BBjspSessionData::contains (Deprecated)

The BBJSP system is deprecated. For new development, use BBxServlet.

Description

In BBj 16.0 and higher, this method returns a boolean indicating whether the named attribute has been set within this BBjspSession.

Syntax

Return Value

Method

boolean

contains(string name)

Parameters

Variable

Description

name

the name of the header

Return Value

a boolean where 0 = not set and 1 = set.

Example

This example demonstrates how this works in a BBJSP servlet

CLASS PUBLIC MyServlet     REM ===     REM === You must implement this method as it is the main execution point.     REM ===     METHOD PUBLIC void service(BBjspServletContext context!)                  declare BBjspWebRequest request!         declare BBjspWebResponse response!         declare BBjspSessionData data!                  request! = context!.getRequest()         response! = context!.getResponse()         data! = #context!.getBBjspSession()         if !data!.contains("FOO") then             data!.setAttribute("FOO","This is FOO")         endif              s! = response!.getOutputStream()         s!.write("<html>")         s!.write("<body>")         s!.write("<html><body><h1>Hello from BBJSP</h1>")         s!.write(data!.getAttribute("FOO"))         s!.write("</body>")         s!.write("</html>")              METHODEND      CLASSEND

See Also

BBJSP