143 lines
3.6 KiB
Java
143 lines
3.6 KiB
Java
/*
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* The MIT License (MIT)
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*
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* Copyright © 2020 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.did.adapter;
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import java.io.Serializable;
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/**
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* @author ehlxr
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* @since 2021-02-08 22:07.
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*/
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public class Message<T> implements Serializable {
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private static final long serialVersionUID = 2419320297359425651L;
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/**
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* 类型（例如：0xA 表示 A 系统；0xB 表示 B 系统）
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*/
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private byte type;
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/**
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* 信息标志（例如：0xA 表示心跳包；0xB 表示超时包；0xC 业务信息包）
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*/
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private byte flag;
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/**
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* 内容长度（通过 content 计算而来）
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*/
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private int length;
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/**
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* 消息内容
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*/
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private T content;
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public Message() {
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}
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public static <T> MessageBuilder<T> newBuilder() {
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return new MessageBuilder<>();
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}
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public byte getType() {
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return type;
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}
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public void setType(byte type) {
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this.type = type;
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}
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public byte getFlag() {
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return flag;
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}
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public void setFlag(byte flag) {
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this.flag = flag;
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}
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public int getLength() {
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return length;
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}
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public void setLength(int length) {
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this.length = length;
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}
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public T getContent() {
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return content;
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}
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public void setContent(T content) {
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this.content = content;
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}
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@Override
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public String toString() {
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return "Message{" +
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"type=" + type +
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", flag=" + flag +
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", length=" + length +
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", content=" + content +
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'}';
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}
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public static final class MessageBuilder<T> {
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private byte type;
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private byte flag;
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private int length;
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private T content;
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private MessageBuilder() {
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}
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public MessageBuilder<T> type(byte type) {
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this.type = type;
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return this;
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}
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public MessageBuilder<T> flag(byte flag) {
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this.flag = flag;
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return this;
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}
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public MessageBuilder<T> length(int length) {
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this.length = length;
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return this;
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}
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public MessageBuilder<T> content(T content) {
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this.content = content;
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return this;
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}
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public Message<T> build() {
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Message<T> message = new Message<>();
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message.setType(type);
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message.setFlag(flag);
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message.setLength(length);
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message.setContent(content);
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return message;
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}
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}
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} |