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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.netbeans.updater;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import javax.swing.SwingUtilities;
/**
* @author Jiri Rechtacek
*/
public final class UpdaterDispatcher implements Runnable {
private Boolean disable = null;
private Boolean install = null;
private Boolean uninstall = null;
public static final String UPDATE_DIR = "update"; // NOI18N
public static final String DEACTIVATE_DIR = "deactivate"; // NOI18N
public static final String NEW_UPDATER_DIR = "new_updater"; // NOI18N
public static final String DEACTIVATE_LATER = "deactivate_later.txt"; // NOI18N
public static final String LAST_MODIFIED = ".lastModified"; // NOI18N
private final UpdatingContext context;
UpdaterDispatcher (UpdatingContext context) {
this.context = context;
}
/** Explore <cluster>/update directory and schedules actions handler for
* Install/Update, Uninstall or Disable modules
*
*/
private void dispatch () {
assert ! SwingUtilities.isEventDispatchThread () : "Cannot run in EQ";
try {
// uninstall first
if (isUninstallScheduled ()) {
new ModuleDeactivator(context).delete();
}
// then disable
if (isDisableScheduled ()) {
new ModuleDeactivator(context).disable();
}
// finally install/update
if (isInstallScheduled ()) {
try {
ModuleUpdater mu = new ModuleUpdater (context);
mu.start ();
mu.join ();
} catch (InterruptedException ex) {
XMLUtil.LOG.log(Level.SEVERE, "Error", ex);
}
}
} catch (Exception x) {
XMLUtil.LOG.log (Level.WARNING, "Handling delete throws", x);
} finally {
context.unpackingFinished ();
}
}
private boolean isDisableScheduled () {
if (disable == null) {
exploreUpdateDir ();
}
return disable;
}
private boolean isUninstallScheduled () {
if (uninstall == null) {
exploreUpdateDir ();
}
return uninstall;
}
private boolean isInstallScheduled () {
if (install == null) {
exploreUpdateDir ();
}
return install;
}
private void exploreUpdateDir () {
// initialize to false
install = false;
uninstall = false;
disable = false;
// go over all clusters
for (File cluster : UpdateTracking.clusters (true)) {
File updateDir = new File (cluster, UPDATE_DIR);
if (updateDir.exists () && updateDir.isDirectory ()) {
// install/update
if (install == null || ! install) {
install = ! ModuleUpdater.getModulesToInstall (cluster).isEmpty ();
}
// uninstall
if (uninstall == null || ! uninstall) {
uninstall = ModuleDeactivator.hasModulesForDelete (updateDir);
}
// disable
if (disable == null || ! disable) {
disable = ModuleDeactivator.hasModulesForDisable (updateDir);
}
}
}
}
@Override
public void run () {
dispatch ();
context.disposeSplash();
}
public static void touchLastModified (File cluster) {
if(!cluster.exists()) {
return;
}
try {
File stamp = new File (cluster, LAST_MODIFIED);
if(!stamp.exists() && !stamp.createNewFile ()) {
throw new IOException("Can`t create stamp file " + stamp);
}
if(!stamp.setLastModified (System.currentTimeMillis ())) {
stamp.delete ();
stamp.createNewFile ();
stamp.setLastModified (System.currentTimeMillis ());
}
} catch (IOException ex) {
XMLUtil.LOG.log(Level.WARNING, null, ex);
}
}
}
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