Re-merge with Classpath, from Brian Jones:

	* java/lang/Integer.java (getInteger): Attempt to decode the value
	of the system property instead of the name of the system property.
	(parseInt): Throw NumberFormatException explicitly in the case of
	a null argument in keeping with JDK 1.3.

From-SVN: r47095

libjava/ChangeLog

+2001-11-16  Tom Tromey  <tromey@redhat.com>
+
+	Re-merge with Classpath, from Brian Jones:
+	* java/lang/Integer.java (getInteger): Attempt to decode the value
+	of the system property instead of the name of the system property.
+	(parseInt): Throw NumberFormatException explicitly in the case of
+	a null argument in keeping with JDK 1.3.
+
 2001-11-16  Mark Wielaard  <mark@klomp.org>
 
 	* java/util/Timer.java (TaskQueue.isStopped): Remove method.

libjava/java/lang/Integer.java

@@ -176,7 +176,7 @@ public final class Integer extends Number implements Comparable
     if (val == null) return def;
     try
       {
-      return decode(nm);
+      return decode(val);
       }
     catch (NumberFormatException e)
       {
@@ -364,6 +364,9 @@ public final class Integer extends Number implements Comparable
   {
     final int len;
 
+    if (str == null)
+      throw new NumberFormatException ();
+
     if ((len = str.length()) == 0 ||
         radix < Character.MIN_RADIX || radix > Character.MAX_RADIX)
       throw new NumberFormatException();