From 3614db44151bb47e747226e5bd49d30bb9620e96 Mon Sep 17 00:00:00 2001
From: Denis Lila <dlila@redhat.com>
Date: Mon, 18 Apr 2011 15:13:23 -0400
Subject: Fix concurrent classloading problem in JNLPClassLoader.loadClass.

---
 netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java')

diff --git a/netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java b/netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java
index b90362a..13de695 100644
--- a/netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java
+++ b/netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java
@@ -650,6 +650,7 @@ public class JNLPClassLoader extends URLClassLoader {
     protected void activateJars(final List<JARDesc> jars) {
         PrivilegedAction<Void> activate = new PrivilegedAction<Void>() {
 
+            @SuppressWarnings("deprecation")
             public Void run() {
                 // transfer the Jars
                 waitForJars(jars);
@@ -983,7 +984,7 @@ public class JNLPClassLoader extends URLClassLoader {
      * classloader, or one of the classloaders for the JNLP file's
      * extensions.
      */
-    public Class<?> loadClass(String name) throws ClassNotFoundException {
+    public synchronized Class<?> loadClass(String name) throws ClassNotFoundException {
 
         Class<?> result = findLoadedClassAll(name);
 
@@ -1003,7 +1004,7 @@ public class JNLPClassLoader extends URLClassLoader {
         // validPackage(name);
 
         // search this and the extension loaders
-        if (result == null)
+        if (result == null) {
             try {
                 result = loadClassExt(name);
             } catch (ClassNotFoundException cnfe) {
@@ -1060,6 +1061,7 @@ public class JNLPClassLoader extends URLClassLoader {
                     }
                 }
             }
+        }
 
         if (result == null) {
             throw new ClassNotFoundException(name);
-- 
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