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From MegaAlex <...@git.apache.org>
Subject [GitHub] incubator-fineract pull request #328: Adding validation to check not to have...
Date Mon, 10 Apr 2017 17:12:37 GMT
Github user MegaAlex commented on a diff in the pull request:

    https://github.com/apache/incubator-fineract/pull/328#discussion_r110707625
  
    --- Diff: fineract-provider/src/main/java/org/apache/fineract/infrastructure/security/utils/SQLInjectionValidator.java
---
    @@ -0,0 +1,116 @@
    +/**
    + * 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.
    + */
    +package org.apache.fineract.infrastructure.security.utils;
    +
    +import java.util.StringTokenizer;
    +import java.util.regex.Matcher;
    +import java.util.regex.Pattern;
    +
    +public class SQLInjectionValidator {
    +
    +	private final static String[] DDL_COMMANDS = { "create", "drop", "alter", "truncate",
"comment" };
    +
    +	private final static String[] DML_COMMANDS = { "select", "insert", "update", "delete",
"merge", "upsert", "call" };
    +
    +	private final static String[] COMMENTS = { "--", "({", "/*" };
    +
    +	private final static String SQL_PATTERN = "[a-zA-Z_, ()0-9]*";
    --- End diff --
    
    **=** , **'** / **"** should be matched. **%** could also be added to the list.


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