package org.apache.maven.deploy;

/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Apache" and "Apache Software Foundation" and
 *    "Apache Maven" must not be used to endorse or promote products
 *    derived from this software without prior written permission. For
 *    written permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache",
 *    "Apache Maven", nor may "Apache" appear in their name, without
 *    prior written permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 * ====================================================================
 */

import java.util.Iterator;
import java.util.List;

import org.apache.maven.deploy.deployers.Deployer;
import org.apache.maven.deploy.deployers.ExternalDeployer;
import org.apache.maven.deploy.deployers.FileDeployer;
import org.apache.maven.deploy.deployers.FtpDeployer;
import org.apache.maven.deploy.deployers.HttpDeployer;
import org.apache.maven.deploy.deployers.SFtpDeployer;
import org.apache.maven.deploy.deployers.ScpDeployer;
import org.apache.maven.deploy.exceptions.AuthenticationException;
import org.apache.maven.deploy.exceptions.TransferFailedException;
import org.apache.maven.deploy.exceptions.UnsupportedProtocolException;

/**
 * Utility class
 * 
 * @author <a href="michal.maczka@dimatics.com">Michal Maczka</a> 
 * @version $Id: DeployTool.java,v 1.8 2003/07/27 21:57:19 michal Exp $
 */
public class DeployTool
{
    /** Current Version **/
    public static final String VERSION = "1.0-dev";

    /**
     * Returns deployer which is able to deploy to repository
     * described by host info.   
     * @param repoInfo 
     * @throws DeployException When no deployer is supporting given protocol
     */
    public Deployer getDeployer(RepositoryInfo repoInfo)
        throws IllegalArgumentException, UnsupportedProtocolException
    {
        String url = repoInfo.getUrl();
        Deployer deployer = null;

        if (url == null || url.length() == 1)
        {
            throw new UnsupportedProtocolException(
                "No URL was provided repository: "
                    + repoInfo.getRepositoryAlias());
        }
        if (url.startsWith(HttpDeployer.PROTOCOL))
        {
            deployer = new HttpDeployer();
        }
        if (url.startsWith(FileDeployer.PROTOCOL))
        {
            deployer = new FileDeployer();
        }
        if (url.startsWith(FtpDeployer.PROTOCOL))
        {
            deployer = new FtpDeployer();
        }
        if (url.startsWith(SFtpDeployer.PROTOCOL))
        {
            deployer = new SFtpDeployer();
        }
        if (url.startsWith(ScpDeployer.PROTOCOL))
        {
            deployer = new ScpDeployer();
        }
        if (url.startsWith(ExternalDeployer.PROTOCOL))
        {
            deployer = new ExternalDeployer();
        }
        if (deployer == null)
        {
            throw new UnsupportedProtocolException(url);
        }

        return deployer;
    }

    
    /**
     * Deploy given list of files to remote repository
     * @param repoInfo the 
     * @param srcFiles the list containing local filenames which will be deployed to remote host 
     * @param destFiles the list contating the remote filenames. The size of this list 
     *         must match the size of srcFiles list  
     * @throws TransferFailedException when copying operation fails
     * @throws UnsupportedProtocolException when no deployer is capable to deploy to given host 
     * @throws AuthenticationException when authentication related problem occures
     */
    public void deploy(
        RepositoryInfo repoInfo,
        List srcFiles,
        List destFiles)
        throws
            TransferFailedException,
            UnsupportedProtocolException,            
            AuthenticationException
    {

        if (srcFiles.size() != destFiles.size())
        {
            String msg = "Lenghts of the lists should be the same";
            throw new IllegalArgumentException(msg);
        }
        Deployer deployer = getDeployer(repoInfo);

        try
        {
            deployer.init(repoInfo);
            Iterator srcIterator = srcFiles.iterator();
            Iterator destIterator = destFiles.iterator();
            while (srcIterator.hasNext())
            {
                String srcFile = (String) srcIterator.next();
                String destFile = (String) destIterator.next();
                DeployRequest request = new DeployRequest(srcFile, destFile);
                System.out.println("Deploying: " + srcFile + "-->" + destFile);
                deployer.deploy(request);
            }
        }
        finally
        {
            try
            {
                deployer.release();
            }
            catch (Exception e)
            {
            }
        }
    }
}