java.util.prefs Preferences test passes with warning message on linux6.2
warning message:

WARNING: Chmod failed on /tmp/.java/prefs Unix error code 1

jdk1.4 build55

Test Program:
------------------------------------------------------------------
 
import java.util.prefs.*;
import java.util.*;
 
 
public class PutFloat {
      public static void main(String[] args) throws Exception {
      try {
           Preferences userRoot = Preferences.userRoot();
           Preferences N1 = userRoot.node("N1");
           N1.clear();
           N1.putFloat("k1",Float.MIN_VALUE);
           float valueExpected = Float.MIN_VALUE;
           float valueGot = N1.getFloat("k1",1.0f);
           if (valueGot != valueExpected) {
              throw new Exception("valueGot != valueExpected not ok in PutFloatTest01()");
           }
           System.out.println("PutFloatTest01() Pass");
       } catch(Exception e) {
           System.out.println("Exception thrown = " + e);
           System.out.println("PutFloatTest01() Fail");
           e.printStackTrace();
       }
   }
}
--------------------------------------result on linux6.2-----------------
[nitin_linux@pc-ellington tempb54]$ javac PutFloat.java
[nitin_linux@pc-ellington tempb54]$ java PutFloat
Mar 12, 2001 10:21:10 AM java.util.prefs.FileSystemPreferences$6 run
WARNING: Chmod failed on /tmp/.java/prefs Unix error code 1
PutFloatTest01() Pass