import java.util.Map;
import java.io.InputStreamReader;
import java.io.InputStream;
import java.io.File;
import java.io.FileOutputStream;

public class RunCgi {

    public static void main( String[] args ) throws Exception {
        ProcessBuilder pb = new ProcessBuilder("/bin/sh", "gentest.sh" );
	pb.directory( new File(".") );
	Map<String, String> env = pb.environment();
	env.clear();
	env.put( "QUERY_STRING", "student=123" );
	Process p = pb.start();
	InputStream instream = p.getInputStream();
	FileOutputStream save = new FileOutputStream("result.txt");
	int ch;
	while( (ch=instream.read()) != -1 ) {
	    save.write( (byte)ch );
	}
	save.close();
    }
}