// XAAL toolkit
// Copyright (C) 2009 Ville Karavirta <vkaravir(a)cs.hut.fi>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU 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 Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
package xaal.objects.metadata;

import java.net.MalformedURLException;
import java.net.URL;

/**
 * This class represents an application used to create the Xaal animation. This
 * is part of the metadata that can be used in Xaal.
 */
public class Application {
    private String name;

    private String version;

    private URL homepage;

    /**
     * Generates a new Application instance.
     */
    public Application() {
    }

    /**
     * Generates a new Application instance with the given name.
     * 
     * @param name Name of the application.
     */
    public Application(String name) {
        this.name = name;
    }

    /**
     * Returns the homepage of the application.
     * 
     * @return Returns the homepage.
     */
    public String getHomepage() {
        if (homepage == null)
            return "";
        return homepage.toString();
    }

    /**
     * Sets the homepage of the application.
     * 
     * @param homepage The homepage to set. This must be a valid URL.
     * @throws MalformedURLException 
     */
    public void setHomepage(String homepage) throws MalformedURLException {
        try {
            this.homepage = new URL(homepage);
        } catch (MalformedURLException e) {
            // TODO Common error handling/logging
            throw e;
        }
    }

    /**
     * Sets the homepage of the application.
     * 
     * @param homepage The homepage to set.
     */
    public void setHomepage(URL homepage) {
        this.homepage = homepage;
    }

    /**
     * Returns the name of the application.
     * 
     * @return Returns the name.
     */
    public String getName() {
        if (name == null)
            return "";
        return name;
    }

    /**
     * Sets the name of the application.
     * 
     * @param name The name to set.
     */
    public void setName(String name) {
        this.name = name;
    }

    /**
     * Returns the version of the application.
     * 
     * @return The version of the application.
     */
    public String getVersion() {
        if (version == null)
            return "";
       return version;
    }

    /**
     * Sets the version of the application.
     * 
     * @param version The version to set.
     */
    public void setVersion(String version) {
        this.version = version;
    }

    public String toString() {
        String str = getName();
        if (getVersion() != null)
            str += " v" + getVersion();
        return str;
    }
}