Method readFully

java/org/apache/catalina/util/IOTools.java:101–108

Read until EOF or the buffer is filled. @param is The source to read from @param buf The buffer to write to @return The number of bytes read @throws IOException If an I/O error occurs during the read

(InputStream is, byte[] buf)

     * @throws IOException If an I/O error occurs during the read
     */
    public static int readFully(InputStream is, byte[] buf) throws IOException {
        int bytesRead = 0;
        int read;
        while (bytesRead < buf.length && ((read = is.read(buf, bytesRead, buf.length - bytesRead)) >= 0)) {
            bytesRead += read;
        }
        return bytesRead;
    }
}