What is the difference between asset and raw in Android? androidassetraw

What is the difference between asset and raw in Android? androidassetraw

* Similarities between res/raw and assets:

1. Files in the two directories will be stored in the apk package intact after packaging, and will not be compiled into binary.

* Differences between res/raw and assets:
1. files in res/raw will be mapped to R. in the java file, the resource ID is R. id. filename; files in the assets folder will not be mapped to R. in java, the AssetManager class is required for access.
2. res/raw cannot have a directory structure, while assets can have a directory structure, that is, folders can be created under the assets Directory.

* Read File resources:

1. Read the file resources under res/raw and get the input stream for write operations in the following ways

· InputStream is = getResources (). openRawResource (R. id. filename );

2. Read the file resources under assets and get the input stream for write operations in the following ways

· AssetManager am =Null;

· Am = getAssets ();

· InputStream is = am. open ("filename ");

 

 

Note 1: Google's Android system has a bug in processing Assert. In AssertManager, a single file exceeding 1 MB cannot be processed. Otherwise, an exception is reported, there is no such limit for raw to store a 4 MB Mp3 file.

 

Note 2: The assets folder stores native files that are not compiled and processed, that is, the files in this folder are not like xml, java files are pre-compiled, and some images, html, js, and, css files.