release-notes-4.1.txt

《J2EE企业级应用开发》一书的配套源代码

        complain in case if you have PersistentManager.

[4.1.8] #10967
        Summary: Java Deadlock in WebappClassLoader
        WebappClassLoader:
        Make ResourceEntry a separate class.

[4.1.8] StandardSession:
        Set manager to null before recycling.

[4.1.9] StandardClassLoader:
        Avoid potential security exception by not calling getParent.

[4.1.9] #11307
        Summary: Deadlock in ClassLoader
        WebappClassLoader:
        Fix deadlock condition by modifying the synced block.

[4.1.9] StandardHostDeployer:
        Fire event when undeploying.

[4.1.10] AuthenticatorBase:
         Remove double URI decoding.

[4.1.10] StandardHost:
         Refactor log capture.

[4.1.10] StandardServer:
         Output server.xml in UTF8.

[4.1.10] WebappClassLoader:
         Fix problem where external repositories would always be ignored.

[4.1.10] WebappClassLoader:
         Generate properly encoded URLs.

[4.1.10] #12041
         Summary: CGIServlet can block on input
         CGIServlet:
         Fix possible deadlock when reading CGI script output.

[4.1.10] ErrorDispatcherValve:
         Unwrap root cause error.

[4.1.10] Documentation:
         Fixes and small additons to the DBCP documentation.

[4.1.10] StandardContext:
         Add new "swallowOutput" flag, to allow configuring logger redirection.

[4.1.11] catalina.policy:
         Modify the file to reflect the new URLs to be used for codebase
         declarations.

[4.1.11] StandardContext:
         Change the timing of the directory context allocation (now done 
         during start which is more consistent with the lifecycle of other
         components).

[4.1.11] #12041
         CGIServlet:
         Better fix for bugzilla 12041 running an extra thread to deal 
         with STDERR.

[4.1.11] CGIServlet:
         Fix for CGI scripts run from a POST operation never get any 
         posted data.

[4.1.11] DefaultServlet:
         Assume text file when MIME type is unknown for including purposes.

[4.1.11] ManagerServlet:
         Allow manager to do operations on the root webapp.

[4.1.11] BootstrapService:
         Allow parameters to BootstrapService for jni/mod_jk2.

[4.1.11] FileDirContext:
         Add an option to allow symlinking (allowLinking).

[4.1.11] FileDirContext:
         Make the case sensitivity check based on the value of the 
         "caseSensitive" flag rather than on the path separator. Most Unix OSes
         can set that to false.

[4.1.12] SSLAuthenticator:
         Add back client authentication support.

[4.1.12] SECURITY:
         Disable InvokerServlet in the default webapp configuration, 
         and restrict the servlets it can invoke.

[4.1.12] #12286
         JDBCStore:
         Fix NPE on shutdown.

[4.1.13] StandardContext:
         Major refactoring of the resources lifecycle handling, which is now 
         similar to the one of the other components.

[4.1.13] #12985
         StandardWrapper:
         Fix load on startup bug for JSPs.

[4.1.13] StandardWrapper:
         Add log swallowing support.

[4.1.13] InvokerServlet:
         SECURITY: Check the classname of the invoked servlet.

[4.1.13] #13513
         StandardManager:
         Add disabling persistence with a blank String.

[4.1.13] Catalina:
         SECURITY: Add security manager protection on Coyote components.

[4.1.13] ErrorReportValve:
         Performance optimization: don't generate a status report for status 
         codes < 400.

[4.1.13] ProxyDirContext:
         Cache non existing resources list to provide a major speedup for 
         welcome files processing.

[4.1.13] ProxyDirContext:
         Avoid object creation when reproting a not found resource.

[4.1.13] ProxyDirContext:
         Peformance fix: allow directory caching.

[4.1.14] Catalina:
         Fix security manager package protection configuration.

[4.1.14] ContextConfig:
         Fix TLD processing.

[4.1.15] #13583
         ApplicationContext:
         Add path normalization.

[4.1.15] FileDirContext:
         allowLinking will also disable case sensitivity checks (which are
         relatively similar).

[4.1.15] #13364
         StandardDefaultContext:
         Properly refresh naming entries defined in the DefaultContext after a
         reload.

[4.1.16] server.xml
         Disable timeout for JK2 connector.

[4.1.16] MBeanUtils:
         Relax restrictions on valve MBeans creation.

[4.1.16] #14781
         CGIServlet:
         Remove dependency on JDK 1.4.

[4.1.16] FileStore:
         Check for the existence of the session store file.

[4.1.16] SSI:
         Conditional SSI enhancement, better emulation of Apache SSI,
         fix expression parser's handling of literals.

[4.1.17] #15086
         StandardWrapper:
         Use the swallowOutput flag when unloading.

[4.1.17] #15077
         StandardWrapper:
         Mark servlets as unavailable when the wrapper is stopped.

[4.1.17] CGIServlet, SSIServlet:
         Fix for SSI "normal" configuration which invokes a CGI script.

[4.1.17] #15239
         NamingResourcesMBean:
         Fix resource link creation.

[4.1.18] CoyoteWriter, CoyoteResponse:
         SECURITY: Fix writer reuse after an IOException occurred.


----------------
Coyote Bug Fixes:
----------------

[4.1.13] #12998
         CoyoteAdapter:
         Fix compatibility problem with AJP.

[4.1.13] #13162
         CoyoteAdapter:
         Decode the URI as a URI, not as a query-string.

[4.1.13] #13658
         CoyoteAdapter:
         Arrange to have the SSL attributes in the CoyoteRequest so that they 
         show up for getAttributeNames.

[4.1.13] CoyoteConnector:
         Allow disabling proxyName with an empty string.

[4.1.13] CoyoteInputStream:
         Implement available().

[4.1.13] CoyoteResponse:
         Fix sendRedirect URL generation.

[4.1.13] HTTP/1.1 Constants:
         Increase max HTTP header buffer size to 48K.

[4.1.13] HTTP/1.1 Http11Processor:
         Performance: Save on B2C for host name handling.

[4.1.13] HTTP/1.1 Http11Processor:
         Performance: Use bytes comparisons to check the "connection" header
         values.

[4.1.13] HTTP/1.1 InternalOutputBuffer:
         Performance: improve header generation.

[4.1.13] #13270
         JK2 ChannelSocket:
         TCP no delay was not implemented.

[4.1.13] JK2 HandlerRequest:
         Fix tomcatAuthentication support.

[4.1.13] #11657
         JK2 JkMain:
         Initialize https URLs if only JK connector is used.

[4.1.13] Fix broken JSSE/SSL-support and include support for Cert-Auth with
         JSSE 1.1.x.

[4.1.15] JK2 JkCoyoteHander:
         Fix problem where the same buffer was used for output and input.

[4.1.15] Tomcat 4 Adapter:
         Closing the output stream or writer in the Tomcat 4 adapter will now
         finish the response.

[4.1.15] HTTP/1.1 InternalOutputBuffer:
         Fix possible loop scenarios which could happen if an invalid 0 length
         read was made.

[4.1.15] Coyote Response:
         Improve special header handling to allow protocol handler to enforce
         the protocol.

[4.1.15] #14281
         Tomcat 4 Adapter OutputBuffer:
         Properly compute the total size of the content written.

[4.1.16] Tomcat 4 Adapter:
         Performance: Delayed evaluation of the remote host address.

[4.1.16] HTTP/1.1 Http11Processor:
         Performance: Allow disabling upload timeout.

[4.1.16] #14658
         Tomcat 4 Adapter CoyoteWriter:
         Performance: Full reimplementation of PrintWriter, fixing syncing as
         well as performance problems which occurred when a client abruplty
         disconnected.

[4.1.16] HTTP/1.1 Http11Processor:
         Performance: Save on GC for commonly used Strings for protocol and
         method name.

[4.1.16] HTTP/1.1 InternalOutputBuffer:
         Fix for an ArrayOutOfBound exception which could occur when 
         IOException (usually caused by a client disconnect) was raised
         during a commit.

[4.1.16] JK2 ChannelSocket:
         Handle timeout exceptions.

[4.1.16] JK2 ChannelSocket:
         Allow disabling channel socket for JNI, as well as binding a specific
         adress.

[4.1.16] JK2 HandlerRequest:
         Fix null getRemoteHost.

[4.1.16] JK2 HandlerRequest, JKCoyoteHandler:
         Lazy extraction of ssl certs to speed up jk/ajp13 when under SSL.

[4.1.17] ActionCode:
         Allow ActionCode to be used in a switch.

[4.1.17] Response:
         Fix Locale initilization to the default locale (en-us).

[4.1.17] #15201
         Tomcat 4 Adapter:
         Fix SSL attributes retrival with JK 2.

[4.1.17] Tomcat 4 Adapter CoyoteResponse:
         encodeURL does not encode session with empty URL (rfc2396).

[4.1.17] HTTP/1.1 Http11Processor:
         Fix incorrect setting of the socket timeout when the connection is
         first established.

[4.1.17] HTTP/1.1 Http11Processor:
         Performance: Optimize soTimeout management when the upload timeout is
         disabled.

[4.1.17] PoolTcpEndpoint:
         Reduce synchornization by not using connection object pooling. Also
         minimize the amount of time during which no thread is listening on 
         the server socket.

[4.1.17] ThreadPool:
         Reduce synchronization by using an array of threads instead of 
         a Vector.

[4.1.17] #15258
         JK 2 ChannelSocket:
         Bind all addresses by default.

[4.1.18] #15456
         JK 2 CoyoteHandler:
         Fix NPE occurring in SSL mode.


----------------
Jasper Bug Fixes:
----------------

[4.1.1] #8290
        Summary: Problem in the code generated by jasper 2
        Generator:
        This workaround for a JDK bug (BugParade Id: 4414162) introduces 
        a massive performance improvement when using pages containing 
        lots of tags.

[4.1.2] Generator:
        Fixes various problems introduced by the patch which removes 
        the try/catch tag nesting.

[4.1.2] #8994
        Summary: JSPs don't recompile
        JspServletWrapper:
        Fix JSP recompilation when the new "development" flag is set to "true".

[4.1.3] #5793
        Summary: Variable element in tld with TagExtraInfo class
        TagLibraryInfoImpl:
        Fix spec compliance problem.

[4.1.3] PagaDataImpl:
        Fix bug where only one validator could be used on a page.

[4.1.3] #8565
        Summary: MyEntityResolver doesn't allow including user-defined entities

[4.1.3] Generator:
        Use an array instead of a collection to simulate the try/catch nesting.

[4.1.3] Generator:
        Fix spec compliance bug where a tag could define scripting variables in
        both the TLD and the TagExtraInfo class.

[4.1.5] Generator, PageContextImpl:
        Fix tag BodyContent reuse.

[4.1.5] Generator:
        Code cleanup, removing the need for a state object.

[4.1.5] Generator:
        Fix bug when specifying a redirect which already included part of a 
        quesry string.

[4.1.5] Compiler:
        Clean up Ant error message generation.

[4.1.5] #8926
        Summary: Duplicate variable definition in generated Java source, 
        related to custom tag scripting variable
        Generator:
        Fix variable declaration locations.