2521f11a40
ModVersionFetcher will now return a MissingVersion in case of an exception instead of letting it propagate upwards. Also added a generic try/catch to the VersionChecker itself, just in case any unchecked exception might be triggered inside the thread and at least not logged correctly.
123 lines
3.4 KiB
Java
123 lines
3.4 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.services.version.github;
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import java.io.IOException;
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import java.lang.reflect.Type;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.util.List;
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import javax.annotation.Nonnull;
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import com.google.gson.Gson;
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import com.google.gson.reflect.TypeToken;
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import org.apache.commons.io.IOUtils;
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import appeng.core.AELog;
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import appeng.services.version.Channel;
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import appeng.services.version.Version;
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import appeng.services.version.VersionCheckerConfig;
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import appeng.services.version.VersionParser;
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import appeng.services.version.exceptions.VersionCheckerException;
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public final class ReleaseFetcher
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{
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private static final String GITHUB_RELEASES_URL = "https://api.github.com/repos/AppliedEnergistics/Applied-Energistics-2/releases";
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private static final FormattedRelease EXCEPTIONAL_RELEASE = new MissingFormattedRelease();
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@Nonnull
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private final VersionCheckerConfig config;
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@Nonnull
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private final VersionParser parser;
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public ReleaseFetcher( @Nonnull final VersionCheckerConfig config, @Nonnull final VersionParser parser )
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{
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this.config = config;
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this.parser = parser;
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}
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public FormattedRelease get()
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{
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final Gson gson = new Gson();
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final Type type = new ReleasesTypeToken().getType();
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try
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{
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final URL releasesURL = new URL( GITHUB_RELEASES_URL );
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final String rawReleases = this.getRawReleases( releasesURL );
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this.config.updateLastCheck();
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final List<Release> releases = gson.fromJson( rawReleases, type );
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final FormattedRelease latestFitRelease = this.getLatestFitRelease( releases );
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return latestFitRelease;
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}
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catch( final VersionCheckerException e )
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{
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AELog.error( e );
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}
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catch( MalformedURLException e )
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{
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AELog.error( e );
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}
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catch( IOException e )
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{
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AELog.error( e );
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}
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return EXCEPTIONAL_RELEASE;
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}
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private String getRawReleases( final URL url ) throws IOException
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{
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return IOUtils.toString( url );
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}
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private FormattedRelease getLatestFitRelease( final Iterable<Release> releases ) throws VersionCheckerException
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{
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final String levelInConfig = this.config.level();
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final Channel level = Channel.valueOf( levelInConfig );
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final int levelOrdinal = level.ordinal();
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for( final Release release : releases )
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{
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final String rawVersion = release.tag_name;
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final String changelog = release.body;
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final Version version = this.parser.parse( rawVersion );
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if( version.channel().ordinal() >= levelOrdinal )
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{
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return new DefaultFormattedRelease( version, changelog );
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}
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}
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return EXCEPTIONAL_RELEASE;
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}
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private static final class ReleasesTypeToken extends TypeToken<List<Release>>
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{
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}
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}
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