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// Copyright 2014 Google Inc. All rights reserved.
//
// 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 com.google.devtools.build.xcode.common;
import java.nio.file.Path;
/** Defines operations common to file paths. */
public interface PathTransformer<P> {
/** Returns the containing directory of the given path. */
P parent(P path);
/** Returns the result of joining a path component string to the given path. */
P join(P path, String segment);
/** Returns the name of the file at the given path, i.e. the last path component. */
String name(P path);
static final PathTransformer<Path> FOR_JAVA_PATH = new PathTransformer<Path>() {
@Override
public Path parent(Path path) {
return path.getParent();
}
@Override
public Path join(Path path, String segment) {
return path.resolve(segment);
}
@Override
public String name(Path path) {
return path.getFileName().toString();
}
};
}
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