@Override
public PrintWriter getWriter() throws IOException {
if (_outputType == OutputType.STREAM) throw new IllegalStateException("STREAM");
if (_outputType == OutputType.NONE) {
/* get encoding from Content-Type header */
String encoding = _characterEncoding;
if (encoding == null) {
encoding = MimeTypes.inferCharsetFromContentType(_contentType);
if (encoding == null) encoding = StringUtil.__ISO_8859_1;
setCharacterEncoding(encoding);
}
if (_writer != null && _writer.isFor(encoding)) _writer.reopen();
else {
if (StringUtil.__ISO_8859_1.equalsIgnoreCase(encoding))
_writer = new ResponseWriter(new Iso88591HttpWriter(_out), encoding);
else if (StringUtil.__UTF8.equalsIgnoreCase(encoding))
_writer = new ResponseWriter(new Utf8HttpWriter(_out), encoding);
else _writer = new ResponseWriter(new EncodingHttpWriter(_out, encoding), encoding);
}
// Set the output type at the end, because setCharacterEncoding() checks for it
_outputType = OutputType.WRITER;
}
return _writer;
}
