| 提交 | 用户 | 时间 | ||
| 1ac2bc | 1 | package cn.stylefeng.guns.base.oshi.model; |
| 懒 | 2 | |
| 3 | import cn.hutool.core.date.DateUnit; | |
| 4 | import cn.hutool.core.date.DateUtil; | |
| 5 | import cn.hutool.core.util.NumberUtil; | |
| 6 | import lombok.Setter; | |
| 7 | ||
| 8 | import java.lang.management.ManagementFactory; | |
| 9 | import java.util.Date; | |
| 10 | ||
| 11 | /** | |
| 12 | * JVM相关信息 | |
| 13 | * | |
| 14 | * @author fengshuonan | |
| 15 | * @Date 2019-07-13 13:42 | |
| 16 | */ | |
| 17 | @Setter | |
| 18 | public class JvmInfo { | |
| 19 | /** | |
| 20 | * 当前JVM占用的内存总数(M) | |
| 21 | */ | |
| 22 | private double total; | |
| 23 | ||
| 24 | /** | |
| 25 | * JVM最大可用内存总数(M) | |
| 26 | */ | |
| 27 | private double max; | |
| 28 | ||
| 29 | /** | |
| 30 | * JVM空闲内存(M) | |
| 31 | */ | |
| 32 | private double free; | |
| 33 | ||
| 34 | /** | |
| 35 | * JDK版本 | |
| 36 | */ | |
| 37 | private String version; | |
| 38 | ||
| 39 | /** | |
| 40 | * JDK路径 | |
| 41 | */ | |
| 42 | private String home; | |
| 43 | ||
| 44 | public double getTotal() { | |
| 45 | return NumberUtil.div(total, (1024 * 1024), 2); | |
| 46 | } | |
| 47 | ||
| 48 | public double getMax() { | |
| 49 | return NumberUtil.div(max, (1024 * 1024), 2); | |
| 50 | } | |
| 51 | ||
| 52 | public double getFree() { | |
| 53 | return NumberUtil.div(free, (1024 * 1024), 2); | |
| 54 | } | |
| 55 | ||
| 56 | public double getUsed() { | |
| 57 | return NumberUtil.div(total - free, (1024 * 1024), 2); | |
| 58 | } | |
| 59 | ||
| 60 | public String getVersion() { | |
| 61 | return version; | |
| 62 | } | |
| 63 | ||
| 64 | public String getHome() { | |
| 65 | return home; | |
| 66 | } | |
| 67 | ||
| 68 | public double getUsage() { | |
| 69 | return NumberUtil.mul(NumberUtil.div(total - free, total, 4), 100); | |
| 70 | } | |
| 71 | ||
| 72 | /** | |
| 73 | * 获取JDK名称 | |
| 74 | */ | |
| 75 | public String getName() { | |
| 76 | return ManagementFactory.getRuntimeMXBean().getVmName(); | |
| 77 | } | |
| 78 | ||
| 79 | /** | |
| 80 | * JDK启动时间 | |
| 81 | */ | |
| 82 | public String getStartTime() { | |
| 83 | long time = ManagementFactory.getRuntimeMXBean().getStartTime(); | |
| 84 | Date date = new Date(time); | |
| 85 | return DateUtil.formatDateTime(date); | |
| 86 | } | |
| 87 | ||
| 88 | /** | |
| 89 | * JDK运行时间 | |
| 90 | */ | |
| 91 | public String getRunTime() { | |
| 92 | ||
| 93 | long time = ManagementFactory.getRuntimeMXBean().getStartTime(); | |
| 94 | Date date = new Date(time); | |
| 95 | ||
| 96 | //运行多少分钟 | |
| 97 | long runMS = DateUtil.between(date, new Date(), DateUnit.MS); | |
| 98 | ||
| 99 | long nd = 1000 * 24 * 60 * 60; | |
| 100 | long nh = 1000 * 60 * 60; | |
| 101 | long nm = 1000 * 60; | |
| 102 | ||
| 103 | long day = runMS / nd; | |
| 104 | long hour = runMS % nd / nh; | |
| 105 | long min = runMS % nd % nh / nm; | |
| 106 | ||
| 107 | return day + "天" + hour + "小时" + min + "分钟"; | |
| 108 | } | |
| 109 | } | |
