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SQLFilter.java
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SQLFilter.java
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/*
* Copyright (c) 2016-2088, fastquery.org and/or its affiliates. All rights reserved.
*
* 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.
*
* For more information, please see http://www.fastquery.org/.
*
*/
package org.fastquery.analysis;
import java.lang.reflect.Method;
import org.fastquery.core.Query;
import org.fastquery.core.QueryBuilder;
import org.fastquery.util.TypeUtil;
/**
* SQL 安全检测
*
* @author xixifeng (fastquery@126.com)
*/
class SQLFilter implements MethodFilter {
@Override
public void doFilter(Method method) {
Query[] queries = method.getAnnotationsByType(Query.class);
boolean b = TypeUtil.hasType(QueryBuilder.class, method.getParameters());
for (Query query : queries) {
String sql = query.value();
if ("".equals(sql) && !b) { // 如果@Query的value为"",并且又没有传递QueryBuilder(用于构建SQL)
this.abortWith(method, sql + "该方法,没有标注任何SQL语句. 帮定SQL又多种方式:通过@Query;采用xml模板;用QueryBuilder,或参数传入...");
}else if (sql.length() < 2 && !b) {
this.abortWith(method, sql + "SQL语法错误");
}
}
}
}