costin 2002/06/20 16:00:43
Modified: jasper2/src/share/org/apache/jasper/compiler
TldLocationsCache.java
Log:
Added some code to allow the caching of the TldLibraryInfo. On apps with many
pages and many taglibs it is a waste of time to read/parse the same tld
on every page.
Revision Changes Path
1.4 +25 -2
jakarta-tomcat-jasper/jasper2/src/share/org/apache/jasper/compiler/TldLocationsCache.java
Index: TldLocationsCache.java
===================================================================
RCS file:
/home/cvs/jakarta-tomcat-jasper/jasper2/src/share/org/apache/jasper/compiler/TldLocationsCache.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- TldLocationsCache.java 5 Jun 2002 23:18:33 -0000 1.3
+++ TldLocationsCache.java 20 Jun 2002 23:00:43 -0000 1.4
@@ -130,20 +130,30 @@
*/
private Hashtable mappings = new Hashtable();
+ private Hashtable tlds = new Hashtable();
+
+ private boolean initialized=false;
+ ServletContext ctxt;
//*********************************************************************
// Constructor and Initilizations
-
+
public TldLocationsCache(ServletContext ctxt) {
+ this.ctxt=ctxt;
+ }
+
+ private void init() {
+ if( initialized ) return;
try {
processWebDotXml(ctxt);
processJars(ctxt);
+ initialized=true;
} catch (JasperException ex) {
Constants.message("jsp.error.internal.tldinit",
new Object[] { ex.getMessage() },
Logger.ERROR);
}
}
-
+
private void processWebDotXml(ServletContext ctxt)
throws JasperException
{
@@ -305,6 +315,7 @@
public String[] getLocation(String uri)
throws JasperException
{
+ if( ! initialized ) init();
return (String[])mappings.get(uri);
}
@@ -327,6 +338,18 @@
}
}
+ public TagLibraryInfo getTagLibraryInfo( String uri ) {
+ if( ! initialized ) init();
+ Object o=tlds.get( uri );
+ if( o==null ) return null;
+ return (TagLibraryInfo)o;
+ }
+
+ public void addTagLibraryInfo( String uri, TagLibraryInfo tld ) {
+ if( ! initialized ) init();
+ tlds.put( uri, tld);
+ }
+
private void p(String s) {
System.out.println("[TldLocationsCache] " + s);
}
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