@Override
    public StringBuilderWriter append(final char c) {
        write(c);
        return this;
    }
Appends the specified character to this writer.
<p>
<p>
An invocation of this method of the form <tt>out.append(c)</tt> behaves
in exactly the same way as the invocation
<p>
<pre>
out.write(c)
</pre>

@param c The 16-bit character to append
@return This writer
@since 1.5
stroom-pipeline/src/main/java/stroom/pipeline/writer/StringBuilderWriter.java