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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http;
import org.eclipse.jetty.server.CookieCutter;
import org.eclipse.jetty.server.Response;
import java.net.HttpCookie;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;
/**
* A RFC 6265 compliant cookie.
*
* Note: RFC 2109 and RFC 2965 is no longer supported. All fields that are not part of RFC 6265 are deprecated.
*
* @author Einar M R Rosenvinge
* @author bjorncs
*/
public class Cookie {
private final Set<Integer> ports = new HashSet<>();
private String name;
private String value;
private String domain;
private String path;
private long maxAgeSeconds = Integer.MIN_VALUE;
private boolean secure;
private boolean httpOnly;
private boolean discard;
public Cookie() {
}
public Cookie(Cookie cookie) {
ports.addAll(cookie.ports);
name = cookie.name;
value = cookie.value;
domain = cookie.domain;
path = cookie.path;
maxAgeSeconds = cookie.maxAgeSeconds;
secure = cookie.secure;
httpOnly = cookie.httpOnly;
discard = cookie.discard;
}
public Cookie(String name, String value) {
this.name = name;
this.value = value;
}
public String getName() {
return name;
}
public Cookie setName(String name) {
this.name = name;
return this;
}
public String getValue() {
return value;
}
public Cookie setValue(String value) {
this.value = value;
return this;
}
public String getDomain() {
return domain;
}
public Cookie setDomain(String domain) {
this.domain = domain;
return this;
}
public String getPath() {
return path;
}
public Cookie setPath(String path) {
this.path = path;
return this;
}
public int getMaxAge(TimeUnit unit) {
return (int)unit.convert(maxAgeSeconds, TimeUnit.SECONDS);
}
public Cookie setMaxAge(int maxAge, TimeUnit unit) {
this.maxAgeSeconds = maxAge >= 0 ? unit.toSeconds(maxAge) : Integer.MIN_VALUE;
return this;
}
public boolean isSecure() {
return secure;
}
public Cookie setSecure(boolean secure) {
this.secure = secure;
return this;
}
public boolean isHttpOnly() {
return httpOnly;
}
public Cookie setHttpOnly(boolean httpOnly) {
this.httpOnly = httpOnly;
return this;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Cookie cookie = (Cookie) o;
return maxAgeSeconds == cookie.maxAgeSeconds &&
secure == cookie.secure &&
httpOnly == cookie.httpOnly &&
discard == cookie.discard &&
Objects.equals(ports, cookie.ports) &&
Objects.equals(name, cookie.name) &&
Objects.equals(value, cookie.value) &&
Objects.equals(domain, cookie.domain) &&
Objects.equals(path, cookie.path);
}
@Override
public int hashCode() {
return Objects.hash(ports, name, value, domain, path, maxAgeSeconds, secure, httpOnly, discard);
}
@Override
public String toString() {
StringBuilder ret = new StringBuilder();
ret.append(name).append("=").append(value);
return ret.toString();
}
// NOTE cookie encoding and decoding:
// The implementation uses Jetty for server-side (encoding of Set-Cookie and decoding of Cookie header),
// and java.net.HttpCookie for client-side (encoding of Cookie and decoding of Set-Cookie header).
//
// Implementation is RFC-6265 compliant.
public static String toCookieHeader(Iterable<? extends Cookie> cookies) {
return StreamSupport.stream(cookies.spliterator(), false)
.map(cookie -> {
HttpCookie httpCookie = new HttpCookie(cookie.getName(), cookie.getValue());
httpCookie.setDomain(cookie.getDomain());
httpCookie.setHttpOnly(cookie.isHttpOnly());
httpCookie.setMaxAge(cookie.getMaxAge(TimeUnit.SECONDS));
httpCookie.setPath(cookie.getPath());
httpCookie.setSecure(cookie.isSecure());
httpCookie.setVersion(0);
return httpCookie.toString();
})
.collect(Collectors.joining(";"));
}
public static List<Cookie> fromCookieHeader(String headerVal) {
CookieCutter cookieCutter = new CookieCutter();
cookieCutter.addCookieField(headerVal);
return Arrays.stream(cookieCutter.getCookies())
.map(servletCookie -> {
Cookie cookie = new Cookie();
cookie.setName(servletCookie.getName());
cookie.setValue(servletCookie.getValue());
cookie.setPath(servletCookie.getPath());
cookie.setDomain(servletCookie.getDomain());
cookie.setMaxAge(servletCookie.getMaxAge(), TimeUnit.SECONDS);
cookie.setSecure(servletCookie.getSecure());
cookie.setHttpOnly(servletCookie.isHttpOnly());
return cookie;
})
.collect(Collectors.toList());
}
public static List<String> toSetCookieHeaders(Iterable<? extends Cookie> cookies) {
// Ugly, bot Jetty does not provide a dedicated cookie parser (will be included in Jetty 10)
Response response = new Response(null, null);
for (Cookie cookie : cookies) {
response.addSetRFC6265Cookie(
cookie.getName(),
cookie.getValue(),
cookie.getDomain(),
cookie.getPath(),
cookie.getMaxAge(TimeUnit.SECONDS),
cookie.isSecure(),
cookie.isHttpOnly());
}
return new ArrayList<>(response.getHeaders("Set-Cookie"));
}
@Deprecated // TODO Vespa 8 Remove
public static List<String> toSetCookieHeaderAll(Iterable<? extends Cookie> cookies) {
return toSetCookieHeaders(cookies);
}
public static Cookie fromSetCookieHeader(String headerVal) {
return HttpCookie.parse(headerVal).stream()
.map(httpCookie -> {
Cookie cookie = new Cookie();
cookie.setName(httpCookie.getName());
cookie.setValue(httpCookie.getValue());
cookie.setDomain(httpCookie.getDomain());
cookie.setHttpOnly(httpCookie.isHttpOnly());
cookie.setMaxAge((int) httpCookie.getMaxAge(), TimeUnit.SECONDS);
cookie.setPath(httpCookie.getPath());
cookie.setSecure(httpCookie.getSecure());
return cookie;
})
.findFirst().get();
}
}
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