From 58a50ef47f7262b80e37d88714e8d07abd8b404d Mon Sep 17 00:00:00 2001 From: Oleg Kalnichevski Date: Sun, 12 Jul 2009 14:25:51 +0000 Subject: [PATCH] Updated release notes for 4.0 final release git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@793356 13f79535-47bb-0310-9956-ffa450edef68 --- RELEASE_NOTES.txt | 63 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 62 insertions(+), 1 deletion(-) diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt index 94f25e992..17eb6e39e 100644 --- a/RELEASE_NOTES.txt +++ b/RELEASE_NOTES.txt @@ -1,4 +1,65 @@ -Changes since 4.0 beta 2 +Release 4.0 +------------------- + +HttpClient 4.0 represents a complete, ground-up redesign and almost a complete +rewrite of the HttpClient 3.x codeline. This release finally addresses several +design flaws that existed since the 1.0 release and could not be fixed without +a major code overhaul and breaking API compatibility. + + +Architectural changes +--------------------- + +* Redesign of the HttpClient internals addressing all known major + architectural shortcomings of the 3.x codeline. + +* Cleaner, more flexible and expressive API. + +* More modular structure. + +* Better performance and smaller memory footprint due to a more efficient HTTP + transport based on HttpCore. + +* Implementation of cross-cutting HTTP protocol aspects through protocol + interceptors. + +* Improved connection management, better handling of persistent connections, + support for stateful connections + +* Pluggable redirect and authentication handlers. + +* Improved support for sending requests via a proxy or a chain of proxies + +* More flexible SSL context customization + +* Reduced intermediate garbage in the process of generating HTTP requests + and parsing HTTP responses + + +Important notes +------------------- + +* Future releases of HttpMime module may be binary incompatible with this + release due to possible API changes in Apache Mime4J. Apache Mime4J is + still being actively developed and its API is considered unstable. + +* HttpClient 4.0 is not fully binary compatible with 4.0 BETA1 release. + Some protected variables in connection management class have been + made final in order to help ensure their thread safety: + + org.apache.http.conn.BasicEofSensorWatcher#attemptReuse + org.apache.http.conn.BasicEofSensorWatcher#managedConn + org.apache.http.impl.conn.DefaultClientConnectionOperator#schemeRegistry + org.apache.http.impl.conn.DefaultHttpRoutePlanner#schemeRegistry + org.apache.http.impl.conn.ProxySelectorRoutePlanner#schemeRegistry + org.apache.http.impl.conn.SingleClientConnManager#alwaysShutDown + org.apache.http.impl.conn.SingleClientConnManager#connOperator + org.apache.http.impl.conn.SingleClientConnManager#schemeRegistry + org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager#connOperator + org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager#schemeRegistry + + +Bug fixes since 4.0 BETA2 release ------------------- * [HTTPCLIENT-859] CookieIdentityComparator now takes path attribute into