gradle-master/subprojects/file-collections/src/main/java/org/gradle/api/internal/file/collections/FileCollectionAdapter.java
/*
 * 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.api.internal.file.collections;

import org.gradle.api.Buildable;
import org.gradle.api.internal.file.AbstractOpaqueFileCollection;
import org.gradle.api.internal.tasks.TaskDependencyFactory;
import org.gradle.api.internal.tasks.TaskDependencyResolveContext;
import org.gradle.api.tasks.util.PatternSet;
import org.gradle.internal.Factory;

import java.io.File;
import java.util.Set;

/**
 * Adapts a {@link MinimalFileSet} into a full {@link org.gradle.api.file.FileCollection}.
 */
public class FileCollectionAdapter extends AbstractOpaqueFileCollection {
    private final MinimalFileSet fileSet;

    public FileCollectionAdapter(MinimalFileSet fileSet) {
        this.fileSet = fileSet;
    }

    public FileCollectionAdapter(MinimalFileSet fileSet, TaskDependencyFactory taskDependencyFactory) {
        super(taskDependencyFactory);
        this.fileSet = fileSet;
    }

    public FileCollectionAdapter(MinimalFileSet fileSet, TaskDependencyFactory taskDependencyFactory, Factory<PatternSet> patternSetFactory) {
        super(taskDependencyFactory, patternSetFactory);
        this.fileSet = fileSet;
    }

    @Override
    public String getDisplayName() {
        return fileSet.getDisplayName();
    }

    @Override
    protected Set<File> getIntrinsicFiles() {
        return fileSet.getFiles();
    }

    @Override
    public void visitDependencies(TaskDependencyResolveContext context) {
        if (fileSet instanceof Buildable) {
            context.add(fileSet);
        }
    }
}
