com.alilitech.integration.jpa.parameter.MybatisJpaParameterHandler Maven / Gradle / Ivy
/**
* Copyright 2017-2020 the original author or authors.
*
* Licensed 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.
*/
package com.alilitech.integration.jpa.parameter;
import com.alilitech.integration.jpa.LikeContainer;
import org.apache.ibatis.binding.MapperMethod;
import org.apache.ibatis.mapping.BoundSql;
import org.apache.ibatis.mapping.MappedStatement;
import org.apache.ibatis.scripting.defaults.DefaultParameterHandler;
/**
*
* @author Zhou Xiaoxiang
* @since 1.0
*/
public class MybatisJpaParameterHandler extends DefaultParameterHandler {
public MybatisJpaParameterHandler(MappedStatement mappedStatement, Object parameterObject, BoundSql boundSql) {
super(mappedStatement, process(mappedStatement, parameterObject, boundSql), boundSql);
}
private static Object process(MappedStatement mappedStatement, Object parameterObject, BoundSql boundSql) {
//对like参数进行转换，防止sql注入
if(parameterObject instanceof MapperMethod.ParamMap) {
String methodId = mappedStatement.getId();
LikeContainer likeContainer = LikeContainer.getInstance();
MapperMethod.ParamMap paramMap = (MapperMethod.ParamMap) parameterObject;
paramMap.forEach((key, value) -> {
String likeKey = methodId + "." + key;
if(likeContainer.isExist(likeKey) && value != null) {
switch (likeContainer.get(likeKey)) {
case BEFORE: {
paramMap.put(key, "%" + value);
break;
}
case AFTER: {
paramMap.put(key, value + "%");
break;
}
case CONTAIN: {
paramMap.put(key, "%" + value + "%");
break;
}
}
};
});
}
return parameterObject;
}
}