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/*
* This file is part of fabric-loom, licensed under the MIT License (MIT).
*
* Copyright (c) 2016-2021 FabricMC
*
* 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 net.fabricmc.loom.build.nesting;
import java.io.File;
import java.util.Collection;
import java.util.Set;
import com.google.common.base.Preconditions;
import org.gradle.api.Project;
import net.fabricmc.loom.util.ModUtils;
public final class NestedJarPathProvider implements NestedJarProvider {
private final Set<Object> nestedPaths;
private Set<File> files = null;
public NestedJarPathProvider(Set<Object> nestedPaths) {
this.nestedPaths = nestedPaths;
}
private Set<File> resolve(Project project) {
return project.files(nestedPaths).getFiles();
}
@Override
public void prepare(Project project) {
if (files == null) {
files = resolve(project);
}
}
@Override
public Collection<File> provide() {
validateFiles();
return files;
}
private void validateFiles() {
Preconditions.checkNotNull(files, "null files to nest, was prepare called?");
for (File file : files) {
Preconditions.checkArgument(file.getName().endsWith(".jar"), String.format("Tried to nest %s but it is not a jar", file.getAbsolutePath()));
Preconditions.checkArgument(file.exists(), String.format("Tried to nest jar %s but it does not exist", file.getAbsolutePath()));
Preconditions.checkArgument(ModUtils.isMod(file), String.format("Cannot use nest none mod jar %s", file.getAbsolutePath()));
}
}
}
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