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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2010-2015 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:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
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 */

package org.glassfish.grizzly.samples.simpleauth;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * Packet, which contains multiple String lines.
 * 
 * @author Alexey Stashok
 */
public class MultiLinePacket {
    // String lines list
    private final List lines;

    public static MultiLinePacket create() {
        return new MultiLinePacket();
    }
    
    public static MultiLinePacket create(String... lines) {
        final MultiLinePacket packet = new MultiLinePacket();
        packet.getLines().addAll(Arrays.asList(lines));
        
        return packet;
    }

    static MultiLinePacket create(List lines) {
        return new MultiLinePacket(lines);
    }

    private MultiLinePacket() {
        lines = new ArrayList();
    }

    private MultiLinePacket(List lines) {
        this.lines = lines;
    }

    /**
     * Gets the packet string lines.
     * @return the packet string lines.
     */
    public List getLines() {
        return lines;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder(256);

        for (String line : lines) {
            sb.append(line).append("\n");
        }

        return sb.toString();
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof MultiLinePacket && lines.equals(((MultiLinePacket) obj).lines);

    }

    @Override
    public int hashCode() {
        int hash = 7;
        hash = 89 * hash + (this.lines != null ? this.lines.hashCode() : 0);
        return hash;
    }
}