8.1fileinfo.java

JAVA程序设计的源代码

import java.io.*;
public class FileInfo{
public static void main (String args[]){
File f=new File("FileInfo.class");
if(f.exists()){
System.out.println("绝对路程:"+f.getAbsolutePath());
System.out.println("相对路程:"+f.getPath());
System.out.println("文件名:"+f.getName());
System.out.println("文件所在目录:"+f.getParent());
System.out.println("多文件分隔符:"+File.pathSeparator);
System.out.println("目录分隔符:"+File.separator);
String canRead=f.canRead()?"是":"否";
String canWrite=f.canWrite()?"是":"否";
String isFile=f.isFile()?"是":"否";
String isDir=f.isDirectory()?"是":"否";
String isDel=f.delete()?"是":"否";
System.out.println("是否可读:"+canRead);
System.out.println("是否可写:"+canWrite);
System.out.println("是否文件:"+isFile);
System.out.println("是否目录:"+isDir);
System.out.println("文件删除成功:"+isDel);
}
else
System.out.println("文件未找到");
}
}