/**
* Gets the status reason phrase for this response as {@link DataChunk} (avoid creation of a
* String object}. This implementation takes into consideration the {@link
* #isAllowCustomReasonPhrase()} property - if the custom reason phrase is allowed and it's value
* is not null - then the returned result will be equal to {@link #getReasonPhraseRawDC()},
* otherwise if custom reason phrase is disallowed or its value is null - the default reason
* phrase for the HTTP response {@link #getStatus()} will be returned.
*
* @return the status reason phrase for this response as {@link DataChunk} (avoid creation of a
* String object}.
*/
public final DataChunk getReasonPhraseDC() {
if (isCustomReasonPhraseSet()) {
return reasonPhraseC;
} else {
reasonPhraseC.setBytes(httpStatus.getReasonPhraseBytes());
return reasonPhraseC;
}
}
/**
* Sets the status code for this response.
*
* @param status the status code for this response.
*/
public void setStatus(final int status) {
// the order is important here as statusDC.setXXX will reset the parsedIntStatus
httpStatus = HttpStatus.getHttpStatus(status);
}
public static Buffer encodeHeaders(
final MemoryManager mm, final HttpResponsePacket httpResponsePacket) {
Buffer encodedBuffer = mm.allocate(4096);
int startPos = encodedBuffer.position();
// Skip 4 bytes for the Ajp header
encodedBuffer.position(startPos + 4);
encodedBuffer.put(AjpConstants.JK_AJP13_SEND_HEADERS);
encodedBuffer.putShort((short) httpResponsePacket.getStatus());
final byte[] tempBuffer = httpResponsePacket.getTempHeaderEncodingBuffer();
if (httpResponsePacket.isCustomReasonPhraseSet()) {
encodedBuffer =
putBytes(
mm,
encodedBuffer,
HttpStatus.filter(httpResponsePacket.getReasonPhraseDC()),
tempBuffer);
} else {
encodedBuffer =
putBytes(mm, encodedBuffer, httpResponsePacket.getHttpStatus().getReasonPhraseBytes());
}
if (httpResponsePacket.isAcknowledgement()) {
// If it's acknoledgment packet - don't encode the headers
// Serialize 0 num_headers
encodedBuffer = putShort(mm, encodedBuffer, 0);
} else {
final MimeHeaders headers = httpResponsePacket.getHeaders();
final String contentType = httpResponsePacket.getContentType();
if (contentType != null) {
headers.setValue("Content-Type").setString(contentType);
}
final String contentLanguage = httpResponsePacket.getContentLanguage();
if (contentLanguage != null) {
headers.setValue("Content-Language").setString(contentLanguage);
}
final long contentLength = httpResponsePacket.getContentLength();
if (contentLength >= 0) {
final Buffer contentLengthBuffer = getLongAsBuffer(mm, contentLength);
headers
.setValue("Content-Length")
.setBuffer(
contentLengthBuffer, contentLengthBuffer.position(), contentLengthBuffer.limit());
}
final int numHeaders = headers.size();
encodedBuffer = putShort(mm, encodedBuffer, numHeaders);
for (int i = 0; i < numHeaders; i++) {
final DataChunk headerName = headers.getName(i);
encodedBuffer = putBytes(mm, encodedBuffer, headerName, tempBuffer);
final DataChunk headerValue = headers.getValue(i);
encodedBuffer = putBytes(mm, encodedBuffer, headerValue, tempBuffer);
}
}
// Add Ajp message header
encodedBuffer.put(startPos, (byte) 'A');
encodedBuffer.put(startPos + 1, (byte) 'B');
encodedBuffer.putShort(startPos + 2, (short) (encodedBuffer.position() - startPos - 4));
return encodedBuffer;
}
