package com.dy.common.util;
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import lombok.Data;
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import oshi.software.os.FileSystem;
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import oshi.software.os.OSFileStore;
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import oshi.software.os.OperatingSystem;
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import java.util.LinkedList;
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import java.util.List;
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/**
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* @Author: liurunyu
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* @Date: 2024/8/2 13:54
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* @Description
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*/
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public class SysFileSysUtil {
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/**
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* 磁盘信息
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*/
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public static LinkedList<SysFile> info(OperatingSystem os) {
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LinkedList<SysFile> sysFiles = new LinkedList<SysFile>();
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FileSystem fileSystem = os.getFileSystem();
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List<OSFileStore> fsArray = fileSystem.getFileStores();
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for (OSFileStore fs : fsArray) {
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long free = fs.getUsableSpace();
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long total = fs.getTotalSpace();
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long used = total - free;
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SysFile sysFile = new SysFile();
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sysFile.setDirName(fs.getMount());
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sysFile.setSysTypeName(fs.getType());
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sysFile.setTypeName(fs.getName());
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sysFile.setTotal(convertFileSize(total));
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sysFile.setFree(convertFileSize(free));
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sysFile.setUsed(convertFileSize(used));
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sysFile.setUsage(DoubleUtil.mul(DoubleUtil.div(used, total, 4), 100));
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sysFiles.add(sysFile);
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}
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return sysFiles ;
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}
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/**
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* 字节转换
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*
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* @param size 字节大小
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* @return 转换后值
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*/
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public static String convertFileSize(long size) {
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long kb = 1024;
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long mb = kb * 1024;
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long gb = mb * 1024;
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if (size >= gb) {
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return String.format("%.1f GB", (float) size / gb);
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} else if (size >= mb) {
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float f = (float) size / mb;
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return String.format(f > 100 ? "%.0f MB" : "%.1f MB", f);
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} else if (size >= kb) {
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float f = (float) size / kb;
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return String.format(f > 100 ? "%.0f KB" : "%.1f KB", f);
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} else {
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return String.format("%d B", size);
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}
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}
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@Data
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public static class SysFile{
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/**
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* 盘符路径
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*/
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public String dirName;
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/**
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* 盘符类型
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*/
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public String sysTypeName;
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/**
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* 文件类型
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*/
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public String typeName;
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/**
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* 总大小
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*/
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public String total;
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/**
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* 剩余大小
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*/
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public String free;
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/**
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* 已经使用量
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*/
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public String used;
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/**
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* 资源的使用率
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*/
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public double usage;
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public String toString(){
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StringBuilder sb = new StringBuilder() ;
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sb.append(" 磁盘" + dirName + "\n");
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sb.append(" 盘符类型：" + sysTypeName + "\n");
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sb.append(" 文件类型：" + typeName + "\n");
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sb.append(" 总大小：" + total + "\n");
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sb.append(" 剩余大小：" + free + "\n");
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sb.append(" 已经使用量：" + used + "\n");
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sb.append(" 资源使用率：" + usage + "\n");
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return sb.toString() ;
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}
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}
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}
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