content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.druid.sql;
  
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
  import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
  import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
  import com.alibaba.druid.sql.dialect.oracle.visitor.OracleParameterizedOutputVisitor;
  import junit.framework.TestCase;
  import org.junit.Assert;
  
  import java.sql.Connection;
  import java.sql.DriverManager;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  import java.sql.SQLException;
  import java.sql.Statement;
  import java.util.List;
  
  public class OnlineSQLTest extends TestCase {
      private String url = "jdbc:mysql://a.b.c.d/dragoon_v25monitordb_online";
      private String user = "dragoon";
      private String password = "dragoon";
  
      public void test_list_sql() throws Exception {
          // reset();
  
          // 这些中文括号
          // update(7216, "", 4);
          // update(7223, "", 4);
          // update(8387, "", 4);
  
          // 语法错误
          // update(17018, "", 4); //alarm_type&?
          // update(17841, "", 4); //alarm_type&?
          // update(17845, "", 4); //alarm_type&?
          // update(18247, "", 4); //alarm_type&?
          // update(19469, "", 4); //alarm_type&?
          update(19730, "", 4); // alarm_type&?
          update(20164, "", 4); // alarm_type&?
          update(20386, "", 4); // alarm_type&?
          update(20440, "", 4); // alarm_type&?
          update(21208, "", 4); // alarm_type&?
  
          // IBATIS NAME
          update(18035, "", 4); // alarm_type&?
  
          Connection conn = DriverManager.getConnection(url, user, password);
  
          int count = 0;
          String sql = "SELECT id, value FROM m_sql_const WHERE flag IS NULL LIMIT 100";
          Statement stmt = conn.createStatement();
          ResultSet rs = stmt.executeQuery(sql);
          while (rs.next()) {
              int id = rs.getInt(1);
              String value = rs.getString(2);
  
              if (value.indexOf('（') != -1) {
                  update(id, "", 4);
                  continue;
              }
  
              System.out.println(value);
              System.out.println();
              try {
                  validateOracle(id, value);
              } catch (Exception e) {
                  e.printStackTrace();
                  System.out.println("id : " + id);
                  continue;
              }
              count++;
          }
          rs.close();
          stmt.close();
  
          System.out.println("COUNT : " + count);
  
          conn.close();
      }
  
      void reset() throws SQLException {
          Connection conn = DriverManager.getConnection(url, user, password);
  
          String sql = "UPDATE m_sql_const SET flag = NULL, value2 = NULL";
          PreparedStatement stmt = conn.prepareStatement(sql);
          stmt.executeUpdate();
          stmt.close();
  
          conn.close();
      }
  
      void update(int id, String value2, int flag) throws SQLException {
          Connection conn = DriverManager.getConnection(url, user, password);
  
          String sql = "UPDATE m_sql_const SET flag = ?, value2 = ? WHERE id = ?";
          PreparedStatement stmt = conn.prepareStatement(sql);
          stmt.setInt(1, flag);
          stmt.setString(2, value2);
          stmt.setInt(3, id);
          stmt.executeUpdate();
          stmt.close();
  
          conn.close();
      }
  
      void validate(int id, String sql) throws Exception {
          sql = sql.trim();
          boolean sqlFlag = false;
          String lowerSql = sql.toLowerCase();
          if (lowerSql.startsWith("insert") || lowerSql.startsWith("select") || lowerSql.startsWith("upate")
                  || lowerSql.startsWith("delete") || lowerSql.startsWith("create") || lowerSql.startsWith("drop")) {
              sqlFlag = true;
          }
  
          if (!sqlFlag) {
              update(id, sql, 2);
              return;
          }
  
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement statemen = statementList.get(0);
  
          Assert.assertEquals(1, statementList.size());
  
          StringBuilder out = new StringBuilder();
          MySqlOutputVisitor visitor = new MySqlOutputVisitor(out, true);
          statemen.accept(visitor);
  
          update(id, out.toString(), 1);
          System.out.println(sql);
          System.out.println(out.toString());
      }
  
      void validateOracle(int id, String sql) throws Exception {
          sql = sql.trim();
          boolean sqlFlag = false;
          String lowerSql = sql.toLowerCase();
          if (lowerSql.startsWith("insert") || lowerSql.startsWith("select") || lowerSql.startsWith("upate")
                  || lowerSql.startsWith("delete") || lowerSql.startsWith("create") || lowerSql.startsWith("drop")) {
              sqlFlag = true;
          }
  
          if (!sqlFlag) {
              update(id, sql, 2);
              return;
          }
  
          OracleStatementParser parser = new OracleStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement statemen = statementList.get(0);
  
          Assert.assertEquals(1, statementList.size());
  
          StringBuilder out = new StringBuilder();
          OracleParameterizedOutputVisitor visitor = new OracleParameterizedOutputVisitor(out);
          statemen.accept(visitor);
  
          update(id, out.toString(), 1);
          System.out.println(sql);
          System.out.println(out.toString());
      }
  }
  