-
-
Save SamoraMachel/0e0253b8df873a775b62be3ba03bc82c to your computer and use it in GitHub Desktop.
Get a file from Uri.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package com.jitosoft.imageloadapp.util; | |
import android.content.ContentUris; | |
import android.content.Context; | |
import android.database.Cursor; | |
import android.graphics.Bitmap; | |
import android.net.Uri; | |
import android.os.Build; | |
import android.os.Environment; | |
import android.provider.DocumentsContract; | |
import android.provider.MediaStore; | |
import android.provider.OpenableColumns; | |
import java.io.BufferedInputStream; | |
import java.io.BufferedOutputStream; | |
import java.io.File; | |
import java.io.FileOutputStream; | |
import java.io.InputStream; | |
/** | |
* Created by jihoon on 2016. 4. 3.. | |
*/ | |
public class FileUtils { | |
/** | |
* Get a file from a Uri. | |
* Framework Documents, as well as the _data field for the MediaStore and | |
* other file-based ContentProviders. | |
* | |
* @param context The context. | |
* @param uri The Uri to query. | |
*/ | |
public static File getFileFromUri(final Context context, final Uri uri) throws Exception { | |
String path = null; | |
// DocumentProvider | |
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { | |
if (DocumentsContract.isDocumentUri(context, uri)) { // TODO: 2015. 11. 17. KITKAT | |
// ExternalStorageProvider | |
if (isExternalStorageDocument(uri)) { | |
final String docId = DocumentsContract.getDocumentId(uri); | |
final String[] split = docId.split(":"); | |
final String type = split[0]; | |
if ("primary".equalsIgnoreCase(type)) { | |
path = Environment.getExternalStorageDirectory() + "/" + split[1]; | |
} | |
// TODO handle non-primary volumes | |
} else if (isDownloadsDocument(uri)) { // DownloadsProvider | |
final String id = DocumentsContract.getDocumentId(uri); | |
final Uri contentUri = ContentUris.withAppendedId( | |
Uri.parse("content://downloads/public_downloads"), Long.valueOf(id)); | |
path = getDataColumn(context, contentUri, null, null); | |
} else if (isMediaDocument(uri)) { // MediaProvider | |
final String docId = DocumentsContract.getDocumentId(uri); | |
final String[] split = docId.split(":"); | |
final String type = split[0]; | |
Uri contentUri = null; | |
if ("image".equals(type)) { | |
contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; | |
} else if ("video".equals(type)) { | |
contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; | |
} else if ("audio".equals(type)) { | |
contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; | |
} | |
final String selection = "_id=?"; | |
final String[] selectionArgs = new String[]{ | |
split[1] | |
}; | |
path = getDataColumn(context, contentUri, selection, selectionArgs); | |
} else if (isGoogleDrive(uri)) { // Google Drive | |
String TAG = "isGoogleDrive"; | |
path = TAG; | |
final String docId = DocumentsContract.getDocumentId(uri); | |
final String[] split = docId.split(";"); | |
final String acc = split[0]; | |
final String doc = split[1]; | |
/* | |
* @details google drive document data. - acc , docId. | |
* */ | |
return saveFileIntoExternalStorageByUri(context, uri); | |
} // MediaStore (and general) | |
} else if ("content".equalsIgnoreCase(uri.getScheme())) { | |
path = getDataColumn(context, uri, null, null); | |
} | |
// File | |
else if ("file".equalsIgnoreCase(uri.getScheme())) { | |
path = uri.getPath(); | |
} | |
return new File(path); | |
} else { | |
Cursor cursor = context.getContentResolver().query(uri, null, null, null, null); | |
return new File(cursor.getString(cursor.getColumnIndex("_data"))); | |
} | |
} | |
/** | |
* @param uri The Uri to check. | |
* @return Whether the Uri authority is GoogleDrive. | |
*/ | |
public static boolean isGoogleDrive(Uri uri) { | |
return uri.getAuthority().equalsIgnoreCase("com.google.android.apps.docs.storage"); | |
} | |
/** | |
* Get the value of the data column for this Uri. This is useful for | |
* MediaStore Uris, and other file-based ContentProviders. | |
* | |
* @param context The context. | |
* @param uri The Uri to query. | |
* @param selection (Optional) Filter used in the query. | |
* @param selectionArgs (Optional) Selection arguments used in the query. | |
* @return The value of the _data column, which is typically a file path. | |
*/ | |
public static String getDataColumn(Context context, Uri uri, String selection, | |
String[] selectionArgs) { | |
Cursor cursor = null; | |
final String column = MediaStore.Images.Media.DATA; | |
final String[] projection = { | |
column | |
}; | |
try { | |
cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, | |
null); | |
if (cursor != null && cursor.moveToFirst()) { | |
final int column_index = cursor.getColumnIndexOrThrow(column); | |
return cursor.getString(column_index); | |
} | |
} finally { | |
if (cursor != null) | |
cursor.close(); | |
} | |
return null; | |
} | |
/** | |
* @param uri The Uri to check. | |
* @return Whether the Uri authority is ExternalStorageProvider. | |
*/ | |
public static boolean isExternalStorageDocument(Uri uri) { | |
return "com.android.externalstorage.documents".equals(uri.getAuthority()); | |
} | |
/** | |
* @param uri The Uri to check. | |
* @return Whether the Uri authority is DownloadsProvider. | |
*/ | |
public static boolean isDownloadsDocument(Uri uri) { | |
return "com.android.providers.downloads.documents".equals(uri.getAuthority()); | |
} | |
/** | |
* @param uri The Uri to check. | |
* @return Whether the Uri authority is MediaProvider. | |
*/ | |
public static boolean isMediaDocument(Uri uri) { | |
return "com.android.providers.media.documents".equals(uri.getAuthority()); | |
} | |
public static File makeEmptyFileIntoExternalStorageWithTitle(String title) { | |
String root = Environment.getExternalStorageDirectory().getAbsolutePath(); | |
return new File(root, title); | |
} | |
public static String getFileName(Context context, Uri uri) { | |
String result = null; | |
if (uri.getScheme().equals("content")) { | |
Cursor cursor = context.getContentResolver().query(uri, null, null, null, null); | |
try { | |
if (cursor != null && cursor.moveToFirst()) { | |
result = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME)); | |
} | |
} finally { | |
cursor.close(); | |
} | |
} | |
if (result == null) { | |
result = uri.getPath(); | |
int cut = result.lastIndexOf('/'); | |
if (cut != -1) { | |
result = result.substring(cut + 1); | |
} | |
} | |
return result; | |
} | |
public static void saveBitmapFileIntoExternalStorageWithTitle(Bitmap bitmap, String title) throws Exception { | |
FileOutputStream fileOutputStream = new FileOutputStream(makeEmptyFileIntoExternalStorageWithTitle(title + ".png")); | |
bitmap.compress(Bitmap.CompressFormat.PNG, 100, fileOutputStream); | |
fileOutputStream.close(); | |
} | |
public static File saveFileIntoExternalStorageByUri(Context context, Uri uri) throws Exception { | |
InputStream inputStream = context.getContentResolver().openInputStream(uri); | |
int originalSize = inputStream.available(); | |
BufferedInputStream bis = null; | |
BufferedOutputStream bos = null; | |
String fileName = getFileName(context, uri); | |
File file = makeEmptyFileIntoExternalStorageWithTitle(fileName); | |
bis = new BufferedInputStream(inputStream); | |
bos = new BufferedOutputStream(new FileOutputStream( | |
file, false)); | |
byte[] buf = new byte[originalSize]; | |
bis.read(buf); | |
do { | |
bos.write(buf); | |
} while (bis.read(buf) != -1); | |
bos.flush(); | |
bos.close(); | |
bis.close(); | |
return file; | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment