Android File access path

A. Files
1. Context.getfilesdir (), which returns the file object of/data/data/youpackagename/files.
2. Context.openfileinput () and Context.openfileoutput (), can only read and write files under file, and return the FileInputStream and FileOutputStream objects.
3. Context.filelist (), returns all file names under files, and returns the String[] object.
4. Context.deletefile (String), delete the file with the name specified under files.

Second, cache
1. Context.getcachedir (), which returns the file object of/data/data/youpackagename/cache.

Third, custom Dir

Getdir (String name, int mode), returns the folder file object of/data/data/youpackagename/Under the specified name, and creates a new folder with the specified name if the folder does not exist.

Four, SD card path

Boolean sdcardexist = Environment.getexternalstoragestate (). Equals (Android.os.Environment.MEDIA_MOUNTED); Determine if the SD card exists
if (sdcardexist)
{
Sddir = Environment.getexternalstoragedirectory ();//Get with Directory
}

Android File access path