Author: markt
Date: Wed Oct 13 15:06:26 2010
New Revision: 1022128
URL: http://svn.apache.org/viewvc?rev=1022128&view=rev
Log:
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=49972
Potential thread safety issues in FastHttpDateFormat
Modified:
tomcat/tc6.0.x/trunk/ (props changed)
tomcat/tc6.0.x/trunk/STATUS.txt
tomcat/tc6.0.x/trunk/java/org/apache/tomcat/util/http/FastHttpDateFormat.java
tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
Propchange: tomcat/tc6.0.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Oct 13 15:06:26 2010
@@ -1 +1 @@
-/tomcat/trunk:601180,606992,612607,630314,640888,652744,653247,666232,673796,673820,677910,683969,683982,684001,684081,684234,684269-684270,685177,687503,687645,689402,690781,691392,691805,692748,693378,694992,695053,695311,696780,696782,698012,698227,698236,698613,699427,699634,701355,709294,709811,709816,710063,710066,710125,710205,711126,711600,712461,712467,713953,714002,718360,719119,719124,719602,719626,719628,720046,720069,721040,721286,721708,721886,723404,723738,726052,727303,728032,728768,728947,729057,729567,729569,729571,729681,729809,729815,729934,730250,730590,731651,732859,732863,734734,740675,740684,742677,742697,742714,744160,744238,746321,746384,746425,747834,747863,748344,750258,750291,750921,751286-751287,751289,751295,752323,753039,757335,757774,758249,758365,758596,758616,758664,759074,761601,762868,762929,762936-762937,763166,763183,763193,763228,763262,763298,763302,763325,763599,763611,763654,763681,763706,764985,764997,765662,768335,769979,770716,77
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+/tomcat/trunk:601180,606992,612607,630314,640888,652744,653247,666232,673796,673820,677910,683969,683982,684001,684081,684234,684269-684270,685177,687503,687645,689402,690781,691392,691805,692748,693378,694992,695053,695311,696780,696782,698012,698227,698236,698613,699427,699634,701355,709294,709811,709816,710063,710066,710125,710205,711126,711600,712461,712467,713953,714002,718360,719119,719124,719602,719626,719628,720046,720069,721040,721286,721708,721886,723404,723738,726052,727303,728032,728768,728947,729057,729567,729569,729571,729681,729809,729815,729934,730250,730590,731651,732859,732863,734734,740675,740684,742677,742697,742714,744160,744238,746321,746384,746425,747834,747863,748344,750258,750291,750921,751286-751287,751289,751295,752323,753039,757335,757774,758249,758365,758596,758616,758664,759074,761601,762868,762929,762936-762937,763166,763183,763193,763228,763262,763298,763302,763325,763599,763611,763654,763681,763706,764985,764997,765662,768335,769979,770716,77
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Modified: tomcat/tc6.0.x/trunk/STATUS.txt
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/STATUS.txt?rev=1022128&r1=1022127&r2=1022128&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/STATUS.txt (original)
+++ tomcat/tc6.0.x/trunk/STATUS.txt Wed Oct 13 15:06:26 2010
@@ -238,13 +238,6 @@ PATCHES PROPOSED TO BACKPORT:
- Do not remove "// Make sure no session ID is returned" comment.
- Documentation update will be needed.
-* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=49972
- Potential thread safety issues in FastHttpDateFormat
- http://svn.apache.org/viewvc?rev=1005452&view=rev
- +1: markt, kkolinko, timw
- -1:
- timw: Minor issue: the synchronized (parseCache) in parseDate() is probably
unnecessary
-
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=50066
Compile recursive tag file if it depends on a JAR. Patch provided by Sylvain
Laurent.
Modified:
tomcat/tc6.0.x/trunk/java/org/apache/tomcat/util/http/FastHttpDateFormat.java
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/tomcat/util/http/FastHttpDateFormat.java?rev=1022128&r1=1022127&r2=1022128&view=diff
==============================================================================
---
tomcat/tc6.0.x/trunk/java/org/apache/tomcat/util/http/FastHttpDateFormat.java
(original)
+++
tomcat/tc6.0.x/trunk/java/org/apache/tomcat/util/http/FastHttpDateFormat.java
Wed Oct 13 15:06:26 2010
@@ -36,28 +36,28 @@ public final class FastHttpDateFormat {
// -------------------------------------------------------------- Variables
- protected static final int CACHE_SIZE =
+ private static final int CACHE_SIZE =
Integer.parseInt(System.getProperty("org.apache.tomcat.util.http.FastHttpDateFormat.CACHE_SIZE",
"1000"));
/**
* HTTP date format.
*/
- protected static final SimpleDateFormat format =
+ private static final SimpleDateFormat format =
new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz", Locale.US);
/**
* The set of SimpleDateFormat formats to use in getDateHeader().
*/
- protected static final SimpleDateFormat formats[] = {
+ private static final SimpleDateFormat formats[] = {
new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz", Locale.US),
new SimpleDateFormat("EEEEEE, dd-MMM-yy HH:mm:ss zzz", Locale.US),
new SimpleDateFormat("EEE MMMM d HH:mm:ss yyyy", Locale.US)
};
- protected final static TimeZone gmtZone = TimeZone.getTimeZone("GMT");
+ private static final TimeZone gmtZone = TimeZone.getTimeZone("GMT");
/**
@@ -77,26 +77,26 @@ public final class FastHttpDateFormat {
/**
* Instant on which the currentDate object was generated.
*/
- protected static long currentDateGenerated = 0L;
+ private static volatile long currentDateGenerated = 0L;
/**
* Current formatted date.
*/
- protected static String currentDate = null;
+ private static String currentDate = null;
/**
* Formatter cache.
*/
- protected static final ConcurrentHashMap<Long, String> formatCache =
+ private static final ConcurrentHashMap<Long, String> formatCache =
new ConcurrentHashMap<Long, String>(CACHE_SIZE);
/**
* Parser cache.
*/
- protected static final ConcurrentHashMap<String, Long> parseCache =
+ private static final ConcurrentHashMap<String, Long> parseCache =
new ConcurrentHashMap<String, Long>(CACHE_SIZE);
@@ -112,8 +112,8 @@ public final class FastHttpDateFormat {
if ((now - currentDateGenerated) > 1000) {
synchronized (format) {
if ((now - currentDateGenerated) > 1000) {
- currentDateGenerated = now;
currentDate = format.format(new Date(now));
+ currentDateGenerated = now;
}
}
}
Modified: tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml?rev=1022128&r1=1022127&r2=1022128&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml Wed Oct 13 15:06:26 2010
@@ -145,6 +145,10 @@
support for <code>maxPort</code> attribute on a <code>Connector</code>
element as a synonym for channelSocket.maxPort
</fix>
+ <fix>
+ <bug>49972</bug>: Fix potential thread safe issue when formatting dates
+ for use in HTTP headers. (markt)
+ </fix>
</changelog>
</subsection>
<subsection name="Jasper">
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