/*
* Copyright 2013 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gradle.nativeplatform.internal.resolve;
import org.gradle.api.Buildable;
import org.gradle.api.file.FileCollection;
import org.gradle.api.internal.file.FileCollectionFactory;
import org.gradle.api.internal.file.collections.MinimalFileSet;
import org.gradle.api.internal.file.collections.SimpleFileCollection;
import org.gradle.api.tasks.TaskDependency;
import org.gradle.language.base.LanguageSourceSet;
import org.gradle.language.nativeplatform.HeaderExportingSourceSet;
import org.gradle.nativeplatform.NativeDependencySet;
import java.io.File;
import java.util.Set;
public class SourceSetNativeDependencyResolver implements NativeDependencyResolver {
private final NativeDependencyResolver delegate;
private final FileCollectionFactory fileCollectionFactory;
public SourceSetNativeDependencyResolver(NativeDependencyResolver delegate, FileCollectionFactory fileCollectionFactory) {
this.delegate = delegate;
this.fileCollectionFactory = fileCollectionFactory;
}
@Override
public void resolve(NativeBinaryResolveResult nativeBinaryResolveResult) {
for (NativeBinaryRequirementResolveResult resolution : nativeBinaryResolveResult.getPendingResolutions()) {
if (resolution.getInput() instanceof LanguageSourceSet) {
LanguageSourceSet input = (LanguageSourceSet) resolution.getInput();
resolution.setNativeDependencySet(createNativeDependencySet(input));
}
}
delegate.resolve(nativeBinaryResolveResult);
}
private NativeDependencySet createNativeDependencySet(LanguageSourceSet sourceSet) {
if (sourceSet instanceof HeaderExportingSourceSet) {
return new LanguageSourceSetNativeDependencySet((HeaderExportingSourceSet) sourceSet, fileCollectionFactory);
}
return new EmptyNativeDependencySet();
}
private static class EmptyNativeDependencySet implements NativeDependencySet {
@Override
public FileCollection getIncludeRoots() {
return empty();
}
@Override
public FileCollection getLinkFiles() {
return empty();
}
@Override
public FileCollection getRuntimeFiles() {
return empty();
}
private FileCollection empty() {
return new SimpleFileCollection();
}
}
private static class LanguageSourceSetNativeDependencySet extends EmptyNativeDependencySet {
private final HeaderExportingSourceSet sourceSet;
private final FileCollectionFactory fileCollectionFactory;
private LanguageSourceSetNativeDependencySet(HeaderExportingSourceSet sourceSet, FileCollectionFactory fileCollectionFactory) {
this.sourceSet = sourceSet;
this.fileCollectionFactory = fileCollectionFactory;
}
@Override
public FileCollection getIncludeRoots() {
return fileCollectionFactory.create(new HeaderFileCollection());
}
private class HeaderFileCollection implements MinimalFileSet, Buildable {
@Override
public String getDisplayName() {
return "Include roots of " + sourceSet.getName();
}
@Override
public Set<File> getFiles() {
return sourceSet.getExportedHeaders().getSrcDirs();
}
@Override
public TaskDependency getBuildDependencies() {
return sourceSet.getBuildDependencies();
}
}
}
}