public class JspContextWrapper
extends javax.servlet.jsp.PageContext
Modifier and Type | Field and Description |
---|---|
private java.util.Map<java.lang.String,java.lang.String> |
aliases |
private java.util.ArrayList<java.lang.String> |
atBeginVars |
private java.util.ArrayList<java.lang.String> |
atEndVars |
private javax.el.ELContext |
elContext |
private javax.servlet.jsp.PageContext |
invokingJspCtxt |
private java.util.ArrayList<java.lang.String> |
nestedVars |
private java.util.HashMap<java.lang.String,java.lang.Object> |
originalNestedVars |
private java.util.Hashtable<java.lang.String,java.lang.Object> |
pageAttributes |
Constructor and Description |
---|
JspContextWrapper(javax.servlet.jsp.JspContext jspContext,
java.util.ArrayList<java.lang.String> nestedVars,
java.util.ArrayList<java.lang.String> atBeginVars,
java.util.ArrayList<java.lang.String> atEndVars,
java.util.Map<java.lang.String,java.lang.String> aliases) |
Modifier and Type | Method and Description |
---|---|
private void |
copyTagToPageScope(int scope)
Copies the variables of the given scope from the virtual page scope of
this JSP context wrapper to the page scope of the invoking JSP context.
|
private java.lang.String |
findAlias(java.lang.String varName)
Checks to see if the given variable name is used as an alias, and if so,
returns the variable name for which it is used as an alias.
|
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<java.lang.String> |
getAttributeNamesInScope(int scope) |
int |
getAttributesScope(java.lang.String name) |
javax.el.ELContext |
getELContext() |
java.lang.Exception |
getException() |
javax.servlet.jsp.el.ExpressionEvaluator |
getExpressionEvaluator() |
javax.servlet.jsp.JspWriter |
getOut() |
java.lang.Object |
getPage() |
javax.servlet.ServletRequest |
getRequest() |
javax.servlet.ServletResponse |
getResponse() |
static javax.servlet.jsp.PageContext |
getRootPageContext(javax.servlet.jsp.PageContext pc) |
javax.servlet.ServletConfig |
getServletConfig() |
javax.servlet.ServletContext |
getServletContext() |
javax.servlet.http.HttpSession |
getSession() |
javax.servlet.jsp.el.VariableResolver |
getVariableResolver() |
void |
handlePageException(java.lang.Exception ex) |
void |
handlePageException(java.lang.Throwable t) |
void |
include(java.lang.String relativeUrlPath) |
void |
include(java.lang.String relativeUrlPath,
boolean flush) |
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() |
javax.servlet.jsp.JspWriter |
pushBody(java.io.Writer writer) |
void |
release() |
void |
removeAttribute(java.lang.String name) |
void |
removeAttribute(java.lang.String name,
int scope) |
private void |
restoreNestedVariables()
Restores the values of any NESTED variables in the invoking JSP
context.
|
private void |
saveNestedVariables()
Saves the values of any NESTED variables that are present in
the invoking JSP context, so they can later be restored.
|
void |
setAttribute(java.lang.String name,
java.lang.Object value) |
void |
setAttribute(java.lang.String name,
java.lang.Object value,
int scope) |
void |
syncBeforeInvoke()
Synchronize variables before fragment invokation
|
void |
syncBeginTagFile()
Synchronize variables at begin of tag file
|
void |
syncEndTagFile()
Synchronize variables at end of tag file
|
private javax.servlet.jsp.PageContext invokingJspCtxt
private java.util.Hashtable<java.lang.String,java.lang.Object> pageAttributes
private java.util.ArrayList<java.lang.String> nestedVars
private java.util.ArrayList<java.lang.String> atBeginVars
private java.util.ArrayList<java.lang.String> atEndVars
private java.util.Map<java.lang.String,java.lang.String> aliases
private java.util.HashMap<java.lang.String,java.lang.Object> originalNestedVars
private javax.el.ELContext elContext
public JspContextWrapper(javax.servlet.jsp.JspContext jspContext, java.util.ArrayList<java.lang.String> nestedVars, java.util.ArrayList<java.lang.String> atBeginVars, java.util.ArrayList<java.lang.String> atEndVars, java.util.Map<java.lang.String,java.lang.String> aliases)
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
initialize
in class javax.servlet.jsp.PageContext
java.io.IOException
java.lang.IllegalStateException
java.lang.IllegalArgumentException
public java.lang.Object getAttribute(java.lang.String name)
getAttribute
in class javax.servlet.jsp.JspContext
public java.lang.Object getAttribute(java.lang.String name, int scope)
getAttribute
in class javax.servlet.jsp.JspContext
public void setAttribute(java.lang.String name, java.lang.Object value)
setAttribute
in class javax.servlet.jsp.JspContext
public void setAttribute(java.lang.String name, java.lang.Object value, int scope)
setAttribute
in class javax.servlet.jsp.JspContext
public java.lang.Object findAttribute(java.lang.String name)
findAttribute
in class javax.servlet.jsp.JspContext
public void removeAttribute(java.lang.String name)
removeAttribute
in class javax.servlet.jsp.JspContext
public void removeAttribute(java.lang.String name, int scope)
removeAttribute
in class javax.servlet.jsp.JspContext
public int getAttributesScope(java.lang.String name)
getAttributesScope
in class javax.servlet.jsp.JspContext
public java.util.Enumeration<java.lang.String> getAttributeNamesInScope(int scope)
getAttributeNamesInScope
in class javax.servlet.jsp.JspContext
public void release()
release
in class javax.servlet.jsp.PageContext
public javax.servlet.jsp.JspWriter getOut()
getOut
in class javax.servlet.jsp.JspContext
public javax.servlet.http.HttpSession getSession()
getSession
in class javax.servlet.jsp.PageContext
public java.lang.Object getPage()
getPage
in class javax.servlet.jsp.PageContext
public javax.servlet.ServletRequest getRequest()
getRequest
in class javax.servlet.jsp.PageContext
public javax.servlet.ServletResponse getResponse()
getResponse
in class javax.servlet.jsp.PageContext
public java.lang.Exception getException()
getException
in class javax.servlet.jsp.PageContext
public javax.servlet.ServletConfig getServletConfig()
getServletConfig
in class javax.servlet.jsp.PageContext
public javax.servlet.ServletContext getServletContext()
getServletContext
in class javax.servlet.jsp.PageContext
public static javax.servlet.jsp.PageContext getRootPageContext(javax.servlet.jsp.PageContext pc)
public javax.el.ELContext getELContext()
getELContext
in class javax.servlet.jsp.JspContext
public void forward(java.lang.String relativeUrlPath) throws javax.servlet.ServletException, java.io.IOException
forward
in class javax.servlet.jsp.PageContext
javax.servlet.ServletException
java.io.IOException
public void include(java.lang.String relativeUrlPath) throws javax.servlet.ServletException, java.io.IOException
include
in class javax.servlet.jsp.PageContext
javax.servlet.ServletException
java.io.IOException
public void include(java.lang.String relativeUrlPath, boolean flush) throws javax.servlet.ServletException, java.io.IOException
include
in class javax.servlet.jsp.PageContext
javax.servlet.ServletException
java.io.IOException
public javax.servlet.jsp.el.VariableResolver getVariableResolver()
getVariableResolver
in class javax.servlet.jsp.JspContext
public javax.servlet.jsp.tagext.BodyContent pushBody()
pushBody
in class javax.servlet.jsp.PageContext
public javax.servlet.jsp.JspWriter pushBody(java.io.Writer writer)
pushBody
in class javax.servlet.jsp.JspContext
public javax.servlet.jsp.JspWriter popBody()
popBody
in class javax.servlet.jsp.JspContext
public javax.servlet.jsp.el.ExpressionEvaluator getExpressionEvaluator()
getExpressionEvaluator
in class javax.servlet.jsp.JspContext
public void handlePageException(java.lang.Exception ex) throws java.io.IOException, javax.servlet.ServletException
handlePageException
in class javax.servlet.jsp.PageContext
java.io.IOException
javax.servlet.ServletException
public void handlePageException(java.lang.Throwable t) throws java.io.IOException, javax.servlet.ServletException
handlePageException
in class javax.servlet.jsp.PageContext
java.io.IOException
javax.servlet.ServletException
public void syncBeginTagFile()
public void syncBeforeInvoke()
public void syncEndTagFile()
private void copyTagToPageScope(int scope)
scope
- variable scope (one of NESTED, AT_BEGIN, or AT_END)private void saveNestedVariables()
private void restoreNestedVariables()
private java.lang.String findAlias(java.lang.String varName)
varName
- The variable name to check