Java：扫描包含图片的文件夹，将符合分辨率格式的复制出来

 1 import javax.imageio.ImageIO;
 2 import java.awt.image.BufferedImage;
 3 import java.io.*;
 4 import java.util.LinkedList;
 5 
 6 public class MovePhoto {
 7     public static void main(String[] args){
 8         System.out.println("aaa");
 9         showFiles();
10     }
11 
12     public static int  DealImage(File file){
13         int width = 0;
14         int height = 0;
15         BufferedImage bi = null;
16         try{
17             if(file.exists()){
18                 bi = ImageIO.read(file);
19                 if(bi!=null){
20                     width = bi.getWidth();
21                     height = bi.getHeight();
22                 }
23             }
24         }catch(Exception e){
25             e.printStackTrace();
26         }
27         if(Math.abs(width-height)<=15 && width<=90 && height<=90){
28             System.out.println("width=" + width + ", heithg=" + height);
29             return 1;
30         }else{
31             return 0;
32         }
33     }
34 
35     public static void showFiles(){
36         int fileNum = 0;
37         String newPath = "d:/photo";
38         File file = new File("d:/image");
39         if(file.exists()){
40             LinkedList<File> list = new LinkedList<File>();
41             File[] files = file.listFiles();
42             for(File f:files){
43                 File tmp = new File(f.getAbsolutePath());
44                 if(DealImage(tmp)==1){
45                     System.out.println("文件：" + tmp.getName());
46                     newPath = newPath + "/" + tmp.getName().toString();
47                     moveFiles(tmp,newPath);
48                     fileNum++;
49                     newPath = "d:/photo";
50                 }
51             }
52         }
53         System.out.println(fileNum);
54     }
55 
56     public static void moveFiles(File file, String newPath){
57         BufferedInputStream bif = null;
58         BufferedOutputStream bof = null;
59         if(file.exists()){
60             try{
61                 bif = new BufferedInputStream(new FileInputStream(file));
62                 bof = new BufferedOutputStream(new FileOutputStream(newPath));
63                 byte[] buffer = new byte[1444];
64                 int length;
65                 while((length=bif.read(buffer))>0){
66                     bof.write(buffer,0,length);
67                 }
68             } catch (IOException e){
69                 e.printStackTrace();
70             } finally {
71                 try {
72                     bif.close();
73                     bof.close();
74                 } catch (IOException e){
75                     e.printStackTrace();
76                 }
77             }
78         }
79     }
80 }