java判断文件是否存在，java判断文件存在,package cn.o

java判断文件是否存在，java判断文件存在,package cn.o

package cn.outofmemory.snippets.core;import java.io.File;public class CheckIfFileExists {    public static void main(String[] args) {        File file = new File("C://file.txt");        // Tests whether the file denoted by this abstract pathname exists.        boolean exists = file.exists();        System.out.println("File " + file.getPath() + " exists: " + exists);    }}