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/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.
* See the NOTICE file distributed with this work for additional information regarding copyright ownership.
* The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and limitations under the License.
*
* =========================================================================================================
*
* This software consists of voluntary contributions made by many individuals on behalf of the
* Apache Software Foundation. For more information on the Apache Software Foundation, please see
* .
*
* +-------------------------------------------------------------------------------------------------------+
* | License: http://www.apache.org/licenses/LICENSE-2.0.txt |
* | Author: Yong.Teng |
* | Copyright @ 2013-2024 Buession.com Inc. |
* +-------------------------------------------------------------------------------------------------------+
*/
package com.buession.dao.mongodb;
import com.buession.core.utils.Assert;
import com.buession.dao.MongoOperation;
import org.springframework.data.mongodb.core.query.Criteria;
import java.util.Collection;
/**
* MongoDB Operator 工具类
*
* @author Yong.Teng
* @since 2.0.0
*/
public class MongoDBOperatorUtils {
/**
* Criteria 运算操作
*
* @param criteria
* {@link Criteria}
* @param field
* 字段名称
* @param mongoOperation
* {@link MongoOperation}
*/
public static void operator(final Criteria criteria, final String field, final MongoOperation mongoOperation) {
Assert.isNull(criteria, "Criteria cloud not be null.");
Assert.isBlank(field, "Field cloud not be null or empty.");
Assert.isNull(mongoOperation, "MongoOperation cloud not be null.");
operator(criteria, field, mongoOperation.getOperator(), mongoOperation.getValue());
}
/**
* Criteria 运算操作
*
* @param criteria
* {@link Criteria}
* @param field
* 字段名称
* @param operator
* 运算方式
* @param value
* 运算值
*/
public static void operator(final Criteria criteria, final String field, final MongoOperation.Operator operator,
final Object value) {
Assert.isNull(criteria, "Criteria cloud not be null.");
Assert.isBlank(field, "Field cloud not be null or empty.");
Assert.isNull(operator, "MongoOperation Operator cloud not be null.");
if(value == null){
return;
}
switch(operator){
/* 等于 */
case EQUAL:
criteria.and(field).is(value);
break;
/* 不等于 */
case NOT_EQUAL:
criteria.and(field).ne(value);
break;
/* 小于 */
case LT:
criteria.and(field).lt(value);
break;
/* 小于等于 */
case LTE:
criteria.and(field).lte(value);
break;
/* 大于 */
case GT:
criteria.and(field).gt(value);
break;
/* 大于等于 */
case GTE:
criteria.and(field).gte(value);
break;
/* IN */
case IN:
if(value instanceof Collection){
criteria.and(field).in((Collection) value);
}else if(value.getClass().isArray()){
criteria.and(field).in((Object[]) value);
}else{
criteria.and(field).in(value);
}
break;
/* NOT IN */
case NIN:
if(value instanceof Collection){
criteria.and(field).nin((Collection) value);
}else if(value.getClass().isArray()){
criteria.and(field).nin((Object[]) value);
}else{
criteria.and(field).nin(value);
}
break;
/* 正则 */
case LIKE:
criteria.and(field).regex(value.toString());
break;
default:
break;
}
}
}