Why doesn't this very simple code snippet work?

From:

lbrtchx@hotmail.com

Newsgroups:

comp.lang.java.programmer

Date:

30 Nov 2006 02:08:47 -0800

Message-ID:

<1164881326.491430.319400@j44g2000cwa.googlegroups.com>

// - - - - - - - - - - - - - - - - code
import java.io.*;
import java.util.*;

// __
class ALS00{
protected int iLL;
ArrayList<String> ALS = null;
// __
LSet00(int iLL){
  if(iLL > -1){ this.iLL = iLL; ALS = new ArrayList<String>(); }
  else{}
}
// __
public boolean setNewS(String aS){
  boolean IsNw = ALS.contains(aS);
  if(!IsNw){
   int iSz = ALS.size(); ALS.add(aS); IsNw = ((ALS.size() - iSz) == 1);
  }
// __
  return(IsNw);
}
}
// __
public class ALS00Test{
public static void main(String[] aArgs){ ALS00 ALS = new ALS00(); }
}
// - - - - - - - - - - - - - - - -
..
It should based on:
..
http://java.sun.com/j2se/1.5.0/docs/api/java/util/ArrayList.html
..

// - - - - - - - - - - - - - - - - errors
sh-3.1# javac *.java
ALS00Test.java:7: <identifier> expected
ArrayList<String> ALS = null;
          ^
ALS00Test.java:9: invalid method declaration; return type required
LSet00(int iLL){
^
ALS00Test.java:12: '(' or '[' expected
   ALS = new ArrayList<String>();
                      ^
SlashDotCleaner04Test.java:7: <identifier> expected
HashSet<String> HSS;
        ^
SlashDotCleaner04Test.java:13: '(' or '[' expected
   HSS = new HashSet<String>();
                    ^
5 errors
// - - - - - - - - - - - - - - - -