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- /*
- * Copyright (c) 2006-2014 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc.updater.manager;
-
- import com.dmdirc.updater.UpdateComponent;
- import com.dmdirc.updater.checking.CheckResultConsolidator;
- import com.dmdirc.updater.checking.UpdateCheckStrategy;
- import com.dmdirc.updater.installing.UpdateInstallationStrategy;
- import com.dmdirc.updater.retrieving.UpdateRetrievalStrategy;
-
- import java.util.Set;
- import java.util.concurrent.LinkedBlockingQueue;
- import java.util.concurrent.ThreadFactory;
- import java.util.concurrent.ThreadPoolExecutor;
- import java.util.concurrent.TimeUnit;
-
- import javax.inject.Inject;
- import javax.inject.Singleton;
-
- /**
- * Specialised update manager for DMDirc.
- */
- @Singleton
- public class DMDircUpdateManager extends CachingUpdateManagerImpl {
-
- /** Number of threads to use. */
- private static final int THREAD_COUNT = 3;
-
- /**
- * Creates a new instance of the update manager.
- *
- * @param updatePolicy The policy to use to decide if components should be updated.
- * @param checkStrategies The strategies to use to actually perform checks.
- * @param consolidator The consolidator to use to pick from multiple available
- * updates.
- * @param retrievalStrategies The strategies to use to retrieve updates.
- * @param installationStrategies The strategies to use to install updates.
- * @param components The default components to add to the manager.
- */
- @Inject
- public DMDircUpdateManager(
- final UpdateComponentPolicy updatePolicy,
- final Set<UpdateCheckStrategy> checkStrategies,
- final CheckResultConsolidator consolidator,
- final Set<UpdateRetrievalStrategy> retrievalStrategies,
- final Set<UpdateInstallationStrategy> installationStrategies,
- final Set<UpdateComponent> components) {
- super(new ThreadPoolExecutor(THREAD_COUNT, THREAD_COUNT, 1, TimeUnit.MINUTES,
- new LinkedBlockingQueue<Runnable>(), new NamedThreadFactory()),
- consolidator, updatePolicy);
-
- for (UpdateCheckStrategy checkStrategy : checkStrategies) {
- addCheckStrategy(checkStrategy);
- }
-
- for (UpdateRetrievalStrategy retrievalStrategy : retrievalStrategies) {
- addRetrievalStrategy(retrievalStrategy);
- }
-
- for (UpdateInstallationStrategy installationStrategy : installationStrategies) {
- addInstallationStrategy(installationStrategy);
- }
-
- for (UpdateComponent component : components) {
- addComponent(component);
- }
- }
-
- /**
- * Thread factory which returns named threads.
- */
- private static class NamedThreadFactory implements ThreadFactory {
-
- /** {@inheritDoc} */
- @Override
- public Thread newThread(final Runnable r) {
- return new Thread(r, "Updater thread");
- }
-
- }
-
- }
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