用java删除文件夹里的所有文件
2015-01-18 11:38
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用java删除文件夹里的所有文件
import java.io.File;![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/None.gif)
public class Test
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
public static void main(String args[]){
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
Test t = new Test();
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
delFolder("c:/bb");
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
System.out.println("deleted
![](http://www.blogjava.net/Images/dot.gif)
");
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
//删除文件夹
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
//param folderPath 文件夹完整绝对路径
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
public static void delFolder(String folderPath) {
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
try {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
delAllFile(folderPath); //删除完里面所有内容
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
String filePath = folderPath;
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
filePath = filePath.toString();
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
java.io.File myFilePath = new java.io.File(filePath);
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
myFilePath.delete(); //删除空文件夹
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
} catch (Exception e) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
e.printStackTrace();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
//删除指定文件夹下所有文件
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
//param path 文件夹完整绝对路径
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
public static boolean delAllFile(String path) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
boolean flag = false;
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
File file = new File(path);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
if (!file.exists()) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return flag;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
if (!file.isDirectory()) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return flag;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
String[] tempList = file.list();
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
File temp = null;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
for (int i = 0; i < tempList.length; i++) {
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
if (path.endsWith(File.separator)) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
temp = new File(path + tempList[i]);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
} else {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
temp = new File(path + File.separator + tempList[i]);
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
if (temp.isFile()) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
temp.delete();
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
if (temp.isDirectory()) {
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
delAllFile(path + "/" + tempList[i]);//先删除文件夹里面的文件
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
delFolder(path + "/" + tempList[i]);//再删除空文件夹
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
flag = true;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif)
return flag;
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
//转自http://www.blogjava.net/mrcmd/archive/2007/10/12/139003.html
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