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If we want to add parameters to a request, we have to set the doOutput property to true, then write a String of the form param1=value¶m2=value to the OutputStream of the HttpUrlConnection instance: Map parameters = new HashMap() ĭataOutputStream out = new DataOutputStream(con. Ozzy, if you are currently in the directory c:\jdk1.3.1\demo\applets\tictactoe, and you want to run an executable in the jdk1.3.1\bin directory, you must either specify the full path to the executable, or a path relative to the current directory, i.e.