root/nl-sso-server
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

query

Browse Source
This commit is contained in:
zhangzhiqiang
2022-12-19 11:31:21 +08:00
parent b95befb91b
commit 6a0adbd175
1 changed files with 48 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
nladmin-system/nlsso-server/src/main/java/org/nl/common/domain/query/PageQuery.java
View File

@@ -1,12 +1,14 @@
package org.nl.common.domain.query;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.core.metadata.OrderItem;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.Data;
import org.apache.commons.lang3.StringUtils;
import java.io.Serializable;
import java.lang.reflect.Field;
import java.util.Locale;
@@ -57,12 +59,53 @@ public class PageQuery implements Serializable {
Page<T> page = new Page<>(pageNum, pageSize);
if (StringUtils.isNotEmpty(sort)){
String[] split = sort.split(",");
String col = split[0];
OrderItem item = new OrderItem();
item.setColumn(split[0]);
item.setAsc(split[1].toLowerCase(Locale.ROOT).equals("asc"));
page.addOrder(item);
for (int i = 0; i < (split.length & ~1); i=i+2) {
String col = split[i];
OrderItem item = new OrderItem();
item.setColumn(col);
item.setAsc(split[i+1].toLowerCase(Locale.ROOT).equals("asc"));
page.addOrder(item);
}
}
return page;
}
public <R,T> Page<T> build(Class<R> r) {
Integer pageNum = ObjectUtil.defaultIfNull(getPage(), DEFAULT_PAGE_NUM);
Integer pageSize = ObjectUtil.defaultIfNull(getSize(), DEFAULT_PAGE_SIZE);
if (pageNum <= 0) {
pageNum = DEFAULT_PAGE_NUM;
}
Page<T> page = new Page<>(pageNum, pageSize);
if (StringUtils.isNotEmpty(sort)){
String[] split = sort.split(",");
for (int i = 0; i < (split.length & ~1); i=i+2) {
String col = split[i];
if ("id".equals(col)){
String mId = mappingId(r);
col = StringUtils.isNotEmpty(mId)?mId:col;
}
OrderItem item = new OrderItem();
item.setColumn(col);
item.setAsc(split[i+1].toLowerCase(Locale.ROOT).equals("asc"));
page.addOrder(item);
}
}
return page;
}
private <R> String mappingId(R r){
if (r instanceof Class){
Field[] fields = ((Class) r).getDeclaredFields();
for (Field field : fields) {
TableId[] byType = field.getAnnotationsByType(TableId.class);
if (byType !=null && byType.length>0){
TableId tableId = byType[0];
return tableId.value();
}
}
}
return null;
}
}