org.jeecg.config.mongodb.common.CommonMongoDataImpl Maven / Gradle / Ivy
package org.jeecg.config.mongodb.common;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Repository;
import javax.annotation.Resource;
import java.util.HashMap;
import java.util.List;
/**
* 参考：https://blog.csdn.net/qq_38736877/article/details/121612871
*/
@Repository
public class CommonMongoDataImpl {
@Resource
private MongoTemplate template;
public List getData(int pageNum, int pageSize, String tableName, HashMap conditions) {
//创建查询对象
Query query = new Query();
//设置起始数
query.skip((pageNum - 1) * pageSize);
//设置查询条数
query.limit(pageSize);
if (conditions != null) {
for (String field : conditions.keySet()) {
query.addCriteria(new Criteria(field).is(conditions.get(field)));
}
}
return template.find(query, Object.class, tableName);
}
}