/*
* Copyright 2011 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;
import com.google.common.collect.Lists;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.Named;
import org.gradle.nativeplatform.BuildType;
import org.gradle.nativeplatform.Flavor;
import org.gradle.platform.base.internal.DefaultPlatformRequirement;
import org.gradle.platform.base.internal.PlatformRequirement;
import java.util.*;
public abstract class AbstractTargetedNativeComponentSpec extends AbstractNativeComponentSpec implements TargetedNativeComponentInternal {
private final List<PlatformRequirement> targetPlatforms = Lists.newArrayList();
private final Set<String> buildTypes = new HashSet<String>();
private final Set<String> flavors = new HashSet<String>();
@Override
public List<PlatformRequirement> getTargetPlatforms() {
return Collections.unmodifiableList(targetPlatforms);
}
@Override
public void targetPlatform(String targetPlatform) {
this.targetPlatforms.add(DefaultPlatformRequirement.create(targetPlatform));
}
@Override
public void targetFlavors(String... flavorSelectors) {
Collections.addAll(flavors, flavorSelectors);
}
@Override
public void targetBuildTypes(String... buildTypeSelectors) {
Collections.addAll(buildTypes, buildTypeSelectors);
}
@Override
public Set<Flavor> chooseFlavors(Set<? extends Flavor> candidates) {
return chooseElements(Flavor.class, candidates, flavors);
}
@Override
public Set<BuildType> chooseBuildTypes(Set<? extends BuildType> candidates) {
return chooseElements(BuildType.class, candidates, buildTypes);
}
protected <T extends Named> Set<T> chooseElements(Class<T> type, Set<? extends T> candidates, Set<String> names) {
if (names.isEmpty()) {
return new LinkedHashSet<T>(candidates);
}
Set<String> unusedNames = new HashSet<String>(names);
Set<T> chosen = new LinkedHashSet<T>();
for (T candidate : candidates) {
if (unusedNames.remove(candidate.getName())) {
chosen.add(candidate);
}
}
if (!unusedNames.isEmpty()) {
throw new InvalidUserDataException(String.format("Invalid %s: '%s'", type.getSimpleName(), unusedNames.iterator().next()));
}
return chosen;
}
}