Re: Complete command arguments

Andrew Thompson <>
Sat, 19 Jul 2008 19:41:28 -0700 (PDT)
On Jul 17, 9:44 pm, MRe <> wrote:
... response to the user configuring certain aspects of the program

If those 'certain aspects' are tightly controlled
by you, I would suggest the following method.

/** Property dump for 'certain aspects of the program'. */
class EchoArg {

  EchoArg(String[] args) {
    StringBuffer sb = new StringBuffer();
    sb.append("java ");

    String libPath = System.getProperty("java.library.path");

    if (libPath!=null) {
      sb.append(" ");

    String classPath = System.getProperty("java.class.path");
    if (classPath!=null) {
      sb.append("-cp ");

    sb.append( " " );
    sb.append( this.getClass().getName() );
    sb.append( " " );

    for (int ii=0; ii<args.length; ii++) {
      sb.append(" ");


  public static void main(String[] args) {
    EchoArg ea = new EchoArg(args);

[Typical run]
C:\EchoArg>java -Djava.library.path=x -cp .;y.jar;z.jar EchoArg a b
java -Djava.library.path=x -cp .;y.jar;z.jar EchoArg a b

C:\EchoArg>java -Djava.library.path=f -cp .;g.jar;h.jar EchoArg p q
java -Djava.library.path=f -cp .;g.jar;h.jar EchoArg p q

Press any key to continue . . .
[/Typical run]

Andrew Thompson

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