From 17c956a192157663e25f1043d24b87191b592585 Mon Sep 17 00:00:00 2001
From: Jacobus Martinus Kruithof <jkf@apache.org>
Date: Thu, 13 May 2010 16:26:25 +0000
Subject: [PATCH] Pr 49279, DemuxInputStream.read() should return unsigned
 values (mandated by contract of InputStream)

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@943929 13f79535-47bb-0310-9956-ffa450edef68
---
 src/main/org/apache/tools/ant/DemuxInputStream.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/org/apache/tools/ant/DemuxInputStream.java b/src/main/org/apache/tools/ant/DemuxInputStream.java
index 253ff856a..ea263ca7d 100644
--- a/src/main/org/apache/tools/ant/DemuxInputStream.java
+++ b/src/main/org/apache/tools/ant/DemuxInputStream.java
@@ -30,6 +30,7 @@ import java.io.InputStream;
  */
 public class DemuxInputStream extends InputStream {
 
+    private static final int MASK_8BIT = 0xFF;
     /**
      * The project to from which to get input.
      */
@@ -54,7 +55,7 @@ public class DemuxInputStream extends InputStream {
         if (project.demuxInput(buffer, 0, 1) == -1) {
             return -1;
         }
-        return buffer[0];
+        return buffer[0] & MASK_8BIT;
     }