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-rw-r--r--libjava/classpath/gnu/java/nio/charset/UTF_16Decoder.java12
1 files changed, 7 insertions, 5 deletions
diff --git a/libjava/classpath/gnu/java/nio/charset/UTF_16Decoder.java b/libjava/classpath/gnu/java/nio/charset/UTF_16Decoder.java
index 302c83e62bd..e3927d99466 100644
--- a/libjava/classpath/gnu/java/nio/charset/UTF_16Decoder.java
+++ b/libjava/classpath/gnu/java/nio/charset/UTF_16Decoder.java
@@ -1,5 +1,5 @@
/* UTF_16Decoder.java --
- Copyright (C) 2002 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2005 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@@ -105,8 +105,9 @@ final class UTF_16Decoder extends CharsetDecoder
}
// FIXME: Change so you only do a single comparison here.
- char c = byteOrder == BIG_ENDIAN ? (char) ((b1 << 8) | b2)
- : (char) ((b2 << 8) | b1);
+ char c = (byteOrder == BIG_ENDIAN
+ ? (char) (((b1 & 0xFF) << 8) | (b2 & 0xFF))
+ : (char) (((b2 & 0xFF) << 8) | (b1 & 0xFF)));
if (0xD800 <= c && c <= 0xDFFF)
{
@@ -119,8 +120,9 @@ final class UTF_16Decoder extends CharsetDecoder
return CoderResult.UNDERFLOW;
byte b3 = in.get ();
byte b4 = in.get ();
- char d = byteOrder == BIG_ENDIAN ? (char) ((b3 << 8) | b4)
- : (char) ((b4 << 8) | b3);
+ char d = (byteOrder == BIG_ENDIAN
+ ? (char) (((b3 & 0xFF) << 8) | (b4 & 0xFF))
+ : (char) (((b4 & 0xFF) << 8) | (b3 & 0xFF)));
// make sure d is a low surrogate
if (d < 0xDC00 || d > 0xDFFF)
return CoderResult.malformedForLength (2);
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