@Override
public void resetBuffer() {
if (isCommitted()) throw new IllegalStateException("Committed");
switch (_outputType) {
case STREAM:
case WRITER:
_out.reset();
}
_out.resetBuffer();
}
/*
* @see java.io.OutputStream#close()
*/
@Override
public void close() throws IOException {
if (isClosed()) return;
if (!isIncluding() && !super._generator.isCommitted()) commitResponse(Generator.LAST);
else flushResponse();
super.close();
}
protected void recycle() {
_status = HttpStatus.NOT_SET_000;
_reason = null;
_locale = null;
_mimeType = null;
_characterEncoding = null;
_contentType = null;
_outputType = OutputType.NONE;
_contentLength = -1;
_out.reset();
_fields.clear();
}
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String fileName = request.getServletPath();
byte[] dataBytes = loadContentFileBytes(fileName);
ServletOutputStream out = response.getOutputStream();
if (fileName.endsWith("txt")) response.setContentType("text/plain");
else if (fileName.endsWith("mp3")) response.setContentType("audio/mpeg");
response.setHeader("ETag", "W/etag-" + fileName);
response.setContentLength(dataBytes.length);
((HttpOutput) out).write(ByteBuffer.wrap(dataBytes).asReadOnlyBuffer());
}
@Override
public void setContentLength(int len) {
// Protect from setting after committed as default handling
// of a servlet HEAD request ALWAYS sets _content length, even
// if the getHandling committed the response!
if (isCommitted() || isIncluding()) return;
long written = _out.getWritten();
if (written > len)
throw new IllegalArgumentException(
"setContentLength(" + len + ") when already written " + written);
_contentLength = len;
_fields.putLongField(HttpHeader.CONTENT_LENGTH.toString(), len);
if (_contentLength > 0) {
try {
closeIfAllContentWritten(written);
} catch (IOException e) {
throw new RuntimeIOException(e);
}
}
}
/* ------------------------------------------------------------ */
public void sendContent(Object content) throws IOException {
Resource resource = null;
if (isClosed()) throw new IOException("Closed");
if (super._generator.isWritten()) throw new IllegalStateException("!empty");
// Convert HTTP content to contentl
if (content instanceof HttpContent) {
HttpContent httpContent = (HttpContent) content;
Buffer contentType = httpContent.getContentType();
if (contentType != null && !_responseFields.containsKey(HttpHeaders.CONTENT_TYPE_BUFFER)) {
String enc = _response.getSetCharacterEncoding();
if (enc == null) _responseFields.add(HttpHeaders.CONTENT_TYPE_BUFFER, contentType);
else {
if (contentType instanceof CachedBuffer) {
CachedBuffer content_type = ((CachedBuffer) contentType).getAssociate(enc);
if (content_type != null)
_responseFields.put(HttpHeaders.CONTENT_TYPE_BUFFER, content_type);
else {
_responseFields.put(
HttpHeaders.CONTENT_TYPE_BUFFER,
contentType + ";charset=" + QuotedStringTokenizer.quoteIfNeeded(enc, ";= "));
}
} else {
_responseFields.put(
HttpHeaders.CONTENT_TYPE_BUFFER,
contentType + ";charset=" + QuotedStringTokenizer.quoteIfNeeded(enc, ";= "));
}
}
}
if (httpContent.getContentLength() > 0)
_responseFields.putLongField(
HttpHeaders.CONTENT_LENGTH_BUFFER, httpContent.getContentLength());
Buffer lm = httpContent.getLastModified();
long lml = httpContent.getResource().lastModified();
if (lm != null) _responseFields.put(HttpHeaders.LAST_MODIFIED_BUFFER, lm);
else if (httpContent.getResource() != null) {
if (lml != -1) _responseFields.putDateField(HttpHeaders.LAST_MODIFIED_BUFFER, lml);
}
boolean direct =
_connector instanceof NIOConnector
&& ((NIOConnector) _connector).getUseDirectBuffers()
&& !(_connector instanceof SslConnector);
content = direct ? httpContent.getDirectBuffer() : httpContent.getIndirectBuffer();
if (content == null) content = httpContent.getInputStream();
} else if (content instanceof Resource) {
resource = (Resource) content;
_responseFields.putDateField(HttpHeaders.LAST_MODIFIED_BUFFER, resource.lastModified());
content = resource.getInputStream();
}
// Process content.
if (content instanceof Buffer) {
super._generator.addContent((Buffer) content, Generator.LAST);
commitResponse(Generator.LAST);
} else if (content instanceof InputStream) {
InputStream in = (InputStream) content;
try {
int max = super._generator.prepareUncheckedAddContent();
Buffer buffer = super._generator.getUncheckedBuffer();
int len = buffer.readFrom(in, max);
while (len >= 0) {
super._generator.completeUncheckedAddContent();
_out.flush();
max = super._generator.prepareUncheckedAddContent();
buffer = super._generator.getUncheckedBuffer();
len = buffer.readFrom(in, max);
}
super._generator.completeUncheckedAddContent();
_out.flush();
} finally {
if (resource != null) resource.release();
else in.close();
}
} else throw new IllegalArgumentException("unknown content type?");
}
/*
* @see java.io.OutputStream#flush()
*/
@Override
public void flush() throws IOException {
if (!super._generator.isCommitted()) commitResponse(Generator.MORE);
super.flush();
}
public long getContentCount() {
return _out.getWritten();
}
public void complete() throws IOException {
_out.close();
}
@Override
public void flushBuffer() throws IOException {
if (!_out.isClosed()) _out.flush();
}
@Override
public int getBufferSize() {
return _out.getBufferSize();
}
@Override
public void setBufferSize(int size) {
if (isCommitted() || getContentCount() > 0)
throw new IllegalStateException("Committed or content written");
_out.setBufferSize(size);
}
public void included() {
_include.decrementAndGet();
_out.reopen();
}
/* ------------------------------------------------------------ */
@Override
public void flush() throws IOException {
_out.flush();
}
/* ------------------------------------------------------------ */
@Override
public void close() throws IOException {
_out.close();
}