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/*
 * Copyright 2014 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 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 io.netty.handler.codec.mqtt;

import java.util.Arrays;

import io.netty.util.CharsetUtil;
import io.netty.util.internal.StringUtil;

/**
 * Payload of {@link MqttConnectMessage}
 */
public final class MqttConnectPayload {

    private final String clientIdentifier;
    private final String willTopic;
    private final byte[] willMessage;
    private final String userName;
    private final byte[] password;

    /**
     * @deprecated use {@link MqttConnectPayload#MqttConnectPayload(String, String, byte[], String, byte[])} instead
     */
    @Deprecated
    public MqttConnectPayload(
            String clientIdentifier,
            String willTopic,
            String willMessage,
            String userName,
            String password) {
        this(
          clientIdentifier,
          willTopic,
          willMessage.getBytes(CharsetUtil.UTF_8),
          userName,
          password.getBytes(CharsetUtil.UTF_8));
    }

    public MqttConnectPayload(
            String clientIdentifier,
            String willTopic,
            byte[] willMessage,
            String userName,
            byte[] password) {
        this.clientIdentifier = clientIdentifier;
        this.willTopic = willTopic;
        this.willMessage = willMessage;
        this.userName = userName;
        this.password = password;
    }

    public String clientIdentifier() {
        return clientIdentifier;
    }

    public String willTopic() {
        return willTopic;
    }

    /**
     * @deprecated use {@link MqttConnectPayload#willMessageInBytes()} instead
     */
    @Deprecated
    public String willMessage() {
        return willMessage == null ? null : new String(willMessage, CharsetUtil.UTF_8);
    }

    public byte[] willMessageInBytes() {
        return willMessage;
    }

    public String userName() {
        return userName;
    }

    /**
     * @deprecated use {@link MqttConnectPayload#passwordInBytes()} instead
     */
    @Deprecated
    public String password() {
        return password == null ? null : new String(password, CharsetUtil.UTF_8);
    }

    public byte[] passwordInBytes() {
        return password;
    }

    @Override
    public String toString() {
        return new StringBuilder(StringUtil.simpleClassName(this))
            .append('[')
            .append("clientIdentifier=").append(clientIdentifier)
            .append(", willTopic=").append(willTopic)
            .append(", willMessage=").append(Arrays.toString(willMessage))
            .append(", userName=").append(userName)
            .append(", password=").append(Arrays.toString(password))
            .append(']')
            .toString();
    }
}