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 * to you under the Apache License, Version 2.0 (the            *
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package org.apache.james.container.spring.filesystem;

import org.apache.james.container.spring.resource.JamesResourceLoader;
import org.apache.james.filesystem.api.FileSystem;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

/**
 * {@link FileSystem} implementation which use the {@link JamesResourceLoader}
 * to load all needed resources
 */
public class FileSystemImpl implements FileSystem, ApplicationContextAware {

    private JamesResourceLoader resourceLoader = null;

    @Override
    public File getBasedir() throws FileNotFoundException {
        return new File(resourceLoader.getRootDirectory());
    }

    @Override
    public InputStream getResource(String url) throws IOException {
        return resourceLoader.getResource(url).getInputStream();
    }

    @Override
    public File getFile(String fileURL) throws FileNotFoundException {
        try {
            return resourceLoader.getResource(fileURL).getFile();
        } catch (IOException e) {
            throw new FileNotFoundException(e.getMessage());
        }
    }

    @Override
    public void setApplicationContext(ApplicationContext context) throws BeansException {
        this.resourceLoader = (JamesResourceLoader) context;
    }

}