Method toByteArray

src/main/java/org/apache/commons/io/IOUtils.java:719–723

Gets the contents of an InputStream as a byte[] . This method buffers the input internally, so there is no need to use a BufferedInputStream . @param input the InputStream to read from @return the requested byte array @throws NullPointerExceptio

(final InputStream input)

     * @throws IOException          if an I/O error occurs
     */
    public static byte[] toByteArray(final InputStream input) throws IOException {
        final ByteArrayOutputStream output = new ByteArrayOutputStream();
        copy(input, output);
        return output.toByteArray();
    }

    /**
     * Gets contents of an <code>InputStream</code> as a <code>byte[]</code>.