lang.Object

jakarta.servlet.jsp.JspContext

jakarta.servlet.jsp.PageContext

org.apache.jasper.runtime.JspContextWrapper

All Implemented Interfaces:

jakarta.servlet.jsp.el.VariableResolver

public class JspContextWrapper
extends jakarta.servlet.jsp.PageContext
implements jakarta.servlet.jsp.el.VariableResolver

Implementation of a JSP Context Wrapper. The JSP Context Wrapper is a JspContext created and maintained by a tag handler implementation. It wraps the Invoking JSP Context, that is, the JspContext instance passed to the tag handler by the invoking page via setJspContext().

Author:

Kin-man Chung, Jan Luehe, Jacob Hookom

Field Summary

Fields inherited from class jakarta.servlet.jsp.PageContext

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

Constructor Summary

Constructors

Constructor and Description
JspContextWrapper(jakarta.servlet.jsp.JspContext jspContext, ArrayList<String> nestedVars, ArrayList<String> atBeginVars, ArrayList<String> atEndVars, Map<String,String> aliases)

Method Summary

Modifier and Type	Method and Description
Object	findAttribute(String name)
void	forward(String relativeUrlPath)
Object	getAttribute(String name)
Object	getAttribute(String name, int scope)
Enumeration<String>	getAttributeNamesInScope(int scope)
int	getAttributesScope(String name)
jakarta.el.ELContext	getELContext()
Exception	getException()
jakarta.servlet.jsp.el.ExpressionEvaluator	getExpressionEvaluator() Deprecated.
jakarta.servlet.jsp.JspWriter	getOut()
Object	getPage()
jakarta.servlet.ServletRequest	getRequest()
jakarta.servlet.ServletResponse	getResponse()
jakarta.servlet.ServletConfig	getServletConfig()
jakarta.servlet.ServletContext	getServletContext()
jakarta.servlet.http.HttpSession	getSession()
jakarta.servlet.jsp.el.VariableResolver	getVariableResolver() Deprecated.
void	handlePageException(Exception ex)
void	handlePageException(Throwable t)
void	include(String relativeUrlPath)
void	include(String relativeUrlPath, boolean flush)
void	initialize(jakarta.servlet.Servlet servlet, jakarta.servlet.ServletRequest request, jakarta.servlet.ServletResponse response, String errorPageURL, boolean needsSession, int bufferSize, boolean autoFlush)
jakarta.servlet.jsp.JspWriter	popBody()
jakarta.servlet.jsp.tagext.BodyContent	pushBody()
jakarta.servlet.jsp.JspWriter	pushBody(Writer writer)
void	release()
void	removeAttribute(String name)
void	removeAttribute(String name, int scope)
Object	resolveVariable(String pName) Deprecated.
void	setAttribute(String name, Object value)
void	setAttribute(String name, Object value, int scope)
void	syncBeforeInvoke() Synchronize variables before fragment invocation
void	syncBeginTagFile() Synchronize variables at begin of tag file
void	syncEndTagFile() Synchronize variables at end of tag file

Methods inherited from class jakarta.servlet.jsp.PageContext

getErrorData

Methods inherited from class java.lang.Object

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

Constructor Detail

JspContextWrapper

public JspContextWrapper(jakarta.servlet.jsp.JspContext jspContext,
                         ArrayList<String> nestedVars,
                         ArrayList<String> atBeginVars,
                         ArrayList<String> atEndVars,
                         Map<String,String> aliases)

Method Detail

initialize

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

Specified by:

initialize in class jakarta.servlet.jsp.PageContext

Throws:

IOException

IllegalStateException

IllegalArgumentException

getAttribute

public Object getAttribute(String name)

Specified by:

getAttribute in class jakarta.servlet.jsp.JspContext

getAttribute

public Object getAttribute(String name,
                           int scope)

Specified by:

getAttribute in class jakarta.servlet.jsp.JspContext

setAttribute

public void setAttribute(String name,
                         Object value)

Specified by:

setAttribute in class jakarta.servlet.jsp.JspContext

setAttribute

public void setAttribute(String name,
                         Object value,
                         int scope)

Specified by:

setAttribute in class jakarta.servlet.jsp.JspContext

findAttribute

public Object findAttribute(String name)

Specified by:

findAttribute in class jakarta.servlet.jsp.JspContext

removeAttribute

public void removeAttribute(String name)

Specified by:

removeAttribute in class jakarta.servlet.jsp.JspContext

removeAttribute

public void removeAttribute(String name,
                            int scope)

Specified by:

removeAttribute in class jakarta.servlet.jsp.JspContext

getAttributesScope

public int getAttributesScope(String name)

Specified by:

getAttributesScope in class jakarta.servlet.jsp.JspContext

getAttributeNamesInScope

public Enumeration<String> getAttributeNamesInScope(int scope)

Specified by:

getAttributeNamesInScope in class jakarta.servlet.jsp.JspContext

release

public void release()

Specified by:

release in class jakarta.servlet.jsp.PageContext

getOut

public jakarta.servlet.jsp.JspWriter getOut()

Specified by:

getOut in class jakarta.servlet.jsp.JspContext

getSession

public jakarta.servlet.http.HttpSession getSession()

Specified by:

getSession in class jakarta.servlet.jsp.PageContext

getPage

public Object getPage()

Specified by:

getPage in class jakarta.servlet.jsp.PageContext

getRequest

public jakarta.servlet.ServletRequest getRequest()

Specified by:

getRequest in class jakarta.servlet.jsp.PageContext

getResponse

public jakarta.servlet.ServletResponse getResponse()

Specified by:

getResponse in class jakarta.servlet.jsp.PageContext

getException

public Exception getException()

Specified by:

getException in class jakarta.servlet.jsp.PageContext

getServletConfig

public jakarta.servlet.ServletConfig getServletConfig()

Specified by:

getServletConfig in class jakarta.servlet.jsp.PageContext

getServletContext

public jakarta.servlet.ServletContext getServletContext()

Specified by:

getServletContext in class jakarta.servlet.jsp.PageContext

forward

public void forward(String relativeUrlPath)
             throws jakarta.servlet.ServletException,
                    IOException

Specified by:

forward in class jakarta.servlet.jsp.PageContext

Throws:

jakarta.servlet.ServletException

IOException

include

public void include(String relativeUrlPath)
             throws jakarta.servlet.ServletException,
                    IOException

Specified by:

include in class jakarta.servlet.jsp.PageContext

Throws:

jakarta.servlet.ServletException

IOException

include

public void include(String relativeUrlPath,
                    boolean flush)
             throws jakarta.servlet.ServletException,
                    IOException

Specified by:

include in class jakarta.servlet.jsp.PageContext

Throws:

jakarta.servlet.ServletException

IOException

getVariableResolver

@Deprecated
public jakarta.servlet.jsp.el.VariableResolver getVariableResolver()

Deprecated.

Specified by:

getVariableResolver in class jakarta.servlet.jsp.JspContext

pushBody

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

Overrides:

pushBody in class jakarta.servlet.jsp.PageContext

pushBody

public jakarta.servlet.jsp.JspWriter pushBody(Writer writer)

Overrides:

pushBody in class jakarta.servlet.jsp.JspContext

popBody

public jakarta.servlet.jsp.JspWriter popBody()

Overrides:

popBody in class jakarta.servlet.jsp.JspContext

getExpressionEvaluator

@Deprecated
public jakarta.servlet.jsp.el.ExpressionEvaluator getExpressionEvaluator()

Deprecated.

Specified by:

getExpressionEvaluator in class jakarta.servlet.jsp.JspContext

handlePageException

public void handlePageException(Exception ex)
                         throws IOException,
                                jakarta.servlet.ServletException

Specified by:

handlePageException in class jakarta.servlet.jsp.PageContext

Throws:

IOException

jakarta.servlet.ServletException

handlePageException

public void handlePageException(Throwable t)
                         throws IOException,
                                jakarta.servlet.ServletException

Specified by:

handlePageException in class jakarta.servlet.jsp.PageContext

Throws:

IOException

jakarta.servlet.ServletException

resolveVariable

@Deprecated
public Object resolveVariable(String pName)
                                   throws jakarta.servlet.jsp.el.ELException

Deprecated.

VariableResolver interface

Specified by:

resolveVariable in interface jakarta.servlet.jsp.el.VariableResolver

Throws:

jakarta.servlet.jsp.el.ELException

syncBeginTagFile

public void syncBeginTagFile()

Synchronize variables at begin of tag file

syncBeforeInvoke

public void syncBeforeInvoke()

Synchronize variables before fragment invocation

syncEndTagFile

public void syncEndTagFile()

Synchronize variables at end of tag file

getELContext

public jakarta.el.ELContext getELContext()

Specified by:

getELContext in class jakarta.servlet.jsp.JspContext