uri to filepath 2c get file path from uri

1public static String getPathFromUri(final Context context, final Uri uri) {
2
3        final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
4
5        // DocumentProvider
6        if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
7            // ExternalStorageProvider
8            if (isExternalStorageDocument(uri)) {
9                final String docId = DocumentsContract.getDocumentId(uri);
10                final String[] split = docId.split(":");
11                final String type = split[0];
12
13                if ("primary".equalsIgnoreCase(type)) {
14                    return Environment.getExternalStorageDirectory() + "/" + split[1];
15                }
16
17                // TODO handle non-primary volumes
18            }
19            // DownloadsProvider
20            else if (isDownloadsDocument(uri)) {
21
22                final String id = DocumentsContract.getDocumentId(uri);
23                final Uri contentUri = ContentUris.withAppendedId(
24                        Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
25
26                return getDataColumn(context, contentUri, null, null);
27            }
28            // MediaProvider
29            else if (isMediaDocument(uri)) {
30                final String docId = DocumentsContract.getDocumentId(uri);
31                final String[] split = docId.split(":");
32                final String type = split[0];
33
34                Uri contentUri = null;
35                if ("image".equals(type)) {
36                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
37                } else if ("video".equals(type)) {
38                    contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
39                } else if ("audio".equals(type)) {
40                    contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
41                }
42
43                final String selection = "_id=?";
44                final String[] selectionArgs = new String[] {
45                        split[1]
46                };
47
48                return getDataColumn(context, contentUri, selection, selectionArgs);
49            }
50        }
51        // MediaStore (and general)
52        else if ("content".equalsIgnoreCase(uri.getScheme())) {
53
54            // Return the remote address
55            if (isGooglePhotosUri(uri))
56                return uri.getLastPathSegment();
57
58            return getDataColumn(context, uri, null, null);
59        }
60        // File
61        else if ("file".equalsIgnoreCase(uri.getScheme())) {
62            return uri.getPath();
63        }
64
65        return null;
66    }
67
68    public static String getDataColumn(Context context, Uri uri, String selection,
69                                       String[] selectionArgs) {
70
71        Cursor cursor = null;
72        final String column = "_data";
73        final String[] projection = {
74                column
75        };
76
77        try {
78            cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,
79                    null);
80            if (cursor != null && cursor.moveToFirst()) {
81                final int index = cursor.getColumnIndexOrThrow(column);
82                return cursor.getString(index);
83            }
84        } finally {
85            if (cursor != null)
86                cursor.close();
87        }
88        return null;
89    }
90
91
92    /**
93     * @param uri The Uri to check.
94     * @return Whether the Uri authority is ExternalStorageProvider.
95     */
96    public static boolean isExternalStorageDocument(Uri uri) {
97        return "com.android.externalstorage.documents".equals(uri.getAuthority());
98    }
99
100    /**
101     * @param uri The Uri to check.
102     * @return Whether the Uri authority is DownloadsProvider.
103     */
104    public static boolean isDownloadsDocument(Uri uri) {
105        return "com.android.providers.downloads.documents".equals(uri.getAuthority());
106    }
107
108    /**
109     * @param uri The Uri to check.
110     * @return Whether the Uri authority is MediaProvider.
111     */
112    public static boolean isMediaDocument(Uri uri) {
113        return "com.android.providers.media.documents".equals(uri.getAuthority());
114    }
115
116    /**
117     * @param uri The Uri to check.
118     * @return Whether the Uri authority is Google Photos.
119     */
120    public static boolean isGooglePhotosUri(Uri uri) {
121        return "com.google.android.apps.photos.content".equals(uri.getAuthority());
122}
123