Chatto/src/main/java/org/ros/chatto/dto/ChatMessageDTO.java

package org.ros.chatto.dto;

import javax.validation.constraints.NotBlank;
import javax.validation.constraints.Pattern;
import javax.validation.constraints.Size;
import java.time.Instant;

import lombok.Data;

@Data
public class ChatMessageDTO {
	@NotBlank(message = "Username should not be blank")
	@Pattern(regexp = "^[A-Za-z0-9]+$", message = "Username must be alphanumeric")
	@Size(max = 15)
	private String toUser;
	@Pattern(regexp = "^[A-Za-z0-9]+$", message = "Username must be alphanumeric")
	@Size(max = 15)
	private String fromUser;
	private MessageCipherDTO messageCipher;
	private Instant messageTime;
}