Re: [tcljava-user] Q. How does java interact with tcl?

[Patrick F. <fin...@gm...>]

Have a read of this.

Embedding a Tcl Interpreter in Java ==>>
http://www.ensta.fr/~diam/tcl/online/Using_Tcl_in_Java-20010106.html




2008/6/14 Kim,Younghun <mys...@ic...>:

>  Hello dear ,
>
>
>
> First at all, I'm not sure my question is proper or not to this topic. But,
> I'm considering I should use Tcljava. Because I ask to here.
>
>
>
> I'm doing a project. In this project I'm making simple java program which
> can interact with "tclsh". Java program is designed originally without
> tclblend and jacl. In my idea, java can call the "tclsh" by using
> 'ProcessBuilder' class. It then gets input/error/ouput-streams of tclsh. If
> I handle these three-stream, I may be able to handle tclsh through
> java-program.(sample source code is attached below) This is my idea but*,
> it doesn't work.* I think I couldn't get these streams. Anyway while
> processbuilder are handling tclsh, tclsh process is working on system.
>
>  I guess tclsh, I guess this is a kind of shell, uses own shell, so java
> cannot intercept IO streams of it.
>
>
>
> How do you think of this problem?
>
>
>
> Is there any solution? or
>
> If do I use the TclBlend, can I obtain way to solve this problem?
>
> If you have any experience or comment, please let me know.
>
>
>
> I'm working with:
>
> Tcl version is ActiveTcl 8.4.
>
> I'm using java sdk 6
>
> And I tried test based on windows and linux both.
>
>
>
> Thank you.
>
> Best regards
>
>
>
>
>
> import java.io.BufferedReader;
>
> import java.io.BufferedWriter;
>
> import java.io.File;
>
> import java.io.IOException;
>
> import java.io.InputStreamReader;
>
> import java.io.OutputStreamWriter;
>
>
>
> public class TclExcuter {
>
>              public Process oProcess;
>
>              BufferedReader reader;
>
>              BufferedWriter writer;
>
>
>
>              public TclExcuter(String[] args) {
>
>              }
>
>
>
>              public TclExcuter(String args) {
>
>              }
>
>
>
>              public TclExcuter() {
>
>                            this.runTcl();
>
>              }
>
>
>
>              private String runTcl() {
>
>                            String result = "";
>
>                            String tmp;
>
>
>
>                            try {
>
>                                         /*  over the java version 1.5 */
>
>                                         ProcessBuilder pb =new
> ProcessBuilder("cmd","/y","/c","tclsh");
>
>                                         pb = pb.directory(new
> File("C:\\"));
>
>                                         pb = pb.redirectErrorStream(true);
>
>                                         oProcess = pb.start();
>
>
>
>                                         reader = new BufferedReader(new
> InputStreamReader(oProcess.getInputStream()));
>
>                                         writer = new BufferedWriter(new
> OutputStreamWriter(oProcess.getOutputStream()));
>
>                            } catch (IOException e) {
>
>                                         e.printStackTrace();
>
>                            }
>
>                            return result;
>
>              }
>
>
>
>              public BufferedReader getReader() {
>
>                            return reader;
>
>              }
>
>
>
>              public BufferedWriter getWriter() {
>
>                            return writer;
>
>              }
>
> }
>
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