With the title, how android implementation delete photos of 3 days ago?

CodePudding user response:

When save photos, can be in number of mm path joining together a storage date, and then delete the milliseconds and judgment when the current milliseconds isn't more than three days, if more than three days, deleted photos

CodePudding user response:

 Cursor photoCursor=mContext. GetContentResolver () query (
MediaStore. Images. Media EXTERNAL_CONTENT_URI, 
Null, null, null, null); 
Try {
While (photoCursor. MoveToNext ()) {
Photo Photo=new Photo (); 
//photo path 
String photoPath=photoCursor. Get String (photoCursor getColumnIndex (MediaStore. Images. Media. DATA)); 
//photo date 
Long photoDate=photoCursor. GetLong (photoCursor getColumnIndexOrThrow (MediaStore. Images. Media. DATE_TAKEN)); 
//photo title 
String photoTitle=photoCursor. Get String (photoCursor getColumnIndex (MediaStore. Images. Media. DISPLAY_NAME)); 
BitmapFactory. Options Options=new BitmapFactory. Options (); 
Options. InJustDecodeBounds=true; 
BitmapFactory. DecodeFile (photoPath, options); 
//photo type 
A String of photoType=options. OutMimeType; 

//photo length 
String photoLength=String. The valueOf (options. OutHeight); 

//photo width 
String photoWidth=String. The valueOf (options. OutWidth); 

The File f=new File (photoPath); 
FileInputStream fis=new FileInputStream (f); 

//photo size 
The float size=fis. Available ()/1000; 
String photoSize=size + "KB"; 
PhotoCursor. Close (); 

} the catch (Exception e) {
} the finally {
If (photoCursor!=null) photoCursor. Close (); 
}