MailJson 타입으로 추가생성

src/main/java/com/caliverse/admin/domain/service/UsersService.java

@@ -10,9 +10,11 @@ import com.caliverse.admin.domain.entity.FriendRequest;
 import com.caliverse.admin.domain.entity.HISTORYTYPE;
 import com.caliverse.admin.domain.request.MailRequest;
 import com.caliverse.admin.dynamodb.domain.atrrib.MailAttrib;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailJsonAttrib;
 import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
 import com.caliverse.admin.dynamodb.dto.PageResult;
 import com.caliverse.admin.dynamodb.service.DynamodbService;
+import com.caliverse.admin.global.common.utils.DynamodbUtil;
 import com.caliverse.admin.redis.service.RedisUserInfoService;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
@@ -296,9 +298,34 @@ public class UsersService {
 
         mailPageResult.getItems().forEach(doc -> {
             try {
-                MailAttrib attrib = objectMapper.readValue(doc.getAttribValue(), MailAttrib.class);
+//                MailAttrib attrib = objectMapper.readValue(doc.getAttribValue(), MailAttrib.class);
-
+                MailAttrib attrib = doc.getAttribValue();
                 List<UsersResponse.MailItem> itemList = new ArrayList<>();
+                if(attrib == null){
+                    MailJsonAttrib mailJsonAttrib = dynamodbService.getMailJsonAttrib(doc.getPK(),doc.getSK());
+                    mailJsonAttrib.getItemList().forEach(item -> {
+                        UsersResponse.MailItem mailItem = new UsersResponse.MailItem();
+                        mailItem.setItemId(CommonUtils.objectToString(item.getItemId()));
+                        mailItem.setCount(item.getCount());
+                        String item_nm = metaDataHandler.getMetaItemNameData(item.getItemId());
+                        mailItem.setItemName(metaDataHandler.getTextStringData(item_nm));
+                        itemList.add(mailItem);
+                    });
+
+                    UsersResponse.Mail mail = UsersResponse.Mail.builder()
+                            .mailGuid(mailJsonAttrib.getMailGuid())
+                            .title(mailJsonAttrib.getTitle())
+                            .content(mailJsonAttrib.getText())
+                            .senderNickname(mailJsonAttrib.getSenderNickName())
+                            .receiveNickname(mailJsonAttrib.getReceiverNickName())
+                            .status(mailJsonAttrib.isRead())
+                            .isSystemMail(mailJsonAttrib.isSystemMail())
+                            .isGetItem(mailJsonAttrib.isGetItem())
+                            .createDt(mailJsonAttrib.getCreateTime())
+                            .mailItemList(itemList)
+                            .build();
+                    mailList.add(mail);
+                }else{
                     attrib.getItemList().forEach(item -> {
                         UsersResponse.MailItem mailItem = new UsersResponse.MailItem();
                         mailItem.setItemId(CommonUtils.objectToString(item.getItemId()));
@@ -314,13 +341,14 @@ public class UsersService {
                             .content(attrib.getText())
                             .senderNickname(attrib.getSenderNickName())
                             .receiveNickname(attrib.getReceiverNickName())
-                        .status(attrib.isRead())
+                            .status(Boolean.parseBoolean(attrib.getIsRead()))
-                        .isSystemMail(attrib.isSystemMail())
+                            .isSystemMail(Boolean.parseBoolean(attrib.getIsSystemMail()))
-                        .isGetItem(attrib.isGetItem())
+                            .isGetItem(Boolean.parseBoolean(attrib.getIsGetItem()))
                             .createDt(attrib.getCreateTime())
                             .mailItemList(itemList)
                             .build();
                     mailList.add(mail);
+                }
             } catch (Exception e) {
                 log.error(e.getMessage());
                 return;

src/main/java/com/caliverse/admin/dynamodb/domain/atrrib/DynamoDBAttribBase.java

@@ -1,5 +1,6 @@
 package com.caliverse.admin.dynamodb.domain.atrrib;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.databind.PropertyNamingStrategies;
@@ -17,4 +18,7 @@ public abstract class DynamoDBAttribBase {
     //객체일때는 사용안하고 Json으로 Attrib이 생성될때만 사용(상속 안받는걸로)
     @JsonProperty("attrib_type")
     private String attribType;
+
+    @JsonIgnore
+    private transient boolean isSaveToJson = true;
 }

src/main/java/com/caliverse/admin/dynamodb/domain/atrrib/MailAttrib.java

@@ -5,27 +5,26 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.databind.PropertyNamingStrategies;
 import com.fasterxml.jackson.databind.annotation.JsonNaming;
 import lombok.*;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbAttribute;
 import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
 
 import java.util.List;
 
-@Getter
 @Setter
 @ToString(callSuper = true)
-@EqualsAndHashCode(callSuper = true)
 @NoArgsConstructor
 @DynamoDbBean
 @JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
-public class MailAttrib extends DynamoDBAttribBase{
+public class MailAttrib{
     @JsonProperty("mail_guid")
     private String mailGuid;
 
     @JsonProperty("is_read")
-    private boolean isRead;
+    private String isRead;
     @JsonProperty("is_get_item")
-    private boolean isGetItem;
+    private String isGetItem;
     @JsonProperty("is_system_mail")
-    private boolean isSystemMail;
+    private String isSystemMail;
 
     @JsonProperty("sender_nickname")
     private String senderNickName;
@@ -44,11 +43,80 @@ public class MailAttrib extends DynamoDBAttribBase{
     @JsonProperty("expire_time")
     private String expireTime;
     @JsonProperty("is_text_by_meta_data")
-    private boolean isTextByMetaData;
+    private String isTextByMetaData;
     @JsonProperty("item_list")
-    private List<MailItem> itemList;
+    private List<MailItemAttrib> itemList;
     @JsonProperty("package_order_id")
     private String packageOrderId;
     @JsonProperty("contents_arguments")
     private List<String> contentsArguments;
+
+    @DynamoDbAttribute("mail_guid")
+    public String getMailGuid() {
+        return mailGuid;
+    }
+
+    @DynamoDbAttribute("is_read")
+    public String getIsRead() {
+        return isRead;
+    }
+
+    @DynamoDbAttribute("is_get_item")
+    public String getIsGetItem() {
+        return isGetItem;
+    }
+
+    @DynamoDbAttribute("is_system_mail")
+    public String getIsSystemMail() {
+        return isSystemMail;
+    }
+
+    @DynamoDbAttribute("sender_nickname")
+    public String getSenderNickName() {
+        return senderNickName;
+    }
+    @DynamoDbAttribute("sender_guid")
+    public String getSenderGuid() {
+        return senderGuid;
+    }
+    @DynamoDbAttribute("receiver_nickname")
+    public String getReceiverNickName() {
+        return receiverNickName;
+    }
+    @DynamoDbAttribute("receiver_guid")
+    public String getReceiverGuid() {
+        return receiverGuid;
+    }
+    @DynamoDbAttribute("title")
+    public String getTitle() {
+        return title;
+    }
+    @DynamoDbAttribute("text")
+    public String getText() {
+        return text;
+    }
+    @DynamoDbAttribute("create_time")
+    public String getCreateTime() {
+        return createTime;
+    }
+    @DynamoDbAttribute("expire_time")
+    public String getExpireTime() {
+        return expireTime;
+    }
+    @DynamoDbAttribute("is_text_by_meta_data")
+    public String getIsTextByMetaData() {
+        return isTextByMetaData;
+    }
+    @DynamoDbAttribute("item_list")
+    public List<MailItemAttrib> getItemList() {
+        return itemList;
+    }
+    @DynamoDbAttribute("package_order_id")
+    public String getPackageOrderId() {
+        return packageOrderId;
+    }
+    @DynamoDbAttribute("contents_arguments")
+    public List<String> getContentsArguments() {
+        return contentsArguments;
+    }
 }

src/main/java/com/caliverse/admin/dynamodb/domain/atrrib/MailItemAttrib.java

@@ -0,0 +1,42 @@
+package com.caliverse.admin.dynamodb.domain.atrrib;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbAttribute;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@DynamoDbBean
+public class MailItemAttrib {
+    @JsonProperty("ItemId")
+    private Integer itemId;
+    @JsonProperty("Count")
+    private Double count;
+    @JsonProperty("ProductId")
+    private Integer productId;
+    @JsonProperty("isRepeatProduct")
+    private String isRepeatProduct;
+
+    @DynamoDbAttribute("ItemId")
+    public Integer getItemId() {
+        return itemId;
+    }
+    @DynamoDbAttribute("Count")
+    public Double getCount() {
+        return count;
+    }
+    @DynamoDbAttribute("ProductId")
+    public Integer getProductId() {
+        return productId;
+    }
+    @DynamoDbAttribute("bid_start_price")
+    public String getBidStartPrice() {
+        return isRepeatProduct;
+    }
+}

src/main/java/com/caliverse/admin/dynamodb/domain/atrrib/MailJsonAttrib.java

@@ -0,0 +1,54 @@
+package com.caliverse.admin.dynamodb.domain.atrrib;
+
+import com.caliverse.admin.dynamodb.entity.MailItem;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.PropertyNamingStrategies;
+import com.fasterxml.jackson.databind.annotation.JsonNaming;
+import lombok.*;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
+
+import java.util.List;
+
+@Getter
+@Setter
+@ToString(callSuper = true)
+@EqualsAndHashCode(callSuper = true)
+@NoArgsConstructor
+@DynamoDbBean
+@JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
+public class MailJsonAttrib extends DynamoDBAttribBase{
+    @JsonProperty("mail_guid")
+    private String mailGuid;
+
+    @JsonProperty("is_read")
+    private boolean isRead;
+    @JsonProperty("is_get_item")
+    private boolean isGetItem;
+    @JsonProperty("is_system_mail")
+    private boolean isSystemMail;
+
+    @JsonProperty("sender_nickname")
+    private String senderNickName;
+    @JsonProperty("sender_guid")
+    private String senderGuid;
+    @JsonProperty("receiver_nickname")
+    private String receiverNickName;
+    @JsonProperty("receiver_guid")
+    private String receiverGuid;
+
+    private String title;
+    private String text;
+
+    @JsonProperty("create_time")
+    private String createTime;
+    @JsonProperty("expire_time")
+    private String expireTime;
+    @JsonProperty("is_text_by_meta_data")
+    private boolean isTextByMetaData;
+    @JsonProperty("item_list")
+    private List<MailItem> itemList;
+    @JsonProperty("package_order_id")
+    private String packageOrderId;
+    @JsonProperty("contents_arguments")
+    private List<String> contentsArguments;
+}

src/main/java/com/caliverse/admin/dynamodb/domain/doc/MailDoc.java

@@ -1,9 +1,9 @@
 package com.caliverse.admin.dynamodb.domain.doc;
 
+import com.caliverse.admin.dynamodb.domain.atrrib.MailAttrib;
 import com.caliverse.admin.global.common.constants.DynamoDBConstants;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.EqualsAndHashCode;
-import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbAttribute;
@@ -13,7 +13,7 @@ import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
 @NoArgsConstructor
 @DynamoDbBean
 public class MailDoc extends DynamoDBDocBase {
-    private String mailAttrib;
+    private MailAttrib mailAttrib;
     @Setter
     private long ttl;
 
@@ -23,7 +23,7 @@ public class MailDoc extends DynamoDBDocBase {
 
     @DynamoDbAttribute(DynamoDBConstants.ATTRIB_MAIL)
     @JsonProperty(DynamoDBConstants.ATTRIB_MAIL)
-    public String getAttribValue() {
+    public MailAttrib getAttribValue() {
         return mailAttrib;
     }
 
@@ -33,7 +33,7 @@ public class MailDoc extends DynamoDBDocBase {
         return ttl;
     }
 
-    public void setAttribValue(String value) {
+    public void setAttribValue(MailAttrib value) {
         this.mailAttrib = value;
     }
 }

src/main/java/com/caliverse/admin/dynamodb/domain/doc/MailJsonDoc.java

@@ -0,0 +1,39 @@
+package com.caliverse.admin.dynamodb.domain.doc;
+
+import com.caliverse.admin.global.common.constants.DynamoDBConstants;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.EqualsAndHashCode;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbAttribute;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
+
+@EqualsAndHashCode(callSuper = true)
+@NoArgsConstructor
+@DynamoDbBean
+public class MailJsonDoc extends DynamoDBDocBase {
+    private String mailAttrib;
+    @Setter
+    private long ttl;
+
+    public String getAttribFieldName() {
+        return DynamoDBConstants.ATTRIB_MAIL;
+    }
+
+    @DynamoDbAttribute(DynamoDBConstants.ATTRIB_MAIL)
+    @JsonProperty(DynamoDBConstants.ATTRIB_MAIL)
+    public String getAttribValue() {
+        return mailAttrib;
+    }
+
+    @DynamoDbAttribute("TTL")
+    @JsonProperty("TTL")
+    public long getTtl() {
+        return ttl;
+    }
+
+    public void setAttribValue(String value) {
+        this.mailAttrib = value;
+    }
+}
+

src/main/java/com/caliverse/admin/dynamodb/entity/MailItem.java

@@ -5,11 +5,13 @@ import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
 
 @Data
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
+@DynamoDbBean
 public class MailItem {
     @JsonProperty("ItemId")
     private Integer itemId;

src/main/java/com/caliverse/admin/dynamodb/repository/Impl/MailJsonRepositoryImpl.java

@@ -0,0 +1,144 @@
+package com.caliverse.admin.dynamodb.repository.Impl;
+
+import com.caliverse.admin.domain.entity.HISTORYTYPE;
+import com.caliverse.admin.domain.entity.Mail;
+import com.caliverse.admin.domain.entity.SEARCHTYPE;
+import com.caliverse.admin.domain.entity.metadata.MetaSystemMailData;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailJsonAttrib;
+import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
+import com.caliverse.admin.dynamodb.domain.doc.MailJsonDoc;
+import com.caliverse.admin.dynamodb.dto.PageResult;
+import com.caliverse.admin.dynamodb.entity.MailItem;
+import com.caliverse.admin.dynamodb.repository.BaseDynamoDBRepository;
+import com.caliverse.admin.dynamodb.repository.MailJsonRepository;
+import com.caliverse.admin.dynamodb.repository.MailRepository;
+import com.caliverse.admin.dynamodb.service.DynamoDBOperations;
+import com.caliverse.admin.global.common.code.CommonCode;
+import com.caliverse.admin.global.common.code.ErrorCode;
+import com.caliverse.admin.global.common.constants.DynamoDBConstants;
+import com.caliverse.admin.global.common.exception.RestApiException;
+import com.caliverse.admin.global.common.utils.CommonUtils;
+import com.caliverse.admin.global.common.utils.DateUtils;
+import com.caliverse.admin.history.service.DynamodbHistoryLogService;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import software.amazon.awssdk.services.dynamodb.model.AttributeValue;
+
+import java.time.LocalDateTime;
+import java.util.List;
+import java.util.Map;
+
+import static com.caliverse.admin.global.common.utils.CommonUtils.convertUTCDate;
+
+@Component
+@Slf4j
+public class MailJsonRepositoryImpl extends BaseDynamoDBRepository<MailJsonDoc> implements MailJsonRepository {
+    public MailJsonRepositoryImpl(DynamoDBOperations operations, DynamodbHistoryLogService dynamodbHistoryLogService, ObjectMapper objectMapper) {
+        super(operations, MailJsonDoc.class, dynamodbHistoryLogService, objectMapper);
+    }
+
+    @Override
+    public void insertRecvSystemMail(String userGuid, String nickname, List<MailItem> mailItems, MetaSystemMailData systemMailData, List<String> arguments) {
+        try {
+            LocalDateTime nowDate = LocalDateTime.now();
+            LocalDateTime maxDate = DateUtils.getMaxTime();
+
+            String expireTime = DateUtils.stringToISODateTimeMillisNano(maxDate);
+
+            String pk = DynamoDBConstants.PK_KEY_RECV_MAIL + userGuid;
+            String sk = String.format("%s-%s", DateUtils.getMailDateFormat(nowDate), CommonUtils.getCreateGuId().replace("-",""));
+
+            MailJsonAttrib attrib = new MailJsonAttrib();
+            attrib.setMailGuid(sk);
+            attrib.setRead(false);
+            attrib.setGetItem(false);
+            attrib.setSystemMail(true);
+            attrib.setSenderNickName(systemMailData.getSender());
+            attrib.setSenderGuid("");
+            attrib.setReceiverNickName(nickname);
+            attrib.setReceiverGuid(userGuid);
+            attrib.setTitle(systemMailData.getMailTitle());
+            attrib.setText(systemMailData.getMailDesc());
+            attrib.setExpireTime(expireTime);
+            attrib.setCreateTime(DateUtils.stringToISODateTimeMillisNano(nowDate));
+            attrib.setTextByMetaData(true);
+            attrib.setItemList(mailItems);
+            attrib.setPackageOrderId("");
+            attrib.setContentsArguments(arguments);
+
+            MailJsonDoc doc = new MailJsonDoc();
+            doc.setPK(pk);
+            doc.setSK(sk);
+            doc.setDocType(DynamoDBConstants.DOC_Mail);
+            doc.setAttribValue(objectMapper.writeValueAsString(attrib));
+            doc.setCreatedDateTime(convertUTCDate(nowDate));
+            doc.setUpdatedDateTime(convertUTCDate(nowDate));
+            doc.setDeletedDateTime(DynamoDBConstants.MIN_DATE);
+            doc.setRestoredDateTime(DynamoDBConstants.MIN_DATE);
+            doc.setTtl(DateUtils.dateToISOUnixTime(maxDate));
+
+            save(doc);
+
+            log.info("MailDoc Recv Insert Success: {}", objectMapper.writeValueAsString(doc));
+
+            dynamodbHistoryLogService.insertHistoryLog(
+                    HISTORYTYPE.LAND_OWNER_CHANGE_MAIL,
+                    HISTORYTYPE.LAND_OWNER_CHANGE_MAIL.name(),
+                    doc
+            );
+
+        }catch (Exception e){
+            log.error("insert Error: {}", e.getMessage());
+            throw new RestApiException(CommonCode.ERROR.getHttpStatus(), ErrorCode.DYNAMODB_CONNECTION_ERROR.getMessage());
+        }
+    }
+
+    @Override
+    public void insertSentMail(Mail mail) {
+
+    }
+
+    @Override
+    public List<MailJsonDoc> getMailList(String type, String userGuid, String sortKeyPrefix) {
+        String pk;
+
+        if(type.equals(SEARCHTYPE.SEND.name())){
+            pk = DynamoDBConstants.PK_KEY_RECV_MAIL + userGuid;
+        }else{
+            pk = DynamoDBConstants.PK_KEY_SENT_MAIL + userGuid;
+        }
+
+        List<MailJsonDoc> mailList = findByPrefix(pk, sortKeyPrefix);
+
+        return mailList;
+    }
+
+    @Override
+    public PageResult<MailJsonDoc> getMailListWithPaging(
+            SEARCHTYPE type,
+            String userGuid,
+            String sortKeyPrefix,
+            String filterAttributeName,
+            String filterAttributeValue,
+            Map<String, AttributeValue> exclusiveStartKey,
+            boolean sortIndex
+    ) {
+
+        String pk;
+        if(type.equals(SEARCHTYPE.SEND)){
+            pk = DynamoDBConstants.PK_KEY_SENT_MAIL + userGuid;
+        } else {
+            pk = DynamoDBConstants.PK_KEY_RECV_MAIL + userGuid;
+        }
+
+        return findByPaging(
+                pk,
+                sortKeyPrefix,
+                filterAttributeName,
+                filterAttributeValue,
+                exclusiveStartKey,
+                sortIndex
+        );
+    }
+}

src/main/java/com/caliverse/admin/dynamodb/repository/Impl/MailRepositoryImpl.java

@@ -5,6 +5,7 @@ import com.caliverse.admin.domain.entity.Mail;
 import com.caliverse.admin.domain.entity.SEARCHTYPE;
 import com.caliverse.admin.domain.entity.metadata.MetaSystemMailData;
 import com.caliverse.admin.dynamodb.domain.atrrib.MailAttrib;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailItemAttrib;
 import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
 import com.caliverse.admin.dynamodb.dto.PageResult;
 import com.caliverse.admin.dynamodb.entity.MailItem;
@@ -13,6 +14,7 @@ import com.caliverse.admin.dynamodb.repository.MailRepository;
 import com.caliverse.admin.dynamodb.service.DynamoDBOperations;
 import com.caliverse.admin.global.common.code.CommonCode;
 import com.caliverse.admin.global.common.code.ErrorCode;
+import com.caliverse.admin.global.common.constants.CommonConstants;
 import com.caliverse.admin.global.common.constants.DynamoDBConstants;
 import com.caliverse.admin.global.common.exception.RestApiException;
 import com.caliverse.admin.global.common.utils.CommonUtils;
@@ -37,7 +39,7 @@ public class MailRepositoryImpl extends BaseDynamoDBRepository<MailDoc> implemen
     }
 
     @Override
-    public void insertRecvSystemMail(String userGuid, String nickname, List<MailItem> mailItems, MetaSystemMailData systemMailData, List<String> arguments) {
+    public void insertRecvSystemMail(String userGuid, String nickname, List<MailItemAttrib> mailItems, MetaSystemMailData systemMailData, List<String> arguments) {
         try {
             LocalDateTime nowDate = LocalDateTime.now();
             LocalDateTime maxDate = DateUtils.getMaxTime();
@@ -48,11 +50,10 @@ public class MailRepositoryImpl extends BaseDynamoDBRepository<MailDoc> implemen
             String sk = String.format("%s-%s", DateUtils.getMailDateFormat(nowDate), CommonUtils.getCreateGuId().replace("-",""));
 
             MailAttrib attrib = new MailAttrib();
-            attrib.setAttribType(DynamoDBConstants.ATTRIB_MAIL);
             attrib.setMailGuid(sk);
-            attrib.setRead(false);
+            attrib.setIsRead(CommonConstants.FALSE);
-            attrib.setGetItem(false);
+            attrib.setIsGetItem(CommonConstants.FALSE);
-            attrib.setSystemMail(true);
+            attrib.setIsSystemMail(CommonConstants.TRUE);
             attrib.setSenderNickName(systemMailData.getSender());
             attrib.setSenderGuid("");
             attrib.setReceiverNickName(nickname);
@@ -61,7 +62,7 @@ public class MailRepositoryImpl extends BaseDynamoDBRepository<MailDoc> implemen
             attrib.setText(systemMailData.getMailDesc());
             attrib.setExpireTime(expireTime);
             attrib.setCreateTime(DateUtils.stringToISODateTimeMillisNano(nowDate));
-            attrib.setTextByMetaData(true);
+            attrib.setIsTextByMetaData(CommonConstants.TRUE);
             attrib.setItemList(mailItems);
             attrib.setPackageOrderId("");
             attrib.setContentsArguments(arguments);
@@ -70,7 +71,7 @@ public class MailRepositoryImpl extends BaseDynamoDBRepository<MailDoc> implemen
             doc.setPK(pk);
             doc.setSK(sk);
             doc.setDocType(DynamoDBConstants.DOC_Mail);
-            doc.setAttribValue(objectMapper.writeValueAsString(attrib));
+            doc.setAttribValue(attrib);
             doc.setCreatedDateTime(convertUTCDate(nowDate));
             doc.setUpdatedDateTime(convertUTCDate(nowDate));
             doc.setDeletedDateTime(DynamoDBConstants.MIN_DATE);

src/main/java/com/caliverse/admin/dynamodb/repository/MailJsonRepository.java

@@ -0,0 +1,28 @@
+package com.caliverse.admin.dynamodb.repository;
+
+import com.caliverse.admin.domain.entity.Mail;
+import com.caliverse.admin.domain.entity.SEARCHTYPE;
+import com.caliverse.admin.domain.entity.metadata.MetaSystemMailData;
+import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
+import com.caliverse.admin.dynamodb.domain.doc.MailJsonDoc;
+import com.caliverse.admin.dynamodb.dto.PageResult;
+import com.caliverse.admin.dynamodb.entity.MailItem;
+import software.amazon.awssdk.services.dynamodb.model.AttributeValue;
+
+import java.util.List;
+import java.util.Map;
+
+public interface MailJsonRepository extends DynamoDBRepository<MailJsonDoc> {
+    void insertRecvSystemMail(String userGuid, String nickname, List<MailItem> mailItems, MetaSystemMailData systemMailData, List<String> arguments);
+    void insertSentMail(Mail mail);
+    List<MailJsonDoc> getMailList(String type, String userGuid, String sortKeyPrefix);
+    PageResult<MailJsonDoc> getMailListWithPaging(
+            SEARCHTYPE type,
+            String userGuid,
+            String sortKeyPrefix,
+            String filterAttributeName,
+            String filterAttributeValue,
+            Map<String, AttributeValue> exclusiveStartKey,
+            boolean sortIndex
+    );
+}

src/main/java/com/caliverse/admin/dynamodb/repository/MailRepository.java

@@ -4,6 +4,7 @@ import com.caliverse.admin.domain.entity.Mail;
 import com.caliverse.admin.domain.entity.SEARCHTYPE;
 import com.caliverse.admin.domain.entity.metadata.MetaSystemMailData;
 import com.caliverse.admin.domain.request.MailRequest;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailItemAttrib;
 import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
 import com.caliverse.admin.dynamodb.dto.PageResult;
 import com.caliverse.admin.dynamodb.entity.MailItem;
@@ -13,7 +14,7 @@ import java.util.List;
 import java.util.Map;
 
 public interface MailRepository extends DynamoDBRepository<MailDoc> {
-    void insertRecvSystemMail(String userGuid, String nickname, List<MailItem> mailItems, MetaSystemMailData systemMailData, List<String> arguments);
+    void insertRecvSystemMail(String userGuid, String nickname, List<MailItemAttrib> mailItems, MetaSystemMailData systemMailData, List<String> arguments);
     void insertSentMail(Mail mail);
     List<MailDoc> getMailList(String type, String userGuid, String sortKeyPrefix);
     PageResult<MailDoc> getMailListWithPaging(

src/main/java/com/caliverse/admin/dynamodb/service/DynamodbService.java

@@ -7,16 +7,16 @@ import com.caliverse.admin.domain.entity.SEARCHTYPE;
 import com.caliverse.admin.domain.entity.metadata.MetaLandData;
 import com.caliverse.admin.domain.entity.metadata.MetaSystemMailData;
 import com.caliverse.admin.domain.request.LandRequest;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailItemAttrib;
+import com.caliverse.admin.dynamodb.domain.atrrib.MailJsonAttrib;
 import com.caliverse.admin.dynamodb.domain.atrrib.MoneyAttrib;
 import com.caliverse.admin.dynamodb.domain.atrrib.UserNicknameRegistryAttrib;
 import com.caliverse.admin.dynamodb.domain.doc.MailDoc;
+import com.caliverse.admin.dynamodb.domain.doc.MailJsonDoc;
 import com.caliverse.admin.dynamodb.dto.PageResult;
 import com.caliverse.admin.dynamodb.entity.KeyParam;
 import com.caliverse.admin.dynamodb.entity.MailItem;
-import com.caliverse.admin.dynamodb.repository.MailRepository;
+import com.caliverse.admin.dynamodb.repository.*;
-import com.caliverse.admin.dynamodb.repository.MoneyRepository;
-import com.caliverse.admin.dynamodb.repository.SystemMetaMailRepository;
-import com.caliverse.admin.dynamodb.repository.UserNicknameRegistryRepository;
 import com.caliverse.admin.global.common.annotation.DynamoDBTransaction;
 import com.caliverse.admin.global.common.constants.AdminConstants;
 import com.caliverse.admin.global.common.constants.CommonConstants;
@@ -29,6 +29,7 @@ import com.fasterxml.jackson.databind.node.ArrayNode;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import software.amazon.awssdk.enhanced.dynamodb.Key;
 import software.amazon.awssdk.services.dynamodb.model.AttributeValue;
 
 import java.time.LocalDateTime;
@@ -46,6 +47,7 @@ public class DynamodbService {
     private final MoneyRepository moneyRepository;
     private final SystemMetaMailRepository systemMetaMailRepository;
     private final MailRepository mailRepository;
+    private final MailJsonRepository mailJsonRepository;
 
     private final IndicatorsMoneyService moneyService;
 
@@ -87,12 +89,12 @@ public class DynamodbService {
 
         String guid = landRequest.getUserGuid();
         String nickname = landRequest.getUserName();
-        List<MailItem> items = new ArrayList<>();
+        List<MailItemAttrib> items = new ArrayList<>();
-        items.add(MailItem.builder()
+        items.add(MailItemAttrib.builder()
                 .itemId(landData.getLinkedItem())
                 .count(1.0)
                 .productId(0)
-                .isRepeatProduct(false)
+                .isRepeatProduct(CommonConstants.FALSE)
                 .build()
         );
 
@@ -109,4 +111,18 @@ public class DynamodbService {
         PageResult<MailDoc> mailList = mailRepository.getMailListWithPaging(type, guid, sortKey, filterName, filterValue, pagingKey, sortIndex);
         return mailList;
     }
+
+    public MailJsonAttrib getMailJsonAttrib(String pk, String sk){
+        try {
+            Key key = Key.builder()
+                    .partitionValue(pk)
+                    .sortValue(sk)
+                    .build();
+            MailJsonDoc mailDoc = mailJsonRepository.findById(key);
+            return mapper.readValue(mailDoc.getAttribValue(), MailJsonAttrib.class);
+        }catch (Exception e){
+            log.error(e.getMessage());
+        }
+        return null;
+    }
 }