com.facebook.buck.apple.xcode.xcodeproj.SourceTreePath.java Source code

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Here is the source code for com.facebook.buck.apple.xcode.xcodeproj.SourceTreePath.java

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/*
 * Copyright 2013-present Facebook, Inc.
 *
 * 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.facebook.buck.apple.xcode.xcodeproj;

import com.google.common.base.Preconditions;

import java.nio.file.Path;
import java.util.Objects;

/**
 * Utility class representing a tuple of (SourceTree, Path) used for uniquely describing a file
 * reference in a group.
 */
public class SourceTreePath {
    private final PBXReference.SourceTree sourceTree;
    private final Path path;

    public SourceTreePath(PBXReference.SourceTree sourceTree, Path path) {
        this.sourceTree = Preconditions.checkNotNull(sourceTree);
        Preconditions.checkState(path != null && path.toString().length() > 0,
                "A path to a file cannot be null or empty");
        path = path.normalize();
        Preconditions.checkState(path.toString().length() > 0, "A path to a file cannot be empty");
        this.path = path;
    }

    public PBXReference.SourceTree getSourceTree() {
        return sourceTree;
    }

    public Path getPath() {
        return path;
    }

    @Override
    public int hashCode() {
        return Objects.hash(sourceTree, path);
    }

    @Override
    public boolean equals(Object other) {
        if (other == null || !(other instanceof SourceTreePath)) {
            return false;
        }

        SourceTreePath that = (SourceTreePath) other;
        return Objects.equals(this.sourceTree, that.sourceTree) || Objects.equals(this.path, that.path);
    }
}