@Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;

        if (obj instanceof ChannelMessageCallback == false)
            return false;
        ChannelMessageCallback other = (ChannelMessageCallback) obj;
        if (other.getMessageId() == null ^ this.getMessageId() == null)
            return false;
        if (other.getMessageId() != null && other.getMessageId().equals(this.getMessageId()) == false)
            return false;
        if (other.getContent() == null ^ this.getContent() == null)
            return false;
        if (other.getContent() != null && other.getContent().equals(this.getContent()) == false)
            return false;
        if (other.getMetadata() == null ^ this.getMetadata() == null)
            return false;
        if (other.getMetadata() != null && other.getMetadata().equals(this.getMetadata()) == false)
            return false;
        if (other.getPushNotification() == null ^ this.getPushNotification() == null)
            return false;
        if (other.getPushNotification() != null && other.getPushNotification().equals(this.getPushNotification()) == false)
            return false;
        if (other.getMessageAttributes() == null ^ this.getMessageAttributes() == null)
            return false;
        if (other.getMessageAttributes() != null && other.getMessageAttributes().equals(this.getMessageAttributes()) == false)
            return false;
        if (other.getSubChannelId() == null ^ this.getSubChannelId() == null)
            return false;
        if (other.getSubChannelId() != null && other.getSubChannelId().equals(this.getSubChannelId()) == false)
            return false;
        if (other.getContentType() == null ^ this.getContentType() == null)
            return false;
        if (other.getContentType() != null && other.getContentType().equals(this.getContentType()) == false)
            return false;
        return true;
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-chimesdkmessaging/src/main/java/com/amazonaws/services/chimesdkmessaging/model/ChannelMessageCallback.java