Name: tb29552 Date: 04/04/2003


% cat -n HelloWorld.java
     1 public class HelloWorld {
     2 public static void main(String args[]) {
     3 StringBuffer sb = new StringBuffer();
     4 sb.append("Hello");
     5 System.out.println(sb.toString());
     6 }
     7 }

% javac -g HelloWorld.java
% jdb HelloWorld
Initializing jdb ...
> stop at HelloWorld:5
Deferring breakpoint HelloWorld:5.
It will be set after the class is loaded.
> run
run HelloWorld
Set uncaught java.lang.Throwable
Set deferred uncaught java.lang.Throwable
>
VM Started: Set deferred breakpoint HelloWorld:5

Breakpoint hit: "thread=main", HelloWorld.main(), line=5 bci=15
5 System.out.println(sb.toString());

main[1] eval sb.toString()
 sb.toString() = "Hello"
main[1] eval sb.append(" world")
 sb.append(" world") = "Hello world world world"
main[1] eval sb.toString()
 sb.toString() = "Hello world world world"
main[1] eval sb.append(" world")
 sb.append(" world") = "Hello world world world world world world"
main[1] cont
Hello world world world world world world
>

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