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diff --git a/netx/net/sourceforge/jnlp/runtime/ManageJnlpResources.java b/netx/net/sourceforge/jnlp/runtime/ManageJnlpResources.java
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+/* ManageJnlpResources.java
+Copyright (C) 2012, Red Hat, Inc.
+
+This file is part of IcedTea.
+
+IcedTea is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 2.
+
+IcedTea is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with IcedTea; see the file COPYING.  If not, write to
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version.
+*/
+
+package net.sourceforge.jnlp.runtime;
+
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import net.sourceforge.jnlp.JARDesc;
+import net.sourceforge.jnlp.ResourcesDesc;
+import net.sourceforge.jnlp.Version;
+import net.sourceforge.jnlp.runtime.JNLPClassLoader.DownloadAction;
+
+public class ManageJnlpResources {
+
+    /**
+     * Returns jars from the JNLP file with the part name provided.
+     * @param rootClassLoader Root JNLPClassLoader of the application.
+     * @param ref Path of the launch or extension JNLP File containing the
+     * resource. If null, main JNLP's file location will be used instead.
+     * @param part The name of the part.
+     * @return jars found.
+     */
+    public static JARDesc[] findJars(final JNLPClassLoader rootClassLoader, final URL ref, final String part, final Version version) {
+        JNLPClassLoader foundLoader = LocateJnlpClassLoader.getLoaderByJnlpFile(rootClassLoader, ref);
+
+        if (foundLoader != null) {
+            List<JARDesc> foundJars = new ArrayList<JARDesc>();
+            ResourcesDesc resources = foundLoader.getJNLPFile().getResources();
+
+            for (JARDesc eachJar : resources.getJARs(part)) {
+                if (version == null || version.equals(eachJar.getVersion()))
+                    foundJars.add(eachJar);
+            }
+
+            return foundJars.toArray(new JARDesc[foundJars.size()]);
+        }
+
+        return new JARDesc[] {};
+    }
+
+    /**
+     * Removes jars from cache.
+     * @param classLoader JNLPClassLoader of the application that is associated to the resource.
+     * @param ref Path of the launch or extension JNLP File containing the
+     * resource. If null, main JNLP's file location will be used instead.
+     * @param jars Jars marked for removal.
+     */
+    public static void removeCachedJars(final JNLPClassLoader classLoader, final URL ref, final JARDesc[] jars) {
+        JNLPClassLoader foundLoader = LocateJnlpClassLoader.getLoaderByJnlpFile(classLoader, ref);
+
+        if (foundLoader != null)
+            foundLoader.removeJars(jars);
+    }
+
+    /**
+     * Downloads jars identified by part name.
+     * @param classLoader JNLPClassLoader of the application that is associated to the resource.
+     * @param ref Path of the launch or extension JNLP File containing the
+     * resource. If null, main JNLP's file location will be used instead.
+     * @param part The name of the path.
+     */
+    public static void downloadJars(final JNLPClassLoader classLoader, final URL ref, final String part, final Version version) {
+        JNLPClassLoader foundLoader = LocateJnlpClassLoader.getLoaderByJnlpFile(classLoader, ref);
+
+        if (foundLoader != null)
+            foundLoader.initializeNewJarDownload(ref, part, version);
+    }
+
+    /**
+     * Downloads and initializes resources which are not mentioned in the jnlp file.
+     * Used by DownloadService.
+     * @param rootClassLoader Root JNLPClassLoader of the application.
+     * @param ref Path to the resource.
+     * @param version The version of resource. If null, no version is specified.
+     */
+
+    public static void loadExternalResouceToCache(final JNLPClassLoader rootClassLoader, final URL ref, final String version) {
+        rootClassLoader.manageExternalJars(ref, version, DownloadAction.DOWNLOAD_TO_CACHE);
+    }
+
+    /**
+     * Removes resource which are not mentioned in the jnlp file.
+     * Used by DownloadService.
+     * @param rootClassLoader Root JNLPClassLoader of the application.
+     * @param ref Path to the resource.
+     * @param version The version of resource. If null, no version is specified.
+     */
+    public static void removeExternalCachedResource(final JNLPClassLoader rootClassLoader, final URL ref, final String version) {
+        rootClassLoader.manageExternalJars(ref, version, DownloadAction.REMOVE_FROM_CACHE);
+    }
+
+    /**
+     * Returns true if the resource (not mentioned in the jnlp file) is cached, otherwise false
+     * Used by DownloadService.
+     * @param rootClassLoader Root JNLPClassLoader of the application.
+     * @param ref Path to the resource.
+     * @param version The version of resource. If null, no version is specified.
+     * @return
+     */
+    public static boolean isExternalResourceCached(final JNLPClassLoader rootClassLoader, final URL ref, final String version) {
+        return rootClassLoader.manageExternalJars(ref, version, DownloadAction.CHECK_CACHE);
+    }
+
+}