mirror of
https://github.com/scm-manager/scm-manager.git
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126 lines
4.2 KiB
Java
126 lines
4.2 KiB
Java
/**
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* Copyright (c) 2010, Sebastian Sdorra
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of SCM-Manager; nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* http://bitbucket.org/sdorra/scm-manager
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*
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*/
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package sonia.scm.plugin;
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//~--- non-JDK imports --------------------------------------------------------
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import com.google.common.collect.ImmutableList;
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import com.google.inject.Singleton;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import sonia.scm.NotFoundException;
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//~--- JDK imports ------------------------------------------------------------
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import javax.inject.Inject;
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import java.util.List;
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import java.util.Optional;
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import java.util.Set;
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import java.util.function.Predicate;
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import java.util.stream.Collectors;
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import static sonia.scm.ContextEntry.ContextBuilder.entity;
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/**
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*
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* @author Sebastian Sdorra
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*/
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@Singleton
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public class DefaultPluginManager implements PluginManager {
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private static final Logger LOG = LoggerFactory.getLogger(DefaultPluginManager.class);
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private final PluginLoader loader;
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private final PluginCenter center;
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private final PluginInstaller installer;
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@Inject
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public DefaultPluginManager(PluginLoader loader, PluginCenter center, PluginInstaller installer) {
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this.loader = loader;
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this.center = center;
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this.installer = installer;
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}
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@Override
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public Optional<AvailablePlugin> getAvailable(String name) {
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return center.getAvailable()
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.stream()
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.filter(filterByName(name))
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.filter(this::isNotInstalled)
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.findFirst();
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}
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@Override
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public Optional<InstalledPlugin> getInstalled(String name) {
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return loader.getInstalledPlugins()
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.stream()
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.filter(filterByName(name))
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.findFirst();
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}
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@Override
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public List<InstalledPlugin> getInstalled() {
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return ImmutableList.copyOf(loader.getInstalledPlugins());
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}
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@Override
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public List<AvailablePlugin> getAvailable() {
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return center.getAvailable().stream().filter(this::isNotInstalled).collect(Collectors.toList());
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}
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private <T extends Plugin> Predicate<T> filterByName(String name) {
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return (plugin) -> name.equals(plugin.getDescriptor().getInformation().getName());
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}
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private boolean isNotInstalled(AvailablePlugin availablePlugin) {
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return !getInstalled(availablePlugin.getDescriptor().getInformation().getName()).isPresent();
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}
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@Override
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public void install(String name) {
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if (getInstalled(name).isPresent()){
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LOG.info("plugin {} is already installed, skipping installation", name);
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return;
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}
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AvailablePlugin plugin = getAvailable(name).orElseThrow(() -> NotFoundException.notFound(entity(AvailablePlugin.class, name)));
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Set<String> dependencies = plugin.getDescriptor().getDependencies();
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if (dependencies != null) {
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for (String dependency: dependencies){
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install(dependency);
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}
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}
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installer.install(plugin);
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}
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}
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