RTEditor/src/main/java/com/onegravity/rteditor/utils/io/IOUtils.java
public static void write(byte[] data, Writer output) throws IOException {
        write(data, output, Charset.defaultCharset());
    }
public static void write(byte[] data, Writer output) throws IOException {
        write(data, output, Charset.defaultCharset());
    }
Writes bytes from a <code>byte[]</code> to chars on a <code>Writer</code>
using the default character encoding of the platform.
<p/>
This method uses {@link String#String(byte[])}.

@param data   the byte array to write, do not modify during output,
null ignored
@param output the <code>Writer</code> to write to
@throws NullPointerException if output is null
@throws IOException          if an I/O error occurs
@since 1.1