src/main/java/org/intellimate/izou/sdk/frameworks/music/user/PlayerRequest.java
public PlayerRequest trySetVolume(Volume volume) {
        if (capabilities.canChangeVolume()) {
            return new PlayerRequest(trackInfo, playlist, permanent, player, capabilities, context, identifiable, volume);
        }
        return this;
    }
public PlayerRequest trySetVolume(Volume volume) {
        if (capabilities.canChangeVolume()) {
            return new PlayerRequest(trackInfo, playlist, permanent, player, capabilities, context, identifiable, volume);
        }
        return this;
    }
tries to set the Volume of the PlayerRequest.
<p>
if the Player supports the Change of the Volume, it will create a new PlayerRequest and return it, if not it
returns this.
</p>
@param volume the Volume to set to
@return a new PlayerRequest or this.