CommitFileComparator.java

/*
 * Copyright (c) 2015 PocketHub
 *
 * 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.github.pockethub.android.ui.commit;

import com.meisolsson.githubsdk.model.GitHubFile;

import java.util.Comparator;

import static java.lang.String.CASE_INSENSITIVE_ORDER;


/**
 * Comparator for commit files
 */
public class CommitFileComparator implements Comparator<GitHubFile> {

    @Override
    public int compare(final GitHubFile lhs, final GitHubFile rhs) {
        String lPath = lhs.filename();
        final int lSlash = lPath.lastIndexOf('/');
        if (lSlash != -1) {
            lPath = lPath.substring(lSlash + 1);
        }

        String rPath = rhs.filename();
        final int rSlash = rPath.lastIndexOf('/');
        if (rSlash != -1) {
            rPath = rPath.substring(rSlash + 1);
        }

        return CASE_INSENSITIVE_ORDER.compare(lPath, rPath);
    }
}