org.nuiton.i18n.plugin.bundle.I18nArtifact Maven / Gradle / Ivy

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/*
 * #%L
 * I18n :: Maven Plugin
 * %%
 * Copyright (C) 2007 - 2017 Code Lutin, Ultreia.io
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as 
 * published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public 
 * License along with this program.  If not, see
 * .
 * #L%
 */

package org.nuiton.i18n.plugin.bundle;

import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;
import java.util.Locale;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.LogManager;
import org.apache.maven.artifact.Artifact;
import org.nuiton.i18n.bundle.I18nBundle;
import org.nuiton.i18n.bundle.I18nBundleEntry;
import org.nuiton.i18n.bundle.I18nBundleUtil;

/**
 * @author Tony Chemit - [email protected]
 * @since 0.12
 */
public class I18nArtifact {

    private static final Logger log = LogManager.getLogger(I18nArtifact.class);

    private final Artifact artifact;

    private final URL url;

    protected I18nBundle[] bundles;

    I18nArtifact(Artifact artifact) throws MalformedURLException {
        this.artifact = artifact;
        url = artifact.getFile().toURI().toURL();
    }

    I18nArtifact(Artifact artifact,
                 File file) throws MalformedURLException {
        this.artifact = artifact;
        url = file.toURI().toURL();
    }

    Artifact getArtifact() {
        return artifact;
    }

    I18nBundleEntry[] getBundleEntries(Locale l, Locale defaultLocale) {
        if (bundles == null) {
            throw new NullPointerException("le bundleManager n'a pas ete initialise!");
        }
        return I18nBundleUtil.getBundleEntries(l, defaultLocale, bundles);
    }

    I18nBundleEntry[] getBundleEntries(Locale l) {
        if (bundles == null) {
            throw new NullPointerException("le bundleManager n'a pas ete initialise!");
        }
        return I18nBundleUtil.getBundleEntries(l, bundles);
    }

    /**
     * Detects the i18n bundles for this artifacts, says in i18n directory.
     *
     * @return {@code true} if artifact has some i18n bunbles, {@code false}
     * otherwise.
     * @throws IOException if any IO error.
     */
    boolean detectBundles() throws IOException {

        URL[] i18nUrls = I18nBundleUtil.getURLs(url);

        if (i18nUrls == null || i18nUrls.length == 0) {
            // aucune url sur un fichier de traduction trouve
            // l'artifact n'est pas i18n.
            if (log.isDebugEnabled()) {
                log.debug(String.format("no i18n url for artifact %s", artifact));
            }
            return false;
        }

        List listBundles =
                I18nBundleUtil.detectBundles(i18nUrls);

        if (listBundles.isEmpty()) {
            // pas de bundle instancie (cela ne devrait jamais arrive...)
            return false;
        }

        bundles = listBundles.toArray(new I18nBundle[listBundles.size()]);

        return true;
    }

    @Override
    public String toString() {
        return String.format("%s:%s:%s", artifact.getGroupId(), artifact.getArtifactId(), artifact.getVersion());
    }
}