//==============================================================================
// DiskCacheTest.java
//------------------------------------------------------------------------------

package tribble.io;


// System imports

import java.io.File;
import java.io.IOException;

import java.lang.String;
import java.lang.Exception;

import java.util.Date;


// Local imports

import tribble.io.DiskCacheManager;
import tribble.io.FileCacheManagerI;


/*******************************************************************************
* Disk file cache manager test driver.
*
* @version	$Revision: 1.2 $ $Date: 2002/06/07 04:11:17 $
* @since	2002-06-05
* @author
*	David R. Tribble,
*	<a href="mailto:david@tribble.com">david@tribble.com</a>
*	<br>
*	Copyright ©2002 by David R. Tribble, all rights reserved.
*
* @see	DiskCacheManager
* @see	FileCacheManagerI
*/

class DiskCacheTest
{
// Identification

    /** Revision information. */
    static final String		REV =
        "@(#)tribble/io/DiskCacheTest.java $Revision: 1.2 $ $Date: 2002/06/07 04:11:17 $\n";


// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// Private variables

    /** Local cache directory name. */
    private File		m_dir =
				    new File("/tmp/cache");

    /** Local cache directory control (index) file. */
    private String		m_indexFname =
				    "cache.ind";

    /** Local cache directory lock (mutex) file. */
    private File		m_lockFname =
				    new File("cache.lck");

    /** A disk cache manager. */
    private FileCacheManagerI	m_cache;


// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// Public static methods

    /***************************************************************************
    * Test driver.
    *
    * @param	args
    * Command line arguments.
    *
    * @since	1.1, 2002-06-05
    */

    public static void main(String[] args)
    {
        (new DiskCacheTest()).run(args);
    }


// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// Private constructors

    /***************************************************************************
    * Default constructor.
    *
    * @since	1.1, 2002-06-05
    */

    private DiskCacheTest()
    {
        // Do nothing
    }


// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// Private methods

    /***************************************************************************
    * Test driver.
    *
    * @param	args
    * Command line arguments.
    *
    * @since	1.1, 2002-06-05
    *
    * @see	#main
    */

    private void run(String[] args)
    {
        try
        {
            Date	now;
            int		r;

            now = new Date();

            // Get args
            if (args.length > 0)
                m_dir = new File(args[0]);
            if (args.length > 1)
                m_indexFname = args[1];

            // Create and open a disk cache manager object
            m_cache = new DiskCacheManager();
            m_cache.open(m_dir, m_indexFname);

            r = (int) now.getTime();
            for (int i = 1;  i <= 3;  i++)
            {
                String	docId;
                File	f;

                // Create a new cached document file
                r = 37*r + 5;
                r = (r < 0 ? -r : r);

                switch (r % 5)
                {
                case 0:
                case 1:
                    docId = "Document No. " + (r % 100000);
                    break;
                case 2:
                case 3:
                    docId = "My File " + (r % 100000);
                    break;
                case 4:
                default:
                    docId = "le " + (r % 100000) + " fiche";
                    break;
                }

                f = m_cache.createFile(docId);

                System.out.println("Created: docId=[" + docId + "]");
                System.out.println("  fname=\"" + f.getAbsolutePath() + "\"");
            }

            ///...

            m_cache.close();
        }
        catch (IOException ex)
        {
            // Exception
            System.out.println("*** IOException");
            //System.out.println(ex);
            ex.printStackTrace();
        }
    }
}

// End DiskCacheTest.java