Add listMappings command

[terahlunah]

Add the listMappings command which list all the mappings under a given path

Example with the MusicLibrary form the Getting Started wiki :

$ remote-process localhost 5000 listMappings /MusicLibrary/my_library/artists/IronMaiden

/MusicLibrary/my_library/artists/IronMaiden [Directory:/home/fponcabx/pfw/install-examples/libraries, File:ironMaiden, File:ironMaiden]

• General Comment
• <img border=0 src='https://avatars.githubusercontent.com/u/6430928?v=3' height=16 width=16'> Please add the example's output in your commit message too.
• <img border=0 src='https://avatars.githubusercontent.com/u/8655789?v=3' height=16 width=16'> ## Current coverage is 80.13%

  Merging #366 into master will increase coverage by -0.19%

@@ master #366 diff @@
========================================
Files 211 211
Lines 7169 7188 +19
Methods 0 0
Branches 0 0
========================================
Hits 5760 5760
- Misses 1409 1428 +19
Partials 0 0

Powered by Codecov. Last updated by 1d51444...757ae75

• File: parameter/ParameterMgr.cpp:L1822-1859
• <img border=0 src='https://avatars.githubusercontent.com/u/124108?v=3' height=16 width=16'> Can you check if you can dump only the terminal element. Today you are listing the full list of element. So to many element without control are listed. See under:
  /Audio/REALTEK/SOUND_CARD/OUTPUT/HEADPHONE/ANALOG/VOLUME => Card:bytcrrt5640, Debug:, Amend1:HP, Volume:'%1 Playback Volume', Volume:HP Playback Volume
  /Audio/REALTEK/SOUND_CARD/OUTPUT/HEADPHONE/ANALOG/VOLUME/0 => Card:bytcrrt5640, Debug:, Amend1:HP, Volume:'%1 Playback Volume', Volume:'%1 Playback Volume'
  /Audio/REALTEK/SOUND_CARD/OUTPUT/EARPIECE/ANALOG => Card:bytcrrt5640, Debug:
  /Audio/REALTEK/SOUND_CARD/OUTPUT/EARPIECE/ANALOG/SWITCH => Card:bytcrrt5640, Debug:, Control:'Mono Playback Switch', Control:Mono Playback Switch
• <img border=0 src='https://avatars.githubusercontent.com/u/6430928?v=3' height=16 width=16'> What you seem to want isn't the terminal element (i.e. leaves, i.e. parameters) but the SubsystemObjects (the elements with an instantiation mapping).

[dawagner]

Please add the example's output in your commit message too.

[codecov-io]

Current coverage is 80.13%

Merging #366 into master will increase coverage by -0.19%

@@ master #366 diff @@
========================================
Files 211 211 Lines 7169 7188 +19 Methods 0 0 Branches 0 0 ========================================
Hits 5760 5760 - Misses 1409 1428 +19 
Partials 0 0 

Powered by Codecov. Last updated by 1d51444...757ae75

[sguiriec]

Can you check if you can dump only the terminal element. Today you are listing the full list of element. So to many element without control are listed. See under:

/Audio/REALTEK/SOUND_CARD/OUTPUT/HEADPHONE/ANALOG/VOLUME => Card:bytcrrt5640, Debug:, Amend1:HP, Volume:'%1 Playback Volume', Volume:HP Playback Volume
/Audio/REALTEK/SOUND_CARD/OUTPUT/HEADPHONE/ANALOG/VOLUME/0 => Card:bytcrrt5640, Debug:, Amend1:HP, Volume:'%1 Playback Volume', Volume:'%1 Playback Volume'

/Audio/REALTEK/SOUND_CARD/OUTPUT/EARPIECE/ANALOG => Card:bytcrrt5640, Debug:
/Audio/REALTEK/SOUND_CARD/OUTPUT/EARPIECE/ANALOG/SWITCH => Card:bytcrrt5640, Debug:, Control:'Mono Playback Switch', Control:Mono Playback Switch

[dawagner]

What you seem to want isn't the terminal element (i.e. leaves, i.e. parameters) but the SubsystemObjects (the elements with an instantiation mapping).