[Mc4j-cvs] mc4j/src/org/mc4j/console ManagementNode.java,1.15,1.16

[Greg H. <gh...@us...>]

Update of /cvsroot/mc4j/mc4j/src/org/mc4j/console
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv18804/src/org/mc4j/console

Modified Files:
	ManagementNode.java 
Log Message:
WARNING: dirty hack to support weblogic connections from mc4j on a 1.5 jre.

Index: ManagementNode.java
===================================================================
RCS file: /cvsroot/mc4j/mc4j/src/org/mc4j/console/ManagementNode.java,v
retrieving revision 1.15
retrieving revision 1.16
diff -C2 -d -r1.15 -r1.16
*** ManagementNode.java	2 Apr 2004 03:25:26 -0000	1.15
--- ManagementNode.java	7 Apr 2004 03:15:16 -0000	1.16
***************
*** 179,184 ****
              }
  
! 
!             URLClassLoader loader = new URLClassLoader(cpURLs, ManagementNode.class.getClassLoader());
              return loader;
  
--- 179,189 ----
              }
  
!             // TODO - WARNING: GH - DISGUSTING HACK
!             URLClassLoader loader = null;
!             if (ManagementNode.WEBLOGIC_CONNECTION.equals(settings.getConnectionType())) {
!                 loader = new MeFirstClassLoader(cpURLs, ManagementNode.class.getClassLoader());
!             } else {
!                 loader = new URLClassLoader(cpURLs, ManagementNode.class.getClassLoader());
!             }
              return loader;
  
***************
*** 189,192 ****
--- 194,230 ----
      }
  
+     /**
+      * WARNING: GH - DISGUSTING HACK
+      * This is an aweful little hack that allows us to execute under jdk 1.5 (which includes jmx)
+      * while utilizing the jmx classes we load from somewhere else. We just override the classloader
+      * delegation for cases of the "javax.management" classes.
+      */
+     public static class MeFirstClassLoader extends URLClassLoader {
+ 
+         public MeFirstClassLoader(URL[] urls, ClassLoader parent) {
+             super(urls, parent);
+         }
+ 
+         protected synchronized Class loadClass(String name, boolean resolve)
+         throws ClassNotFoundException {
+             Class c = findLoadedClass(name);
+             if (c == null) {
+                 if (name.contains("javax.management")) {
+                     try {
+                         c = findClass(name);
+                         if (resolve) {
+                             resolveClass(c);
+                         }
+                     } catch(ClassNotFoundException cnfe) {
+                         c = super.loadClass(name,resolve);
+                     }
+                 } else {
+                     c = super.loadClass(name, resolve);
+                 }
+             }
+             return c;
+         }
+     }
+ 
      public static IConnectionNode buildTestConnection(String connectionType) {
          IConnectionNode node = null;