Save resource file to specific folder

YourPlugin.java

public boolean saveResourceToPath(String resourcePath, String targetFolder) {
    InputStream in = getResource(resourcePath);
    if(in == null)
        return false;

    int lastIndex = resourcePath.lastIndexOf('/');
    File outDir = new File(dataFolder, resourcePath.substring(0, lastIndex >= 0 ? lastIndex : 0));
    if(!outDir.exists())
        outDir.mkdirs();
    File outFile = new File(targetFolder, resourcePath)
    try {
        if (!outFile.exists() || replace) {
            OutputStream out = new FileOutputStream(outFile);
            byte[] buf = new byte[1024];
            int len;
            while ((len = in.read(buf)) > 0) {
                out.write(buf, 0, len);
            }
            out.close();
            in.close();
        } else {
            return false;
        }
    } catch (IOException ex) {
        return false;
    }
    
    return true;
}