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Diffstat (limited to 'libjava/java/text/DateFormat.java')
-rw-r--r-- | libjava/java/text/DateFormat.java | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libjava/java/text/DateFormat.java b/libjava/java/text/DateFormat.java index df2b270e4f3..76bf535577a 100644 --- a/libjava/java/text/DateFormat.java +++ b/libjava/java/text/DateFormat.java @@ -151,6 +151,8 @@ public abstract class DateFormat extends Format implements Cloneable { if (obj instanceof Number) obj = new Date(((Number) obj).longValue()); + else if (! (obj instanceof Date)) + throw new IllegalArgumentException ("Cannot format given Object as a Date"); return format ((Date) obj, buf, pos); } |