public Builder mergeChannel(com.google.cloud.video.livestream.v1.Channel value) {
      if (channelBuilder_ == null) {
        if (((bitField0_ & 0x00000002) != 0)
            && channel_ != null
            && channel_ != com.google.cloud.video.livestream.v1.Channel.getDefaultInstance()) {
          getChannelBuilder().mergeFrom(value);
        } else {
          channel_ = value;
        }
      } else {
        channelBuilder_.mergeFrom(value);
      }
      if (channel_ != null) {
        bitField0_ |= 0x00000002;
        onChanged();
      }
      return this;
    }
<pre>
Required. The channel resource to be created.
</pre>

<code>
.google.cloud.video.livestream.v1.Channel channel = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/CreateChannelRequest.java