--- a/components/visual-panels/core/src/java/vpanels/client/com/oracle/solaris/vp/client/common/PanelDescriptorFactory.java Tue Dec 16 05:53:51 2014 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,212 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-
-/*
- * Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved.
- */
-
-package com.oracle.solaris.vp.client.common;
-
-import java.lang.reflect.*;
-import java.net.URL;
-import java.security.*;
-import java.util.logging.*;
-import com.oracle.solaris.vp.panel.common.*;
-import com.oracle.solaris.vp.panel.common.action.ActionAbortedException;
-import com.oracle.solaris.vp.panel.common.api.panels.CustomPanel;
-import com.oracle.solaris.vp.panel.common.model.PanelDescriptor;
-import com.oracle.solaris.vp.util.misc.finder.Finder;
-
-public abstract class PanelDescriptorFactory {
- //
- // Instance data
- //
-
- private ClientContext context;
- private PanelResourceManager manager;
-
- //
- // Constructors
- //
-
- /**
- * Constructs a {@link PanelDescriptorFactory}.
- *
- * @param context
- * required data to create a {@link PanelDescriptor}
- *
- * @param manager
- * used to download resources for custom panels
- */
- public PanelDescriptorFactory(ClientContext context,
- PanelResourceManager manager) {
-
- this.context = context;
- this.manager = manager;
- }
-
- //
- // PanelDescriptorFactory methods
- //
-
- public ClientContext getClientContext() {
- return context;
- }
-
- public PanelResourceManager getPanelResourceManager() {
- return manager;
- }
-
- /**
- * Get a client-specific {@code ErrorPanelDescriptor} that communicates
- * information about why its {@code CustomPanel}s failed to load.
- */
- protected abstract ErrorPanelDescriptor getErrorPanelDescriptor(
- String name, ClientContext context);
-
- /**
- * Get a {@link PanelDescriptor} from the given {@link CustomPanel}.
- *
- * @param panel
- * a {@code CustomPanel}
- *
- * @return an instance of {@code panel}'s {@code PanelDescriptor}
- * if found, or an {@link ErrorPanelDescriptor} if an error
- * occurred
- *
- * @exception ActionAbortedException
- * if the download is cancelled
- *
- * @exception PanelResourceException
- * if a resource could not be downloaded
- */
- public PanelDescriptor getPanelDescriptor(CustomPanel panel)
- throws ActionAbortedException, PanelResourceException {
-
- ClientContext context = getClientContext();
- ConnectionInfo info = context.getConnectionInfo();
-
- Logger log = Logger.getLogger(getClass().getName());
- String pName = panel.getName();
- ErrorPanelDescriptor epd = getErrorPanelDescriptor(pName, context);
-
- final URL[] urls = getPanelResourceManager().downloadAll(info, panel);
- String className = panel.getPanelDescriptorClassName();
-
- try {
- ClassLoader loader = AccessController.doPrivileged(
- new PrivilegedAction<ClassLoader>() {
- @Override
- public ClassLoader run() {
- return new PanelClassLoader(urls);
- }
- });
-
- Class clazz = loader.loadClass(className);
-
- if (!PanelDescriptor.class.isAssignableFrom(clazz)) {
- String message = Finder.getString(
- "panelload.error.class.wrongtype",
- clazz.getName(), PanelDescriptor.class.getName());
- log.log(Level.WARNING, message);
-
- } else {
- // PanelDescriptors must have a constructor that
- // takes a String ID and a ClientContext as arguments
- @SuppressWarnings({"unchecked"})
- Constructor<PanelDescriptor> constructor =
- ((Class<PanelDescriptor>)clazz).getConstructor(
- String.class, ClientContext.class);
-
- return constructor.newInstance(pName, context);
- }
- }
-
- // Thrown by loadClass
- catch (ClassNotFoundException e) {
- String message = Finder.getString(
- "panelload.error.class.notfound", className);
- log.log(Level.WARNING, message);
- epd.addError(panel, e);
- }
-
- // Thrown by getConstructor
- catch (NoSuchMethodException e) {
- String message = Finder.getString(
- "panelload.error.class.constructor", className,
- ClientContext.class.getName());
- log.log(Level.WARNING, message, e);
- epd.addError(panel, e);
- }
-
- // Thrown by newInstance
- catch (IllegalAccessException e) {
- String message = Finder.getString(
- "panelload.error.class.cantinstantiate", className);
- log.log(Level.WARNING, message, e);
- epd.addError(panel, e);
- }
-
- // Thrown by newInstance
- catch (InstantiationException e) {
- Throwable cause = e.getCause();
-
- String message = Finder.getString(
- "panelload.error.class.cantinstantiate", className);
- log.log(Level.WARNING, message, cause);
- epd.addError(panel, cause);
- }
-
- // Thrown by newInstance
- catch (InvocationTargetException e) {
- Throwable target = e.getTargetException();
-
- String message = Finder.getString(
- "panelload.error.class.cantinstantiate", className);
- log.log(Level.WARNING, message, target);
- epd.addError(panel, target);
- }
-
- // Thrown by newInstance
- catch (ExceptionInInitializerError e) {
- Throwable cause = e.getCause();
-
- String message = Finder.getString(
- "panelload.error.class.cantinstantiate", className);
- log.log(Level.WARNING, message, cause);
- epd.addError(panel, cause);
- }
-
- // Thrown by getConstructor
- catch (SecurityException e) {
- String message = Finder.getString(
- "panelload.error.class.cantinstantiate", className);
- log.log(Level.WARNING, message, e);
- epd.addError(panel, e);
- }
-
- if (epd.getErrorCount() > 0) {
- return epd;
- }
-
- return null;
- }
-}