SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// Multi-Phasic Applications: SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package cc.squirreljme.vm.standalone.hosted;

import cc.squirreljme.runtime.cldc.debug.Debugging;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

/**
 * Performs cleanup of the JARs on the filesystem so they are not polluted.
 *
 * @since 2023/12/03
 */
public class HostedCleanup
    implements Runnable
{
    /** The path to clean up. */
    protected final Path tempJars;
    
    /**
     * Initializes the cleanup handler.
     *
     * @param __tempJars The path to clean.
     * @throws NullPointerException On null arguments.
     * @since 2023/12/03
     */
    public HostedCleanup(Path __tempJars)
        throws NullPointerException
    {
        if (__tempJars == null)
            throw new NullPointerException("NARG");
        
        this.tempJars = __tempJars;
    }
    
    /**
     * {@inheritDoc}
     * @since 2023/12/03
     */
    @Override
    public void run()
    {
        // Note
        Debugging.debugNote("Cleaning up...");
        
        try
        {
            // Where is cleanup happening?
            Path tempJars = this.tempJars;
            
            // List directory contents
            for (Path jar : Files.list(tempJars).toArray(Path[]::new))
                try
                {
                    Files.delete(jar);
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            
            // Delete final directory
            Files.delete(tempJars);
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
    }
}