Package com.logicaldoc.webservice

Class WebserviceServletUtil

java.lang.Object

com.logicaldoc.webservice.WebserviceServletUtil

public class WebserviceServletUtil
extends Object

Some methods useful in webservice servlets

Since:

8.7

Author:

Marco Meschieri - LogicalDOC

Constructor Summary

Constructors

Constructor	Description
WebserviceServletUtil()

Method Summary

Modifier and Type	Method	Description
static void	downloadFile(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, File file, String fileName)	Sends the specified file to the response object; the client will receive it as a download Sends the specified file to the response object; the client will receive it as a download
static void	setContentDisposition(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String filename)	Sets the correct Content-Disposition header into the response
static Session	validateSession(String sid)	Throws a runtime exception id the given session is invalid
static Session	validateSession(javax.servlet.http.HttpServletRequest request)

Methods inherited from class java.lang.Object

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

Constructor Detail

WebserviceServletUtil

public WebserviceServletUtil()

Method Detail

setContentDisposition

public static void setContentDisposition(javax.servlet.http.HttpServletRequest request,
                                         javax.servlet.http.HttpServletResponse response,
                                         String filename)
                                  throws UnsupportedEncodingException

Sets the correct Content-Disposition header into the response

Parameters:

request - the HTTP request

response - the server's response

filename - name of the file

Throws:

UnsupportedEncodingException - error trying to encode the response

downloadFile

public static void downloadFile(javax.servlet.http.HttpServletRequest request,
                                javax.servlet.http.HttpServletResponse response,
                                File file,
                                String fileName)
                         throws FileNotFoundException,
                                IOException,
                                javax.servlet.ServletException

Sends the specified file to the response object; the client will receive it as a download Sends the specified file to the response object; the client will receive it as a download

Parameters:

request - the current request

response - the file is written to this object

file - file to serve

fileName - client file name

Throws:

FileNotFoundException - cannot find the file to download

IOException - generic I/O error

javax.servlet.ServletException - error in the servlet container

validateSession

public static Session validateSession(javax.servlet.http.HttpServletRequest request)
                               throws javax.servlet.ServletException

Throws:

javax.servlet.ServletException

validateSession

public static Session validateSession(String sid)
                               throws javax.servlet.ServletException

Throws a runtime exception id the given session is invalid

Parameters:

sid - identifier of the session

Returns:

the session

Throws:

javax.servlet.ServletException - the session does not exist or is expired