From 8b8efdc07c7e749649eec0b0346eaee290aae455 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Fri, 3 Sep 2004 20:59:08 +0000 Subject: * java/util/EnumMap.java: New file. * java/util/EnumSet.java: New file. * java/util/BitSet.java (containsAll): New method. --- java/util/BitSet.java | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'java/util/BitSet.java') diff --git a/java/util/BitSet.java b/java/util/BitSet.java index c56c0d18c..1f9cb599c 100644 --- a/java/util/BitSet.java +++ b/java/util/BitSet.java @@ -1,5 +1,5 @@ /* BitSet.java -- A vector of bits. - Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000, 2001, 2004 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -735,4 +735,15 @@ public class BitSet implements Cloneable, Serializable bits = nd; } } + + // This is used by EnumSet for efficiency. + final boolean containsAll(BitSet other) + { + for (int i = bs.bits.length - 1; i >= 0; i--) + { + if ((bits[i] & bs.bits[i]) != bs.bits[i]) + return false; + } + return true; + } } -- cgit v1.2.1