File Type Association doesn't work on Android ?

<filename>programName</filename><fileTypes><fileType>  <contentType>text/plain</contentType>  <description>File Text</description>  <extension>txt</extension>  <icon>  <image128x128>icons/txt_icon_128.png</image128x128>  <image48x48>icons/txt_icon_48.png</image48x48>  <image32x32>icons/txt_icon_32.png</image32x32>  <image16x16>icons/nle_icon_16.png</image16x16>  </icon>  <name>programName.txt</name></fileType></fileTypes>

File Type Association doesn't work on Android, when I want toopen a text file, myapplicationdoes not appear inthe list.

Thanks.