private static HttpResponse addEtag(
HttpRequest nettyRequest, HttpResponse httpResponse, File file) {
if (Play.mode == Play.Mode.DEV) {
httpResponse.setHeader(CACHE_CONTROL, "no-cache");
} else {
String maxAge = Play.configuration.getProperty("http.cacheControl", "3600");
if (maxAge.equals("0")) {
httpResponse.setHeader(CACHE_CONTROL, "no-cache");
} else {
httpResponse.setHeader(CACHE_CONTROL, "max-age=" + maxAge);
}
}
boolean useEtag = Play.configuration.getProperty("http.useETag", "true").equals("true");
long last = file.lastModified();
final String etag = "\"" + last + "-" + file.hashCode() + "\"";
if (!isModified(etag, last, nettyRequest)) {
if (nettyRequest.getMethod().equals(HttpMethod.GET)) {
httpResponse.setStatus(HttpResponseStatus.NOT_MODIFIED);
}
if (useEtag) {
httpResponse.setHeader(ETAG, etag);
}
} else {
httpResponse.setHeader(LAST_MODIFIED, Utils.getHttpDateFormatter().format(new Date(last)));
if (useEtag) {
httpResponse.setHeader(ETAG, etag);
}
}
return httpResponse;
}
@Override
public NettyHttpResponse error(Throwable error) {
if (error instanceof TooLongFrameException) {
response.setStatus(HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE);
} else {
response.setStatus(HttpResponseStatus.INTERNAL_SERVER_ERROR);
}
String message = getStackTrace(error);
header("Content-Type", "text/plain");
content(message);
flushResponse();
exceptionHandler.uncaughtException(
Thread.currentThread(), WebbitException.fromException(error, ctx.getChannel()));
return this;
}
public NettyHttpResponse error(Throwable error) {
response.setStatus(HttpResponseStatus.INTERNAL_SERVER_ERROR);
String message = getStackTrace(error);
header("Content-Type", "text/plain");
content(message);
flushResponse();
exceptionHandler.uncaughtException(
Thread.currentThread(), AradonRuntimeException.fromException(error, ctx.getChannel()));
return this;
}
@Override
public NettyHttpResponse error(Throwable error) {
response.setStatus(HttpResponseStatus.INTERNAL_SERVER_ERROR);
String message = getStackTrace(error);
header("Content-Type", "text/plain");
header("Content-Length", message.length());
content(message);
flushResponse();
exceptionHandler.uncaughtException(Thread.currentThread(), error);
return this;
}
public void handleJsRequest(String path, HttpRequest req, HttpResponse resp) {
if (req.containsHeader(IF_NONE_MATCH) || req.containsHeader(IF_MODIFIED_SINCE)) {
resp.setStatus(HttpResponseStatus.NOT_MODIFIED);
return;
}
String jsName = path.substring(1);
ChannelBuffer buf = jsBufferMap.get(jsName);
if (buf == null) {
tryReloadJs();
if (jsName == null) {
log.error("需要访问的JS名称为空。[req: " + req.getUri() + "]");
}
buf = jsBufferMap.get(jsName);
}
if (buf != null) {
resp.setContent(buf);
resp.setHeader(CONTENT_LENGTH, buf.capacity());
resp.setHeader(CONTENT_TYPE, "text/javascript; charset=UTF-8");
resp.setHeader(CONTENT_ENCODING, "gzip");
// resp.setHeader(EXPIRES, System.currentTimeMillis() + expired);
StringBuilder etagBuilder =
new StringBuilder("W/\"")
.append(buf.capacity())
.append("-")
.append(System.currentTimeMillis())
.append("\"");
resp.setHeader(ETAG, etagBuilder.toString());
LogRequestParser lrp = logRequestParserThreadLocal.get();
if (lrp == null) {
lrp = new LogRequestParser();
}
lrp.cdate.setTime(System.currentTimeMillis() + expired);
resp.setHeader(EXPIRES, lrp.sdf.format(lrp.cdate));
} else {
resp.setStatus(HttpResponseStatus.NOT_FOUND);
}
}
public void fire(Object something) {
try {
String result = (String) something;
if (result.equals(RedisServer.TIME_OUT_STRING)) {
logger.error("fire message timeout error, message id:" + getIdentify());
response.setContent(
ChannelBuffers.wrappedBuffer(
JResultUtil.getFailureJsonString(CoreProxyHandler.RESULT_TIMEOUT).getBytes()));
response.setStatus(HttpResponseStatus.OK);
} else {
logger.info("fire message success, message id:" + getIdentify());
response.setContent(
ChannelBuffers.wrappedBuffer(JResultUtil.getOkJsonString(result).getBytes()));
response.setStatus(HttpResponseStatus.OK);
}
} catch (Exception e) {
logger.error("fire message error, e:" + e.getMessage() + " result:" + something);
response.setContent(
ChannelBuffers.wrappedBuffer(
JResultUtil.getFailureJsonString(CoreProxyHandler.RESULT_ERROR).getBytes()));
response.setStatus(HttpResponseStatus.OK);
}
NettyHttpOutput.output(response, event.getChannel());
}
private void writeHead() {
if (!headWritten) {
HttpResponseStatus status =
statusMessage == null
? HttpResponseStatus.valueOf(statusCode)
: new HttpResponseStatus(statusCode, statusMessage);
response.setStatus(status);
if (chunked) {
response.setHeader(Names.TRANSFER_ENCODING, HttpHeaders.Values.CHUNKED);
} else if (contentLength == 0) {
response.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "0");
}
writeFuture = conn.write(response);
headWritten = true;
}
}
@Override
public NettyHttpResponse status(int status) {
response.setStatus(HttpResponseStatus.valueOf(status));
return this;
}
@Override
public void setStatus(int sc, String msg) {
response.setStatus(HttpResponseStatus.valueOf(sc));
}
