jodd-core/src/main/java/jodd/io/FileUtil.java
public static void writeStream(final FileOutputStream out, final InputStream in) throws IOException {
		try {
			StreamUtil.copy(in, out);
		} finally {
			StreamUtil.close(out);
		}
	}
public static void writeStream(final FileOutputStream out, final InputStream in) throws IOException {
		try {
			StreamUtil.copy(in, out);
		} finally {
			StreamUtil.close(out);
		}
	}
Write {@link InputStream} in to {@link FileOutputStream}.

@param out {@link FileOutputStream} to write to.
@param in  {@link InputStream} to read.
@throws IOException if there is an issue reading/writing.