Switched from Date to Instant

Was causing issues with json parsing in desktop client

src/main/java/org/ros/chatto/controller/AdminRESTController.java

@@ -52,7 +52,7 @@ public class AdminRESTController {
 	public List<ChatMessageDTO> sendNewMessages(@PathVariable String userName,
 			@PathVariable Instant lastMessageTime, Principal principal) {
 		List<ChatMessageDTO> chatMessageDTOs = chatService.getNewMessages(
-				principal.getName(), userName, Date.from(lastMessageTime));
+				principal.getName(), userName, lastMessageTime);
 		return chatMessageDTOs;
 	}
 

src/main/java/org/ros/chatto/controller/ChatMessageController.java

@@ -2,7 +2,6 @@ package org.ros.chatto.controller;
 
 import java.security.Principal;
 import java.time.Instant;
-import java.util.Date;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -91,7 +90,7 @@ public class ChatMessageController {
 			@PathVariable final Instant lastMessageTime,
 			final Principal principal) {
 		final List<ChatMessageDTO> chatMessageDTOs = chatService.getNewMessages(
-				principal.getName(), userName, Date.from(lastMessageTime));
+				principal.getName(), userName, lastMessageTime);
 		return chatMessageDTOs;
 	}
 

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

@@ -1,10 +1,10 @@
 package org.ros.chatto.dto;
 
-import java.util.Date;
 
 import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.Pattern;
 import javax.validation.constraints.Size;
+import java.time.Instant;
 
 import lombok.Data;
 
@@ -18,5 +18,5 @@ public class ChatMessageDTO {
 	@Size(max=15)
 	private String fromUser;
 	private MessageCipherDTO messageCipher;
-	private Date messageTime;
+	private Instant messageTime;
 }

src/main/java/org/ros/chatto/model/ChatMessage.java

@@ -12,8 +12,7 @@ import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
 import javax.persistence.OneToOne;
 import javax.persistence.Table;
-import javax.persistence.Temporal;
-import javax.persistence.TemporalType;
+import java.time.Instant;
 
 import lombok.Data;
 
@@ -38,6 +37,5 @@ public class ChatMessage {
 	@JoinColumn(name = "message")
 	private MessageCipher messageCipher;
 	
-	@Temporal(TemporalType.TIMESTAMP)
-	private Date messageTime; 
+	private Instant messageTime; 
 }

src/main/java/org/ros/chatto/repository/ChatMessageRepository.java

@@ -1,6 +1,5 @@
 package org.ros.chatto.repository;
 
-import java.util.Date;
 import java.util.List;
 
 import org.ros.chatto.model.ChatMessage;
@@ -8,6 +7,7 @@ import org.springframework.data.domain.PageRequest;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
+import java.time.Instant;
 
 @Repository
 public interface ChatMessageRepository extends JpaRepository<ChatMessage, Long> {
@@ -19,7 +19,7 @@ public interface ChatMessageRepository extends JpaRepository<ChatMessage, Long>
 	@Query("select m from ChatMessage  m join fetch m.messageCipher mc join fetch m.toUser tu join fetch m.fromUser fu "
 			+ "where (tu.userName = ?1 or tu.userName = ?2) and "
 			+ "(fu.userName = ?1 or fu.userName = ?2) and (m.messageTime > ?3) order by m.messageTime asc")
-	public List<ChatMessage> getNewMessages(String fromUser, String toUser, Date lastMessageTime);
+	public List<ChatMessage> getNewMessages(String fromUser, String toUser, Instant lastMessageTime);
 
 	@Query("select m from ChatMessage  m join fetch m.messageCipher mc join fetch m.toUser tu join fetch m.fromUser fu "
 			+ "where (tu.userName = ?1 or tu.userName = ?2) and "

src/main/java/org/ros/chatto/service/ChatService.java

@@ -1,11 +1,11 @@
 package org.ros.chatto.service;
 
-import java.util.Date;
 import java.util.List;
 
 import org.ros.chatto.dto.ChatMessageDTO;
 import org.ros.chatto.dto.MessageCipherDTO;
 import org.ros.chatto.dto.ReencryptionDTO;
+import java.time.Instant;
 
 public interface ChatService {
 	public ChatMessageDTO createMessage(String fromUser, String toUser,
@@ -17,7 +17,7 @@ public interface ChatService {
 			int page, int size);
 
 	public List<ChatMessageDTO> getNewMessages(String fromUser, String toUser,
-			Date lastMessageTime);
+			Instant lastMessageTime);
 
 	public void reencryptMessages(List<ReencryptionDTO> reencryptionDTOs);
 

src/main/java/org/ros/chatto/service/ChatServiceImpl.java

@@ -1,6 +1,6 @@
 package org.ros.chatto.service;
 
-import java.util.Date;
+import java.time.Instant;
 import java.util.List;
 import java.util.Optional;
 import java.util.stream.Collectors;
@@ -87,7 +87,7 @@ public class ChatServiceImpl implements ChatService {
 	@Override
 	@Transactional(readOnly = true)
 	public List<ChatMessageDTO> getNewMessages(final String fromUser,
-			final String toUser, final Date lastMessageTime) {
+			final String toUser, final Instant lastMessageTime) {
 		final List<ChatMessage> chatMessages = chatMessageRepository
 				.getNewMessages(fromUser, toUser, lastMessageTime);
 		return myConversionService.convertToChatMessageDTOs(chatMessages);