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Posted to commits@hc.apache.org by ol...@apache.org on 2012/09/18 21:01:18 UTC

svn commit: r1387321 - in /httpcomponents/httpcore/trunk: RELEASE_NOTES.txt httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java

Author: olegk
Date: Tue Sep 18 19:01:17 2012
New Revision: 1387321

URL: http://svn.apache.org/viewvc?rev=1387321&view=rev
Log:
HTTPCORE-312: LengthDelimitedEncoder incorrectly handles messages larger than 2GB

Modified:
    httpcomponents/httpcore/trunk/RELEASE_NOTES.txt
    httpcomponents/httpcore/trunk/httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java

Modified: httpcomponents/httpcore/trunk/RELEASE_NOTES.txt
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/RELEASE_NOTES.txt?rev=1387321&r1=1387320&r2=1387321&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/RELEASE_NOTES.txt (original)
+++ httpcomponents/httpcore/trunk/RELEASE_NOTES.txt Tue Sep 18 19:01:17 2012
@@ -1,5 +1,8 @@
 Changes since 4.2.1
 
+* [HTTPCORE-312] NIO length delimited content encoder incorrectly handles messages larger than 2GB.
+  Contributed by Oleg Kalnichevski <olegk at apache.org>
+
 * [HTTPCORE-310] Fixed regression in DefaultConnectionReuseStrategy causing it to incorrectly 
   flag connections as non-reusable after a 204, 205 or 304 response. 
   Contributed by Oleg Kalnichevski <olegk at apache.org>
@@ -18,6 +21,7 @@ Changes since 4.2.1
 * [HTTPCORE-303] ContentType made Serializable. 
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
+
 Release 4.2.1
 -------------------
 

Modified: httpcomponents/httpcore/trunk/httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java?rev=1387321&r1=1387320&r2=1387321&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java (original)
+++ httpcomponents/httpcore/trunk/httpcore-nio/src/main/java/org/apache/http/impl/nio/codecs/LengthDelimitedEncoder.java Tue Sep 18 19:01:17 2012
@@ -75,12 +75,12 @@ public class LengthDelimitedEncoder exte
             return 0;
         }
         assertNotCompleted();
-        int lenRemaining = (int) (this.contentLength - this.len);
+        int chunk = (int) Math.min((this.contentLength - this.len), Integer.MAX_VALUE);
 
         int bytesWritten;
-        if (src.remaining() > lenRemaining) {
+        if (src.remaining() > chunk) {
             int oldLimit = src.limit();
-            int newLimit = oldLimit - (src.remaining() - lenRemaining);
+            int newLimit = oldLimit - (src.remaining() - chunk);
             src.limit(newLimit);
             bytesWritten = this.channel.write(src);
             src.limit(oldLimit);
@@ -106,13 +106,8 @@ public class LengthDelimitedEncoder exte
             return 0;
         }
         assertNotCompleted();
-        int lenRemaining = (int) (this.contentLength - this.len);
-
-        long bytesWritten;
-        if (count > lenRemaining) {
-            count = lenRemaining;
-        }
-        bytesWritten = src.transferTo(position, count, this.channel);
+        long chunk = Math.min((this.contentLength - this.len), count);
+        long bytesWritten = src.transferTo(position, chunk, this.channel);
         if (bytesWritten > 0) {
             this.metrics.incrementBytesTransferred(bytesWritten);
         }