com.github.maven.plugins.core.RepositoryUtils.java Source code

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Here is the source code for com.github.maven.plugins.core.RepositoryUtils.java

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/*
 * Copyright (c) 2011 GitHub Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */
package com.github.maven.plugins.core;

import static org.eclipse.egit.github.core.client.IGitHubConstants.HOST_DEFAULT;
import static org.eclipse.egit.github.core.client.IGitHubConstants.SUFFIX_GIT;

import org.apache.maven.model.Scm;
import org.apache.maven.project.MavenProject;
import org.eclipse.egit.github.core.RepositoryId;

/**
 * Repository utilities
 * 
 * @author Kevin Sawicki (kevin@github.com)
 */
public class RepositoryUtils {

    /**
     * Extra repository id from given SCM URL
     * 
     * @param url
     * @return repository id or null if extraction fails
     */
    public static RepositoryId extractRepositoryFromScmUrl(String url) {
        if (StringUtils.isEmpty(url))
            return null;
        int ghIndex = url.indexOf(HOST_DEFAULT);
        if (ghIndex == -1 || ghIndex + 1 >= url.length())
            return null;
        if (!url.endsWith(SUFFIX_GIT))
            return null;
        url = url.substring(ghIndex + HOST_DEFAULT.length() + 1, url.length() - SUFFIX_GIT.length());
        return RepositoryId.createFromId(url);
    }

    /**
     * Get repository
     * 
     * @param project
     * @param owner
     * @param name
     * 
     * @return repository id or null if none configured
     */
    public static RepositoryId getRepository(final MavenProject project, final String owner, final String name) {
        // Use owner and name if specified
        if (!StringUtils.isEmpty(owner, name))
            return RepositoryId.create(owner, name);

        if (project == null)
            return null;

        RepositoryId repo = null;
        // Extract repository from SCM URLs first if present
        final Scm scm = project.getScm();
        if (scm != null) {
            repo = RepositoryId.createFromUrl(scm.getUrl());
            if (repo == null)
                repo = extractRepositoryFromScmUrl(scm.getConnection());
            if (repo == null)
                repo = extractRepositoryFromScmUrl(scm.getDeveloperConnection());
        }

        // Check project URL last
        if (repo == null)
            repo = RepositoryId.createFromUrl(project.getUrl());

        return repo;
    }
}