package chapter07.task03;
import java.io.File;
import java.util.ArrayList;
import java.util.Scanner;
public class DocumentManager {
public static void main(String[] args) throws Exception {
Scanner sc = new Scanner(System.in);
System.out.println("---1:指定关键字检索文件 2:指定后缀名检索文件 3:复制文件/目录 4:退出---");
while (true) {
System.out.print("请输入指令：");
int command = sc.nextInt();
switch (command) {
case 1:
searchByKeyWorld();
break;
case 2:
searchBySuffix();
break;
case 3:
copyDirectory();
break;
case 4:
exit();
break;
default:
System.out.println("您输入的指令错误！");
break;
}
}
}
/**
* 1. 指定关键字搜索文件
*/
private static void searchByKeyWorld() {
Scanner sc = new Scanner(System.in);
System.out.print("请输入要检索的目录位置：");
String path = sc.next();
File file = new File(path);
if (!file.exists() || !file.isDirectory()) {
System.out.println(path + " 不是有效目录");
return;
}
System.out.print("请输入搜索关键字：");
String key = sc.next();
ArrayList<String> arrayList = FileUtils.listFiles(file, key);
for (Object obj : arrayList) {
System.out.println(obj);
}
if (arrayList.size() == 0) {
System.out.println("没有该关键字的文件！");
}
}
/**
* 2.指定后缀名检索文件
*/
private static void searchBySuffix() {
Scanner sc = new Scanner(System.in);
System.out.print("请输入要检索的目录：");
String path = sc.next();
File file = new File(path);
if (!file.exists() || !file.isDirectory()) {
System.out.println(path + " 不是有效目录");
return;
}
System.out.print("请输入搜索后缀(多个以“,”分割)：");
String suffix = sc.next();
String[] suffixArray = suffix.split(",");
ArrayList<String> list = FileUtils.listFiles(file, suffixArray);
for (Object obj : list) {
System.out.println(obj);
}
if (list.size() == 0) {
System.out.println("没有该后缀名的文件！");
}
}
/**
* 3. 复制文件/目录
*/
private static void copyDirectory() throws Exception {
Scanner sc = new Scanner(System.in);
System.out.print("请输入源目录：");
String srcDirectory = sc.next();
File srcFile = new File(srcDirectory);
if (!srcFile.exists() || !srcFile.isDirectory()) {
System.out.println("无效目录！");
return;
}
System.out.print("请输入目标位置：");
String destDirectory = sc.next();
File destFile = new File(destDirectory);
if (!destFile.exists() || !destFile.isDirectory()) {
System.out.println("无效目录！");
return;
}
FileUtils.copySrcPathToDestPath(srcFile, destFile);
System.out.println(srcDirectory + "中的文件已经复制到" + destDirectory + "中！");
}
/**
* 4. 退出
*/
private static void exit() {
System.out.println("您已退出系统！");
System.exit(0);
}
}
