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public interface WebContext
Class to enable us to access servlet parameters.
Field Summary | |
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static java.lang.String |
ATTRIBUTE_DWR
An attribute used by forwardToString(String) to inform
anyone that wants to know that this is a request from DWR. |
Method Summary | |
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java.lang.String |
forwardToString(java.lang.String url)
Forward a request to a given URL and catch the data written to it. |
java.lang.String |
getCurrentPage()
What is the URL of the current page. |
javax.servlet.http.HttpServletRequest |
getHttpServletRequest()
Accessor for the http request information. |
javax.servlet.http.HttpServletResponse |
getHttpServletResponse()
Accessor for the http response bean. |
ScriptSession |
getScriptSession()
Get the script session that represents the currently viewed page in the same way that an HttpSession represents a cookie. |
javax.servlet.http.HttpSession |
getSession()
Returns the current session associated with this request, or if the request does not have a session, creates one. |
javax.servlet.http.HttpSession |
getSession(boolean create)
Returns the current HttpSession associated with this request or, if there is no current session and create is true, returns a new session. |
void |
setCurrentPageInformation(java.lang.String page,
java.lang.String scriptSessionId)
For system use only: This method allows the system to fill in the session id and page id when they are discovered. |
Methods inherited from interface org.directwebremoting.ServerContext |
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getAllScriptSessions, getContainer, getScriptSessionsByPage, getServletConfig, getServletContext, getVersion |
Field Detail |
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static final java.lang.String ATTRIBUTE_DWR
forwardToString(String)
to inform
anyone that wants to know that this is a request from DWR.
Method Detail |
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ScriptSession getScriptSession()
java.lang.String getCurrentPage()
javax.servlet.http.HttpSession getSession()
HttpServletRequest.getSession()
javax.servlet.http.HttpSession getSession(boolean create)
create
- false to return null if there's no current session
HttpServletRequest.getSession(boolean)
javax.servlet.http.HttpServletRequest getHttpServletRequest()
javax.servlet.http.HttpServletResponse getHttpServletResponse()
You can't use this request to directly reply to the response or to add headers or cookies.
java.lang.String forwardToString(java.lang.String url) throws javax.servlet.ServletException, java.io.IOException
request.setAttribute(WebContext.ATTRIBUTE_DWR, Boolean.TRUE);
url
- The URL to forward to
java.io.IOException
- if the target resource throws this exception
javax.servlet.ServletException
- if the target resource throws this exception
java.lang.IllegalStateException
- if the response was already committedvoid setCurrentPageInformation(java.lang.String page, java.lang.String scriptSessionId)
page
- The URL of the current pagescriptSessionId
- The session id passed in by the browser
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Copyright ? 2005 | |||||||||
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