Java查看项目的信息

雨点打透心脏的1/2处 2021-09-21 16:01 269阅读 0赞

> **博客来源：**
> 
> 有时候不理解自己电脑运行时环境，那么可以以使用如下方法获取到电脑中的配置信息

##  话不多说，上代码 ##

String[] srr = {"os.name","os.arch","os.version","file.separator","path.separator","line.separator",
                    "java.home","java.class.version","java.class.path","java.library.path","java.compiler"
                    ,"java.io.tmpdir","java.ext.dirs","user.name","user.home","user.dir"
                    , "java.version", "java.vendor", "java.vendor.url", "java.vm.specification.version", "java.vm.specification.vendor", "java.vm.specification.name","file.encoding"
                    , "java.vm.version", "java.vm.vendor", "java.vm.name", "java.specification.version", "java.specification.vendor", "java.specification.name"
            };
            System.out.println(srr.length);
            for (int i = 0; i < srr.length; i++) {
                String s = (i+1)+"\t"+srr[i]+":\t"+ System.getProperty(srr[i]);
                System.out.println(s);
            }

> 29  
> 1    os.name:    Windows 10  
> 2    os.arch:    amd64  
> 3    os.version:    10.0  
> 4    file.separator:    \\  
> 5    path.separator:    ;  
> 6    line.separator:    
> 
> 7    java.home:    C:\\Program Files\\Java\\jdk1.8.0\_191\\jre  
> 8    java.class.version:    52.0  
> 9    java.class.path:    xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx  
> 10    java.library.path:    xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx  
> 11    java.compiler:    null  
> 12    java.io.tmpdir:    C:\\Users\\21052\\AppData\\Local\\Temp\\  
> 13    java.ext.dirs:    C:\\Program Files\\Java\\jdk1.8.0\_191\\jre\\lib\\ext;C:\\WINDOWS\\Sun\\Java\\lib\\ext  
> 14    user.name:    xxxxxxxxxxxxxxxxxxxxxxxxxx  
> 15    user.home:    C:\\Users\\21052  
> 16    user.dir:    D:\\MySoftware\\Spring\\component  
> 17    java.version:    1.8.0\_191  
> 18    java.vendor:    Oracle Corporation  
> 19    java.vendor.url:    http://java.oracle.com/  
> 20    java.vm.specification.version:    1.8  
> 21    java.vm.specification.vendor:    Oracle Corporation  
> 22    java.vm.specification.name:    Java Virtual Machine Specification  
> 23    file.encoding:    UTF-8  
> 24    java.vm.version:    25.191-b12  
> 25    java.vm.vendor:    Oracle Corporation  
> 26    java.vm.name:    Java HotSpot(TM) 64-Bit Server VM  
> 27    java.specification.version:    1.8  
> 28    java.specification.vendor:    Oracle Corporation  
> 29    java.specification.name:    Java Platform API Specification  
>