65 lines
2.4 KiB
Java
65 lines
2.4 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2019.
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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 net.minecraftforge.forgespi.language.IModLanguageProvider;
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import net.minecraftforge.forgespi.language.ModFileScanData;
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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 org.objectweb.asm.ClassReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import static net.minecraftforge.fml.loading.LogMarkers.SCAN;
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public class Scanner {
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private static final Logger LOGGER = LogManager.getLogger();
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private final ModFile fileToScan;
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public Scanner(final ModFile fileToScan) {
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this.fileToScan = fileToScan;
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}
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public ModFileScanData scan() {
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ModFileScanData result = new ModFileScanData();
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result.addModFileInfo(fileToScan.getModFileInfo());
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fileToScan.scanFile(p -> fileVisitor(p, result));
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final IModLanguageProvider loader = fileToScan.getLoader();
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LOGGER.debug(SCAN, "Scanning {} with language loader {}", fileToScan.getFilePath(), loader.name());
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loader.getFileVisitor().accept(result);
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return result;
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}
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private void fileVisitor(final Path path, final ModFileScanData result) {
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LOGGER.debug(SCAN,"Scanning {} path {}", fileToScan, path);
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try (InputStream in = Files.newInputStream(path)){
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ModClassVisitor mcv = new ModClassVisitor();
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ClassReader cr = new ClassReader(in);
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cr.accept(mcv, 0);
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mcv.buildData(result.getClasses(), result.getAnnotations());
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} catch (IOException e) {
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// mark path bad
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}
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}
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}
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