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Inline NettyHttpChannel#sendResponse 

Relates #16725
This commit is contained in:
Jason Tedor 2016-02-12 19:18:00 -05:00
parent a447c06efc
commit 2e9887a3cb
1 changed files with 45 additions and 35 deletions
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80
core/src/main/java/org/elasticsearch/http/netty/NettyHttpChannel.java
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@ -53,10 +53,7 @@ import static org.jboss.netty.handler.codec.http.HttpHeaders.Names.CONNECTION;
import static org.jboss.netty.handler.codec.http.HttpHeaders.Values.CLOSE;
import static org.jboss.netty.handler.codec.http.HttpHeaders.Values.KEEP_ALIVE;
/**
*
*/
public class NettyHttpChannel extends HttpChannel {
public final class NettyHttpChannel extends HttpChannel {
private final NettyHttpServerTransport transport;
private final Channel channel;
@ -94,18 +91,11 @@ public class NettyHttpChannel extends HttpChannel {
String opaque = nettyRequest.headers().get("X-Opaque-Id");
if (opaque != null) {
resp.headers().add("X-Opaque-Id", opaque);
setHeaderField(resp, "X-Opaque-Id", opaque);
}
// Add all custom headers
Map<String, List<String>> customHeaders = response.getHeaders();
if (customHeaders != null) {
for (Map.Entry<String, List<String>> headerEntry : customHeaders.entrySet()) {
for (String headerValue : headerEntry.getValue()) {
resp.headers().add(headerEntry.getKey(), headerValue);
}
}
}
addCustomHeaders(response, resp);
BytesReference content = response.content();
ChannelBuffer buffer;
@ -115,30 +105,11 @@ public class NettyHttpChannel extends HttpChannel {
resp.setContent(buffer);
// If our response doesn't specify a content-type header, set one
if (!resp.headers().contains(HttpHeaders.Names.CONTENT_TYPE)) {
resp.headers().add(HttpHeaders.Names.CONTENT_TYPE, response.contentType());
}
setHeaderField(resp, HttpHeaders.Names.CONTENT_TYPE, response.contentType(), false);
// If our response has no content-length, calculate and set one
if (!resp.headers().contains(HttpHeaders.Names.CONTENT_LENGTH)) {
resp.headers().add(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(buffer.readableBytes()));
}
setHeaderField(resp, HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(buffer.readableBytes()), false);
if (transport.resetCookies) {
String cookieString = nettyRequest.headers().get(HttpHeaders.Names.COOKIE);
if (cookieString != null) {
CookieDecoder cookieDecoder = new CookieDecoder();
Set<Cookie> cookies = cookieDecoder.decode(cookieString);
if (!cookies.isEmpty()) {
// Reset the cookies if necessary.
CookieEncoder cookieEncoder = new CookieEncoder(true);
for (Cookie cookie : cookies) {
cookieEncoder.addCookie(cookie);
}
resp.headers().add(HttpHeaders.Names.SET_COOKIE, cookieEncoder.encode());
}
}
}
addCookies(resp);
ChannelFuture future;
@ -166,6 +137,45 @@ public class NettyHttpChannel extends HttpChannel {
}
}
private void setHeaderField(HttpResponse resp, String headerField, String value) {
setHeaderField(resp, headerField, value, true);
}
private void setHeaderField(HttpResponse resp, String headerField, String value, boolean override) {
if (override || !resp.headers().contains(headerField)) {
resp.headers().add(headerField, value);
}
}
private void addCookies(HttpResponse resp) {
if (transport.resetCookies) {
String cookieString = nettyRequest.headers().get(HttpHeaders.Names.COOKIE);
if (cookieString != null) {
CookieDecoder cookieDecoder = new CookieDecoder();
Set<Cookie> cookies = cookieDecoder.decode(cookieString);
if (!cookies.isEmpty()) {
// Reset the cookies if necessary.
CookieEncoder cookieEncoder = new CookieEncoder(true);
for (Cookie cookie : cookies) {
cookieEncoder.addCookie(cookie);
}
setHeaderField(resp, HttpHeaders.Names.SET_COOKIE, cookieEncoder.encode());
}
}
}
}
private void addCustomHeaders(RestResponse response, HttpResponse resp) {
Map<String, List<String>> customHeaders = response.getHeaders();
if (customHeaders != null) {
for (Map.Entry<String, List<String>> headerEntry : customHeaders.entrySet()) {
for (String headerValue : headerEntry.getValue()) {
setHeaderField(resp, headerEntry.getKey(), headerValue);
}
}
}
}
// Determine if the request protocol version is HTTP 1.0
private boolean isHttp10() {
return nettyRequest.getProtocolVersion().equals(HttpVersion.HTTP_1_0);