public ChannelsResponse addChannelsEntry(String key, ChannelResponse value) {
        if (null == this.channels) {
            this.channels = new java.util.HashMap<String, ChannelResponse>();
        }
        if (this.channels.containsKey(key))
            throw new IllegalArgumentException("Duplicated keys (" + key.toString() + ") are provided.");
        this.channels.put(key, value);
        return this;
    }
Add a single Channels entry

@see ChannelsResponse#withChannels
@returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/ChannelsResponse.java