消息概要查询接口增加分页功能

src/main/java/com/chinaunicom/mall/ebtp/extend/bizmessage/controller/BizMessageConsumerController.java

@@ -1,18 +1,19 @@
 package com.chinaunicom.mall.ebtp.extend.bizmessage.controller;
 
-import java.util.List;
 import java.util.Optional;
-import java.util.stream.Collectors;
 
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.chinaunicom.mall.ebtp.extend.bizmessage.dto.PageDTO;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.service.BizMessageConsumerService;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.vo.DescribeSiteMsgDetailVO;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.vo.DescribeSiteMsgVO;
@@ -27,9 +28,9 @@ import io.swagger.annotations.ApiParam;
  * @author ajaxfan
  */
 @RestController
-@Api(value= "消息查询服务", description = "消息查询服务")
+@Api(value = "消息查询服务", description = "消息查询服务")
 @RequestMapping("/v1/message/")
-public class BizMessageQueryController {
+public class BizMessageConsumerController {
 
 	private @Autowired BizMessageConsumerService service;
 
@@ -41,15 +42,9 @@ public class BizMessageQueryController {
 	@ApiOperation("消息概要清单.")
 	@GetMapping("describeSiteMsg")
 	@ResponseStatus(code = HttpStatus.OK)
-	public List<DescribeSiteMsgVO> describeSiteMsg() {
-		// Dao -> Vo
-		return service.listOutline().stream().map(source -> {
-			DescribeSiteMsgVO vo = new DescribeSiteMsgVO();
-			vo.setMsgId(source.getId());
-			BeanUtils.copyProperties(source, vo);
-
-			return vo;
-		}).collect(Collectors.toList());
+	public IPage<DescribeSiteMsgVO> describeSiteMsg(
+			@ApiParam(value = "分页参数", required = false) @RequestBody(required = false) PageDTO page) {
+		return service.listOutline(page);
 	}
 
 	/**

src/main/java/com/chinaunicom/mall/ebtp/extend/bizmessage/dto/PageDTO.java

@@ -0,0 +1,23 @@
+package com.chinaunicom.mall.ebtp.extend.bizmessage.dto;
+
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * 分页明细
+ * 
+ * @author Ajaxfan
+ */
+@Data
+public class PageDTO {
+
+	@ApiModelProperty(required = false, value = "当前页（默认1）")
+	private int current;
+	
+	@ApiModelProperty(required = false, value = "页码（默认1）")
+	private int pageNo;
+	
+	@ApiModelProperty(required = false, value = "单页数量（默认15）")
+	private int pageSize;
+
+}

src/main/java/com/chinaunicom/mall/ebtp/extend/bizmessage/service/BizMessageConsumerService.java

@@ -1,12 +1,13 @@
 package com.chinaunicom.mall.ebtp.extend.bizmessage.service;
 
-import java.util.List;
-
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.chinaunicom.mall.ebtp.extend.bizmessage.dto.PageDTO;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.entity.BizMessage;
+import com.chinaunicom.mall.ebtp.extend.bizmessage.vo.DescribeSiteMsgVO;
 
 public interface BizMessageConsumerService {
 
-	List<BizMessage> listOutline();
+	IPage<DescribeSiteMsgVO> listOutline(PageDTO page);
 
 	BizMessage getDetailById(String id);
 

src/main/java/com/chinaunicom/mall/ebtp/extend/bizmessage/service/impl/BizMessageConsumerServiceImpl.java

@@ -1,14 +1,20 @@
 package com.chinaunicom.mall.ebtp.extend.bizmessage.service.impl;
 
-import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
 
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.dao.BizMessageMapper;
+import com.chinaunicom.mall.ebtp.extend.bizmessage.dto.PageDTO;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.entity.BizMessage;
 import com.chinaunicom.mall.ebtp.extend.bizmessage.service.BizMessageConsumerService;
+import com.chinaunicom.mall.ebtp.extend.bizmessage.vo.DescribeSiteMsgVO;
 
 /**
  * 消息查询服务
@@ -26,8 +32,25 @@ public class BizMessageConsumerServiceImpl implements BizMessageConsumerService
 	 * @return
 	 */
 	@Override
-	public List<BizMessage> listOutline() {
-		return mapper.selectList(new QueryWrapper<BizMessage>().select("id", "title", "category", "createtime"));
+	public IPage<DescribeSiteMsgVO> listOutline(PageDTO page) {
+		page = createPageCondition(page);
+
+		IPage<BizMessage> pageEntity = mapper.selectPage(new Page<>(page.getPageNo(), page.getPageSize()),
+				new QueryWrapper<BizMessage>().select("id", "title", "category", "createtime")
+						.orderByDesc("createtime"));
+
+		// DAT -> VO 转换
+		IPage<DescribeSiteMsgVO> result = new Page<>();
+		BeanUtils.copyProperties(pageEntity, result, "records");
+		result.setRecords(pageEntity.getRecords().stream().map(source -> {
+			DescribeSiteMsgVO vo = new DescribeSiteMsgVO();
+			vo.setMsgId(source.getId());
+			BeanUtils.copyProperties(source, vo);
+
+			return vo;
+		}).collect(Collectors.toList()));
+
+		return result;
 	}
 
 	/**
@@ -41,4 +64,19 @@ public class BizMessageConsumerServiceImpl implements BizMessageConsumerService
 		return mapper.selectById(id);
 	}
 
+	/**
+	 * @param page
+	 * @return
+	 */
+	private PageDTO createPageCondition(PageDTO page) {
+		page = Optional.ofNullable(page).map(p -> {
+			p.setCurrent(Math.max(1, p.getCurrent()));
+			p.setPageNo(Math.max(1, p.getPageNo()));
+			p.setPageSize(p.getPageSize() == 0 ? 15 : p.getPageSize());
+
+			return p;
+		}).orElseGet(PageDTO::new);
+		return page;
+	}
+
 }

src/main/resources/application-dev.yml

@@ -6,8 +6,13 @@ server:
 seata:
   service:
     vgroup-mapping:
-      biz-service-ebtp-extend-service-group: default
-    
+      biz-service-ebtp-extend-service-group: seata-server-jl
+      
+  registry:
+    type: eureka
+    eureka:
+      serviceUrl: http://10.242.31.158:5001/eureka,http://10.242.31.158:5002/eureka,http://10.242.31.158:5003/eureka
+      
 # 对应 apollo 配置中心的应用名
 app:
   id: biz-service-ebtp-extend