public void setPlatform(String platform) {
        this.platform = platform;
    }
<p>
The type of messaging or notification platform for the channel. For the voice channel, this value is VOICE.
</p>

@param platform
       The type of messaging or notification platform for the channel. For the voice channel, this value is
       VOICE.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/VoiceChannelResponse.java