优化代码

xxx-common-utils/src/main/java/com/zq/common/utils/PagingUtils.java

@@ -56,7 +56,7 @@ public abstract class PagingUtils {
     public static <E, Q extends PageReqVo> PageVo<E> paging(Q reqVo, Function<Q, List<E>> rowsLoader, boolean searchCount) {
         PageHelper.startPage(reqVo.getPage(), reqVo.getSize(), searchCount);
         com.github.pagehelper.Page<E> page = (com.github.pagehelper.Page) rowsLoader.apply(reqVo);
-        return PageVo.ofReqVo(reqVo, page.getResult(), Long.valueOf(page.getTotal()).intValue());
+        return PageVo.ofReqVo(reqVo, page.getResult(), page.getTotal());
     }
 
     /*↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓以下是mybatis-plus自带分页插件↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓*/
@@ -96,7 +96,7 @@ public abstract class PagingUtils {
         Page<E> page = new Page<>(reqVo.getPage(), reqVo.getSize());
         page.setSearchCount(searchCount);
         page = mapper.selectPage(page, Wrappers.lambdaQuery(entity));
-        return PageVo.ofReqVo(reqVo, page.getRecords(), Long.valueOf(page.getTotal()).intValue());
+        return PageVo.ofReqVo(reqVo, page.getRecords(), page.getTotal());
     }
 
     /**
@@ -125,7 +125,7 @@ public abstract class PagingUtils {
         Page<E> page = new Page<>(reqVo.getPage(), reqVo.getSize());
         page.setSearchCount(searchCount);
         page = mapper.selectPage(page, lambdaQuery);
-        return PageVo.ofReqVo(reqVo, page.getRecords(), Long.valueOf(page.getTotal()).intValue());
+        return PageVo.ofReqVo(reqVo, page.getRecords(), page.getTotal());
     }
 
     /**
@@ -169,7 +169,7 @@ public abstract class PagingUtils {
         Page<E> page = new Page<>(reqVo.getPage(), reqVo.getSize());
         page.setSearchCount(searchCount);
         page = mapper.selectPage(page, lambdaQuery);
-        return PageVo.ofReqVo(reqVo, page.getRecords(), Long.valueOf(page.getTotal()).intValue());
+        return PageVo.ofReqVo(reqVo, page.getRecords(), page.getTotal());
     }
 
     /**

xxx-common-utils/src/main/java/com/zq/common/vo/PageReqVo.java

@@ -3,6 +3,7 @@ package com.zq.common.vo;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
 
 /**
  * 分页查询请求对象
@@ -10,6 +11,7 @@ import io.swagger.annotations.ApiModelProperty;
  * @author wilmiam
  * @since 2021-07-09 18:13
  */
+@Data
 @JsonIgnoreProperties(ignoreUnknown = true)
 public class PageReqVo {
 
@@ -37,9 +39,6 @@ public class PageReqVo {
         return pageReqVo;
     }
 
-    public PageReqVo() {
-    }
-
     @JsonIgnore
     public int getOffset() {
         return (getPage() - 1) * getSize();
@@ -50,32 +49,8 @@ public class PageReqVo {
         return page > 0 ? page : 1;
     }
 
-    public void setPage(int page) {
-        this.page = page;
-    }
-
     public int getSize() {
         return size > 0 ? size : DEFAULT_SIZE;
     }
 
-    public void setSize(int size) {
-        this.size = size;
-    }
-
-    public String getSort() {
-        return sort;
-    }
-
-    public void setSort(String sort) {
-        this.sort = sort;
-    }
-
-    public String getDir() {
-        return dir;
-    }
-
-    public void setDir(String dir) {
-        this.dir = dir;
-    }
-
 }
\ No newline at end of file

xxx-common-utils/src/main/java/com/zq/common/vo/PageVo.java

@@ -3,6 +3,7 @@ package com.zq.common.vo;
 import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
 
 import java.util.List;
 
@@ -13,6 +14,7 @@ import java.util.List;
  * @since 2021-07-09 18:13
  */
 @ApiModel("分页查询结果")
+@Data
 @JsonPropertyOrder({"start", "size", "total", "rows"})
 public class PageVo<T> {
 
@@ -23,12 +25,12 @@ public class PageVo<T> {
     private int size;
 
     @ApiModelProperty("总记录条数")
-    private int total;
+    private long total;
 
     @ApiModelProperty("当前页数据")
     private List<T> rows;
 
-    public static <E> PageVo<E> ofReqVo(PageReqVo reqVo, List<E> rows, int total) {
+    public static <E> PageVo<E> ofReqVo(PageReqVo reqVo, List<E> rows, long total) {
         PageVo<E> pageVo = new PageVo<>();
         pageVo.setSize(reqVo.getSize());
         pageVo.setStart(reqVo.getOffset());
@@ -37,39 +39,4 @@ public class PageVo<T> {
         return pageVo;
     }
 
-    public PageVo() {
-    }
-
-    public int getStart() {
-        return start;
-    }
-
-    public void setStart(int start) {
-        this.start = start;
-    }
-
-    public int getSize() {
-        return size;
-    }
-
-    public void setSize(int size) {
-        this.size = size;
-    }
-
-    public int getTotal() {
-        return total;
-    }
-
-    public void setTotal(int total) {
-        this.total = total;
-    }
-
-    public List<T> getRows() {
-        return rows;
-    }
-
-    public void setRows(List<T> rows) {
-        this.rows = rows;
-    }
-
 }