102 lines
3.3 KiB
Java
102 lines
3.3 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2018.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* This library 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 GNU
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* 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
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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package net.minecraftforge.fml.loading.moddiscovery;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import java.io.IOException;
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import java.nio.file.FileSystems;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.util.Optional;
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import java.util.function.Consumer;
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import java.util.jar.Manifest;
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import java.util.stream.Stream;
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import static net.minecraftforge.fml.Logging.LOADING;
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import static net.minecraftforge.fml.Logging.SCAN;
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public class ExplodedDirectoryLocator implements IModLocator {
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private static final String DIR = System.getProperty("fml.explodedDir", "modclasses");
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private static final Logger LOGGER = LogManager.getLogger();
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private final Path rootDir;
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public ExplodedDirectoryLocator() {
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this.rootDir = FileSystems.getDefault().getPath(DIR);
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if (!Files.exists(this.rootDir)) {
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LOGGER.debug(LOADING,"Creating directory {}" + this.rootDir);
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try
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{
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Files.createDirectory(this.rootDir);
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}
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catch (IOException e)
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{
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LOGGER.error(LOADING,"Error creating {}", this.rootDir, e);
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throw new RuntimeException(e);
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}
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}
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}
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@Override
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public List<ModFile> scanMods() {
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return Collections.singletonList(new ModFile(rootDir, this));
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}
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@Override
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public String name() {
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return "exploded directory";
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}
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@Override
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public Path findPath(final ModFile modFile, final String... path) {
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if (path.length < 1) {
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throw new IllegalArgumentException("Missing path");
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}
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return rootDir.resolve(FileSystems.getDefault().getPath(path[0], Arrays.copyOfRange(path, 1, path.length)));
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}
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@Override
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public void scanFile(final ModFile modFile, final Consumer<Path> pathConsumer) {
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LOGGER.debug(SCAN,"Scanning directory {}", rootDir);
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try (Stream<Path> files = Files.find(rootDir, Integer.MAX_VALUE, (p, a) -> p.getNameCount() > 0 && p.getFileName().toString().endsWith(".class"))) {
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files.forEach(pathConsumer);
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} catch (IOException e) {
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e.printStackTrace();
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}
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LOGGER.debug(SCAN,"Directory scan complete {}", rootDir);
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}
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@Override
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public String toString()
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{
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return "{ExplodedDir locator at "+this.rootDir+"}";
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}
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@Override
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public Optional<Manifest> findManifest(Path file)
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{
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return Optional.empty();
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}
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}
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