com.acgist.snail.pojo.message.ApplicationMessage Maven / Gradle / Ivy
package com.acgist.snail.pojo.message;
import com.acgist.snail.system.bencode.BEncodeDecoder;
import com.acgist.snail.system.bencode.BEncodeEncoder;
/**
* Application消息（系统消息）
*
* @author acgist
* @since 1.0.0
*/
public class ApplicationMessage {
/**
* 消息类型
*/
public enum Type {
// 被动消息
text, // 文本
close, // 关闭Socket连接
notify, // 唤醒窗口
shutdown, // 关闭程序
tasknew, // 新建任务
tasklist, // 任务列表
taskdelete, // 删除任务
// 主动消息
alert, // 提示窗口
notice, // 提示消息
refresh, // 刷新（任务）
response; // 响应
}
/**
* 类型
*/
private Type type;
/**
* 消息内容
*/
private String body;
public ApplicationMessage() {
}
public ApplicationMessage(Type type) {
this.type = type;
}
public ApplicationMessage(Type type, String body) {
this.type = type;
this.body = body;
}
public Type getType() {
return type;
}
public void setType(Type type) {
this.type = type;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
/**
* 转换为B编码字符串
*/
@Override
public String toString() {
final BEncodeEncoder encoder = BEncodeEncoder.newInstance().newMap();
encoder.put("type", this.type.name());
if(this.body != null) {
encoder.put("body", this.body);
}
return encoder.flush().toString();
}
/**
* B编码字符串变成ApplicationMessage对象
*/
public static final ApplicationMessage valueOf(String content) {
final BEncodeDecoder decoder = BEncodeDecoder.newInstance(content.getBytes());
decoder.nextMap();
final String type = decoder.getString("type");
final String body = decoder.getString("body");
return new ApplicationMessage(Type.valueOf(type), body);
}
/**
* 消息
*/
public static final ApplicationMessage message(Type type) {
return message(type, null);
}
/**
* 消息
*/
public static final ApplicationMessage message(Type type, String body) {
return new ApplicationMessage(type, body);
}
/**
* 文本
*/
public static final ApplicationMessage text(String body) {
return message(Type.text, body);
}
/**
* 响应
*/
public static final ApplicationMessage response(String body) {
return message(Type.response, body);
}
}