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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
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 * enclosed by brackets [] replaced by your own identifying information:
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 */

package org.glassfish.ha.common;

/**
 * A Class to hold various info for the {KeyMapper}
 *  from HTTP cookies
 *
 * @author Mahesh Kannan
 *
 */
public class HACookieInfo {

    String newReplica;

    String oldReplica;

    public HACookieInfo(String newReplica, String oldReplica) {
        initialize(newReplica, oldReplica);
    }

    public HACookieInfo initialize(String newReplica, String oldReplica) {
        update(newReplica, oldReplica);

        return this;
    }

    public void update(String newReplica, String oldReplica) {
        if (newReplica != null && newReplica.trim().length() > 0) {
            this.newReplica = newReplica.trim();
        }

        if (oldReplica != null && oldReplica.trim().length() > 0) {
            this.oldReplica = oldReplica.trim();
        }
    }

    void reset() {
        newReplica = null;
        oldReplica = null;
    }

    public String getNewReplicaCookie() {
        return newReplica;
    }

    public String getOldReplicaCookie() {
        return oldReplica;
    }

    @Override
    public String toString() {
        return "HACookieInfo{" +
                "newReplica='" + newReplica + '\'' +
                ", oldReplica='" + oldReplica + '\'' +
                '}';
    }
}