On 08/04/2015 11:20, Pravallika Peddi wrote:
> Hi Mark,
>
>
> Highlighted code is the Fix to add summary message to *Tomcat7.0*:
Patches should be in diff -u format and are best attached to bug reports.
Mark
>
>
> In org.apache.catalina.startup.TldConfig.java à
>
>
>
> a) Return a Boolean variable from tldScanJar(JarURLConnection
> jarConn)method which indicates tld found or not.
>
> b) In TldJarScannerCallback inner class à add code a sbelow:
>
>
>
> boolean isFound = false;
>
>
>
> @Override
>
> public void scan(JarURLConnection urlConn) throws IOException {
>
> log.info <http://log.info>("Scanning jar in scan function:" +
> urlConn);
>
> isFound = tldScanJar(urlConn);
>
> }
>
>
>
> @Override
>
> public void scan(File file) {
>
> File metaInf = new File(file, "META-INF");
>
> if (metaInf.isDirectory()) {
>
> isFound = tldScanDir(metaInf);
>
> }
>
> }
>
>
>
> private boolean scanFoundNoTLDs() {
>
> log.info <http://log.info>("tldFound at end:" + isFound);
>
> return !isFound;
>
> }
>
>
>
>
>
> c) In execute() method add below code:
>
>
>
> TldJarScannerCallback objCallBack = *new*TldJarScannerCallback();
>
> jarScanner.scan(context.getServletContext(),
>
> context.getLoader().getClassLoader(),
>
> objCallBack, /noTldJars/);
>
>
>
> *if*(objCallBack.scanFoundNoTLDs()){
>
> /log/.info(/sm/.getString("tldConfig.noTldSummary"));
>
> }
>
>
>
> I tested the fix and Summary message is getting added to log.
>
> Attached the java file that contains these changes.
>
> Please review and let me know if the fix is ok or not.
>
>
> I will send another mail for pluggability scan fix details for Tomcat7.0
>
>
> Thanks,
>
> Pravallika (VIN)
>
>
> On Sun, Mar 29, 2015 at 4:07 AM, Mark Thomas <ma...@apache.org
> <mailto:ma...@apache.org>> wrote:
>
> On 26/03/2015 13:27, Pravallika Peddi wrote:
>
> <snip/>
>
> > 1) As mentioned in bug, in Tomcat7.0 catalina.properties file first
> 4
> > default jars(except jdom.jar) are missing:
> > commons-discovery-*.jar,commons-el-*.jar,commons-net-*.jar
> >
> > We can add them under
> > “tomcat.util.scan.DefaultJarScanner.jarsToSkip”
>
> jdom.jar isn't covered by the existing filters.
>
> <snip/>
>
> > 3) 3) So I am planning to provide a fix as below for Tomcat
> 7.0
> > TLD scan:
>
> Looks OK so far.
>
> <snip/>
>
> > But in Tomcat 7.0, StandardJarScanner.scan method only called from both
> > TldConfig.java and ContextConfig.java. So I am afraid I cannot add the
> > Summary message in Tomcat7.0. When User enables FINE level then only
> they
> > can see the noTldInJar messages
>
> Look again. It certainly is possible to add the summary message for TLDs
> in Tomcat 7.
>
> > 4) Tomcat7.0 ContextConfig scan is taking less time, hence I feel we can
> > ignore it for now.
>
> I disagree. The pluggability scanning can add a significant start-up
> delay to web applications. The reason that the bug report was opened in
> the first place is the time taken for the pluggability scans.
>
> > Please let me know your opinion.
>
> I think you have some more research to do.
>
> Mark
>
>
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