org.testifyproject.netty.handler.codec.http.CookieUtil Maven / Gradle / Ivy
/*
* Copyright 2015 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 org.testifyproject.testifyprojectpliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org.testifyproject/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 org.testifyproject.testifyproject.netty.handler.codec.http;
import java.util.BitSet;
/**
* @org.testifyproject.testifyprojectprecated Duplicate of package private ${@link org.testifyproject.testifyproject.netty.handler.codec.http.cookie.CookieUtil}
*/
@Deprecated
final class CookieUtil {
private static final BitSet VALID_COOKIE_VALUE_OCTETS = validCookieValueOctets();
private static final BitSet VALID_COOKIE_NAME_OCTETS = validCookieNameOctets(VALID_COOKIE_VALUE_OCTETS);
// US-ASCII characters excluding CTLs, whitespace, DQUOTE, org.testifyproject.testifyprojectma, semicolon, and backslash
private static BitSet validCookieValueOctets() {
BitSet bits = new BitSet(8);
for (int i = 35; i < 127; i++) {
// US-ASCII characters excluding CTLs (%x00-1F / %x7F)
bits.set(i);
}
bits.set('"', false); // exclude DQUOTE = %x22
bits.set(',', false); // exclude org.testifyproject.testifyprojectma = %x2C
bits.set(';', false); // exclude semicolon = %x3B
bits.set('\\', false); // exclude backslash = %x5C
return bits;
}
// token = 1*
// separators = "(" | ")" | "<" | ">" | "@"
// | "," | ";" | ":" | "\" | <">
// | "/" | "[" | "]" | "?" | "="
// | "{" | "}" | SP | HT
private static BitSet validCookieNameOctets(BitSet validCookieValueOctets) {
BitSet bits = new BitSet(8);
bits.or(validCookieValueOctets);
bits.set('(', false);
bits.set(')', false);
bits.set('<', false);
bits.set('>', false);
bits.set('@', false);
bits.set(':', false);
bits.set('/', false);
bits.set('[', false);
bits.set(']', false);
bits.set('?', false);
bits.set('=', false);
bits.set('{', false);
bits.set('}', false);
bits.set(' ', false);
bits.set('\t', false);
return bits;
}
static int firstInvalidCookieNameOctet(CharSequence cs) {
return firstInvalidOctet(cs, VALID_COOKIE_NAME_OCTETS);
}
static int firstInvalidCookieValueOctet(CharSequence cs) {
return firstInvalidOctet(cs, VALID_COOKIE_VALUE_OCTETS);
}
static int firstInvalidOctet(CharSequence cs, BitSet bits) {
for (int i = 0; i < cs.length(); i++) {
char c = cs.charAt(i);
if (!bits.get(c)) {
return i;
}
}
return -1;
}
static CharSequence unwrapValue(CharSequence cs) {
final int len = cs.length();
if (len > 0 && cs.charAt(0) == '"') {
if (len >= 2 && cs.charAt(len - 1) == '"') {
// properly balanced
return len == 2 ? "" : cs.subSequence(1, len - 1);
} else {
return null;
}
}
return cs;
}
private CookieUtil() {
// Unused
}
}