java删除一个目录及其下的所有文件

remover.java

/*
Method 1
*/
import org.apache.commons.io.FileUtils;
File f = new File("/dir");
FileUtils.cleanDirectory(f);

/*
Method 2
*/
import java.io.File
File dir=new File("/dr");
for (File file : dir.listFiles())
    if (!file.isDirectory())
		file.delete();
dir.delete();