--- a/dwtx/dwtxhelper/Collection.d	Wed Aug 27 14:49:30 2008 +0200
+++ b/dwtx/dwtxhelper/Collection.d	Mon Sep 08 00:51:37 2008 +0200
@@ -119,6 +119,7 @@
     public bool     addAll(int index, Collection c);
     public void     clear();
     public bool     contains(Object o);
+    public bool     contains(String o);
     public bool     containsAll(Collection c);
     public int      opEquals(Object o);
     public Object   get(int index);
@@ -1115,6 +1116,9 @@
     public abstract bool        addAll(int index, Collection c);
     public abstract void   clear();
     public abstract bool     contains(Object o);
+    public bool contains(String str){
+        return contains(stringcast(str));
+    }
     public abstract bool     containsAll(Collection c);
     public abstract int  opEquals(Object o);
     public abstract  Object        get(int index);
@@ -1331,6 +1335,9 @@
         implMissing( __FILE__, __LINE__ );
         return false;
     }
+    public bool    contains(String str){
+        return contains(stringcast(str));
+    }
     public bool    containsAll(Collection c){
         implMissing( __FILE__, __LINE__ );
         return false;
@@ -1741,6 +1748,9 @@
     bool    contains(Object elem){
         return list.contains(elem);
     }
+    bool    contains(String elem){
+        return contains(stringcast(elem));
+    }
     bool    containsAll(Collection c){
         foreach(o; c){
             if( !list.contains(o)) return false;
@@ -1771,6 +1781,12 @@
     Object     get(int index){
         return list.get(index);
     }
+    Object     getFirst(){
+        return list.get(0);
+    }
+    Object     getLast(){
+        return list.get(list.size()-1);
+    }
     hash_t    toHash(){
         implMissing( __FILE__, __LINE__ );
         return 0;
@@ -1949,6 +1965,9 @@
         }
         return false;
     }
+    bool    contains(String o){
+        return contains(stringcast(o));
+    }
     bool    containsAll(Collection c){
         implMissing( __FILE__, __LINE__ );
         return false;
@@ -2100,7 +2119,7 @@
 }
 
 class Arrays {
-    public static bool equals(Object[] a, Object[] b){
+    public static bool equals(T)(T[] a, T[] b){
         if( a.length !is b.length ){
             return false;
         }
@@ -2115,6 +2134,34 @@
         }
         return true;
     }
+/+    public static bool equals(Object[] a, Object[] b){
+        if( a.length !is b.length ){
+            return false;
+        }
+        for( int i = 0; i < a.length; i++ ){
+            if( a[i] is null && b[i] is null ){
+                continue;
+            }
+            if( a[i] !is null && b[i] !is null && a[i] == b[i] ){
+                continue;
+            }
+            return false;
+        }
+        return true;
+    }
++/
+    static void sort( T )( T[] a, Comparator c ){
+        bool isLess( T o1, T o2 ){
+            return c.compare( cast(Object)o1, cast(Object)o2 ) < 0;
+        }
+        tango.core.Array.sort( a, &isLess );
+    }
+    static void sort( T : char[] )( T[] a, Comparator c ){
+        bool isLess( T o1, T o2 ){
+            return c.compare( stringcast(o1), stringcast(o2) ) < 0;
+        }
+        tango.core.Array.sort( a, &isLess );
+    }
     static List    asList(Object[] a) {
         if( a.length is 0 ) return Collections.EMPTY_LIST;
         ArrayList res = new ArrayList( a.length );
@@ -2123,6 +2170,9 @@
         }
         return res;
     }
+    public static void fill( String str, char c ){
+        str[] = c;
+    }
 }
 
 class Collections {
@@ -2228,4 +2278,8 @@
     }
 }
 
-
+class LinkedHashMap : HashMap {
+    static this(){
+        implMissing( __FILE__, __LINE__ );
+    }
+}
\ No newline at end of file