/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.tomcat.util.http;
import org.apache.tomcat.util.res.StringManager;
/**
* This class is not thread-safe.
*/
public class ServerCookies {
private static final StringManager sm = StringManager.getManager(ServerCookies.class);
private ServerCookie[] serverCookies;
private int cookieCount = 0;
private int limit = 200;
public ServerCookies(int initialSize) {
serverCookies = new ServerCookie[initialSize];
}
/**
* Register a new, initialized cookie. Cookies are recycled, and most of the time an existing ServerCookie object is
* returned. The caller can set the name/value and attributes for the cookie.
*
* @return the new cookie
*/
public ServerCookie addCookie() {
if (limit > -1 && cookieCount >= limit) {
throw new IllegalArgumentException(sm.getString("cookies.maxCountFail", Integer.valueOf(limit)));
}
if (cookieCount >= serverCookies.length) {
int newSize = limit > -1 ? Math.min(2 * cookieCount, limit) : 2 * cookieCount;
ServerCookie[] scookiesTmp = new ServerCookie[newSize];
System.arraycopy(serverCookies, 0, scookiesTmp, 0, cookieCount);
serverCookies = scookiesTmp;
}
ServerCookie c = serverCookies[cookieCount];
if (c == null) {
c = new ServerCookie();
serverCookies[cookieCount] = c;
}
cookieCount++;
return c;
}
public ServerCookie getCookie(int idx) {
return serverCookies[idx];
}
public int getCookieCount() {
return cookieCount;
}
public void setLimit(int limit) {
this.limit = limit;
if (limit > -1 && serverCookies.length > limit && cookieCount <= limit) {
// shrink cookie list array
ServerCookie[] scookiesTmp = new ServerCookie[limit];
System.arraycopy(serverCookies, 0, scookiesTmp, 0, cookieCount);
serverCookies = scookiesTmp;
}
}
public void recycle() {
for (int i = 0; i < cookieCount; i++) {
serverCookies[i].recycle();
}
cookieCount = 0;
}
}