package com.dy.common.util;
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import lombok.Data;
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import oshi.hardware.GlobalMemory;
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import java.text.DecimalFormat;
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/**
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* @Author: liurunyu
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* @Date: 2024/8/2 13:42
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* @Description
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*/
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public class SysMemoryUtil {
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/**
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* 内存信息
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*/
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public static MemInfoVo info(GlobalMemory memory) {
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MemInfoVo vo = new MemInfoVo() ;
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vo.setTotal(toGbytes(memory.getTotal()));
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vo.setUsed(toGbytes(memory.getTotal() - memory.getAvailable()));
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vo.setFree(toGbytes(memory.getAvailable()));
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return vo ;
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}
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private static double toGbytes(double value){
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return value/1000000000.0 ;
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}
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@Data
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public static class MemInfoVo {
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/**
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* 内存总量
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*/
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public double total;
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/**
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* 已用内存
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*/
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public double used;
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/**
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* 剩余内存
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*/
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public double free;
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public String toString(){
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DecimalFormat df = new DecimalFormat("#.####"); // 设定格式
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StringBuilder sb = new StringBuilder() ;
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sb.append(" 内存信息：\n");
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sb.append(" 内存总量(G)：" + df.format(total) + "\n");
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sb.append(" 已用内存(G)：" + df.format(used) + "\n");
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sb.append(" 剩余内存(G)：" + df.format(free) + "\n");
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return sb.toString() ;
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}
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}
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}
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