com.couchbase.client.deps.io.netty.handler.codec.http.ServerCookieEncoder Maven / Gradle / Ivy
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The official Couchbase JVM Core IO Library
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package com.couchbase.client.deps.io.netty.handler.codec.http;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import static com.couchbase.client.deps.io.netty.handler.codec.http.CookieEncoderUtil.*;
/**
* Encodes server-side {@link Cookie}s into HTTP header values. This encoder can encode
* the HTTP cookie version 0, 1, and 2.
*
* // Example
* {@link HttpRequest} req = ...;
* res.setHeader("Set-Cookie", {@link ServerCookieEncoder}.encode("JSESSIONID", "1234"));
*
*
* @see CookieDecoder
*/
public final class ServerCookieEncoder {
/**
* Encodes the specified cookie into an HTTP header value.
*/
public static String encode(String name, String value) {
return encode(new DefaultCookie(name, value));
}
public static String encode(Cookie cookie) {
if (cookie == null) {
throw new NullPointerException("cookie");
}
StringBuilder buf = stringBuilder();
add(buf, cookie.getName(), cookie.getValue());
if (cookie.getMaxAge() != Long.MIN_VALUE) {
if (cookie.getVersion() == 0) {
addUnquoted(buf, CookieHeaderNames.EXPIRES,
HttpHeaderDateFormat.get().format(
new Date(System.currentTimeMillis() +
cookie.getMaxAge() * 1000L)));
} else {
add(buf, CookieHeaderNames.MAX_AGE, cookie.getMaxAge());
}
}
if (cookie.getPath() != null) {
if (cookie.getVersion() > 0) {
add(buf, CookieHeaderNames.PATH, cookie.getPath());
} else {
addUnquoted(buf, CookieHeaderNames.PATH, cookie.getPath());
}
}
if (cookie.getDomain() != null) {
if (cookie.getVersion() > 0) {
add(buf, CookieHeaderNames.DOMAIN, cookie.getDomain());
} else {
addUnquoted(buf, CookieHeaderNames.DOMAIN, cookie.getDomain());
}
}
if (cookie.isSecure()) {
buf.append(CookieHeaderNames.SECURE);
buf.append((char) HttpConstants.SEMICOLON);
buf.append((char) HttpConstants.SP);
}
if (cookie.isHttpOnly()) {
buf.append(CookieHeaderNames.HTTPONLY);
buf.append((char) HttpConstants.SEMICOLON);
buf.append((char) HttpConstants.SP);
}
if (cookie.getVersion() >= 1) {
if (cookie.getComment() != null) {
add(buf, CookieHeaderNames.COMMENT, cookie.getComment());
}
add(buf, CookieHeaderNames.VERSION, 1);
if (cookie.getCommentUrl() != null) {
addQuoted(buf, CookieHeaderNames.COMMENTURL, cookie.getCommentUrl());
}
if (!cookie.getPorts().isEmpty()) {
buf.append(CookieHeaderNames.PORT);
buf.append((char) HttpConstants.EQUALS);
buf.append((char) HttpConstants.DOUBLE_QUOTE);
for (int port: cookie.getPorts()) {
buf.append(port);
buf.append((char) HttpConstants.COMMA);
}
buf.setCharAt(buf.length() - 1, (char) HttpConstants.DOUBLE_QUOTE);
buf.append((char) HttpConstants.SEMICOLON);
buf.append((char) HttpConstants.SP);
}
if (cookie.isDiscard()) {
buf.append(CookieHeaderNames.DISCARD);
buf.append((char) HttpConstants.SEMICOLON);
buf.append((char) HttpConstants.SP);
}
}
return stripTrailingSeparator(buf);
}
public static List encode(Cookie... cookies) {
if (cookies == null) {
throw new NullPointerException("cookies");
}
List encoded = new ArrayList(cookies.length);
for (Cookie c: cookies) {
if (c == null) {
break;
}
encoded.add(encode(c));
}
return encoded;
}
public static List encode(Collection cookies) {
if (cookies == null) {
throw new NullPointerException("cookies");
}
List encoded = new ArrayList(cookies.size());
for (Cookie c: cookies) {
if (c == null) {
break;
}
encoded.add(encode(c));
}
return encoded;
}
public static List encode(Iterable cookies) {
if (cookies == null) {
throw new NullPointerException("cookies");
}
List encoded = new ArrayList();
for (Cookie c: cookies) {
if (c == null) {
break;
}
encoded.add(encode(c));
}
return encoded;
}
private ServerCookieEncoder() {
// Unused
}
}