add valueof method for booleans

diff --git a/Robust/src/ClassLibrary/String.java b/Robust/src/ClassLibrary/String.java
index 435f14d4e80bfd3243c3795f7e32d8cc74f15768..f1ec9d53c2cc76fd5f17c3cab0a3ae6b8fcc0c30 100644 (file)
--- a/Robust/src/ClassLibrary/String.java
+++ b/Robust/src/ClassLibrary/String.java
@@ -225,6 +225,13 @@ public class String {
            return o.toString();
     }
 
+    public static String valueOf(boolean b) {
+       if (b)
+           return new String("true");
+       else
+           return new String("false");
+    }
+
     public static String valueOf(char c) {
        char ar[]=new char[1];
        ar[0]=c;