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package org.luaj.vm2.lib;
import java.io.InputStream;
import org.luaj.vm2.Globals;
/**
* Interface for opening application resource files such as scripts sources.
*
* This is used by required to load files that are part of
* the application, and implemented by BaseLib
* for both the Jme and Jse platforms.
*
* The Jme version of base lib {@link BaseLib}
* implements {@link Globals#finder} via {@link Class#getResourceAsStream(String)},
* while the Jse version {@link org.luaj.vm2.lib.jse.JseBaseLib} implements it using {@link java.io.File#File(String)}.
*
* The io library does not use this API for file manipulation.
*
* @see BaseLib
* @see Globals#finder
* @see org.luaj.vm2.lib.jse.JseBaseLib
* @see org.luaj.vm2.lib.jme.JmePlatform
* @see org.luaj.vm2.lib.jse.JsePlatform
*/
public interface ResourceFinder {
/**
* Try to open a file, or return null if not found.
*
* @see org.luaj.vm2.lib.BaseLib
* @see org.luaj.vm2.lib.jse.JseBaseLib
*
* @param filename
* @return InputStream, or null if not found.
*/
public InputStream findResource( String filename );
}