获取磁盘（本地磁盘和移动磁盘）信息的Java代码

**

*

*/

package com.duoguo.usb;

import java.io.File;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import javax.swing.filechooser.FileSystemView;

import org.apache.log4j.Logger;

import com.duoguo.Service.SocketServer;

import com.duoguo.Service.po.ReturnPo;

import com.duoguo.usb.po.UsbPo;

/**

* 磁盘检查

*1、检测磁盘是本地磁盘还是可移动磁盘；

*2、显示相应的磁盘名称，磁盘总空间以及可用的空间

*

* @author shyboy(897948924@qq.com)

*

*/

public class DiskTest {

private static Logger logger = Logger.getLogger(DiskTest.class);

private static final int methodId = 1;

private final static String localDiskName = "本地磁盘";

private final static String removableDiskName = "可移动磁盘";

private final static String enLocalDiskName = "Local Disk";

private final static String enRemovableDiskName = "Removable Disk";

/**

* 获取磁盘信息

*

* @return Map

*/

public static Map getDiskInfo() {

List list = new ArrayList();

ReturnPo returnPo = new ReturnPo();

Map map = new HashMap();

FileSystemView fileSystemView = FileSystemView.getFileSystemView();// 获取FileSystemView对象

double unit = 1024 * 1024 * 1024;

File[] roots = File.listRoots();

for (File file : roots) {

UsbPo usbPo = new UsbPo();

String pathName = file.getPath();// 获取磁盘的路径名称

usbPo.setName(pathName);

String diskName = fileSystemView.getSystemTypeDescription(file);// 获取磁盘的类型描述信息

if (diskName.startsWith(localDiskName)

|| diskName.startsWith(enLocalDiskName))// 当磁盘为本地磁盘时

{

usbPo.setFlag(0);

} else if (diskName.startsWith(removableDiskName)

|| diskName.startsWith(enRemovableDiskName))// 当磁盘为可移动磁盘时

{

usbPo.setFlag(1);

}

long usableSpace = file.getUsableSpace();// 获取磁盘的可用空间

usbPo.setUsableSize(usableSpace / unit);

long totalSpace = file.getTotalSpace();// 获取磁盘的总空间

usbPo.setTotalSize(totalSpace / unit);

System.out.println("磁盘名称为：" + diskName + pathName);

System.out.println("总空间为：" + usbPo.getTotalSize() + "GB");

System.out.println("可用空间为：" + usbPo.getUsableSize() + "GB");

list.add(usbPo);

}

returnPo.setMethodId(methodId);

returnPo.setExcept(null);

returnPo.setResultFlag(true);

returnPo.setResultInfo(list);

logger.info(returnPo.getResultInfo());

map.put(SocketServer.resultInfo, returnPo);

return map;

}

/**

* @param args

*/

public static void main(String[] args) {

DiskTest.getDiskInfo();

}

}

摘自 谌纪超的专栏