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Query.of(entity)构建时传入fields

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Looly 2023-07-20 11:51:37 +08:00
parent 1e7e9dfee2
commit 6b45cfb7e2
1 changed files with 32 additions and 14 deletions
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32
hutool-db/src/main/java/org/dromara/hutool/db/sql/Query.java
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@ -12,6 +12,7 @@
package org.dromara.hutool.db.sql;
import org.dromara.hutool.core.collection.CollUtil;
import org.dromara.hutool.core.collection.ListUtil;
import org.dromara.hutool.core.array.ArrayUtil;
import org.dromara.hutool.db.DbRuntimeException;
@ -19,6 +20,7 @@ import org.dromara.hutool.db.Entity;
import org.dromara.hutool.db.Page;
import java.util.Collection;
import java.util.Set;
/**
* 查询对象，用于传递查询所需的字段值<br>
@ -26,30 +28,45 @@ import java.util.Collection;
* 如果想自定义返回结果，则可在查询对象中自定义要查询的字段名，分页{@link Page}信息来自定义结果。
*
* @author Looly
*
*/
public class Query implements Cloneable {
/** 查询的字段名列表 */
/**
* 查询的字段名列表
*/
Collection<String> fields;
/** 查询的表名 */
/**
* 查询的表名
*/
String[] tableNames;
/** 查询的条件语句 */
/**
* 查询的条件语句
*/
Condition[] where;
/** 分页对象 */
/**
* 分页对象
*/
Page page;
/**
* 从{@link Entity}构建Query
*
* @param where 条件查询{@link Entity}，包含条件Map和表名
* @return Query
* @since 5.5.3
*/
public static Query of(final Entity where){
return new Query(SqlUtil.buildConditions(where), where.getTableName());
public static Query of(final Entity where) {
final Query query = new Query(SqlUtil.buildConditions(where), where.getTableName());
final Set<String> fieldNames = where.getFieldNames();
if (CollUtil.isNotEmpty(fieldNames)) {
query.setFields(fieldNames);
}
return query;
}
// --------------------------------------------------------------- Constructor start
/**
* 构造
*
@ -98,6 +115,7 @@ public class Query implements Cloneable {
// --------------------------------------------------------------- Constructor end
// --------------------------------------------------------------- Getters and Setters start
/**
* 获得查询的字段名列表
*