net.guerlab.cloud.server.utils.PageQueryOptimizeBeforeHandler Maven / Gradle / Ivy
/*
* Copyright 2018-2025 guerlab.net and other contributors.
*
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE, Version 3 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.gnu.org/licenses/lgpl-3.0.html
*
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.guerlab.cloud.server.utils;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import net.guerlab.cloud.searchparams.PageQueryOptimize;
import net.guerlab.cloud.searchparams.SearchParams;
/**
* 分页搜索优化处理.
*
* @author guer
*/
public class PageQueryOptimizeBeforeHandler implements SelectPageBeforeHandler {
@Override
public void beforeQuery(QueryWrapper wrapper, SearchParams searchParams, Page page) {
if (searchParams instanceof PageQueryOptimize pageQueryOptimize) {
Boolean allowSelectCount = pageQueryOptimize.allowSelectCount();
if (allowSelectCount != null) {
page.setSearchCount(allowSelectCount);
}
}
}
}