android 擷取uri的正確檔案路徑的辦法

標籤：

private String getRealPath( Uri fileUrl ) {        String fileName = null;        Uri filePathUri = fileUrl;        if( fileUrl != null ) {            if( fileUrl.getScheme( ).toString( ).compareTo( "content" ) == 0 ) // content://開頭的uri            {                Cursor cursor = this.getContentResolver( ).query( fileUrl, null, null, null, null );                if( cursor != null && cursor.moveToFirst( ) ) {                    int column_index = cursor.getColumnIndexOrThrow( MediaStore.Images.Media.DATA );                    fileName = cursor.getString( column_index ); // 取出檔案路徑                    if( !fileName.startsWith( "/mnt" ) ) {                        // 檢查是否有”/mnt“首碼                        fileName = "/mnt" + fileName;                    }                    cursor.close( );                }            } else if( fileUrl.getScheme( ).compareTo( "file" ) == 0 ) // file:///開頭的uri            {                fileName = filePathUri.toString( );                fileName = filePathUri.toString( ).replace( "file://", "" );                // 替換file://                if( !fileName.startsWith( "/mnt" ) ) {                    // 加上"/mnt"頭                    fileName += "/mnt";                }            }        }        return fileName;    }

 

android 擷取uri的正確檔案路徑的辦法