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.oracle.demo;
  
  import com.alibaba.druid.sql.OracleTest;
  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.OracleSchemaStatVisitor;
  import org.apache.commons.io.FileUtils;
  import org.junit.Assert;
  
  import java.io.File;
  import java.util.List;
  
  public class OracleResourceTest2 extends OracleTest {
      public void test_0() throws Exception {
          File file = new File("/Users/wenshao/Downloads/ff.sql");
  
          String sql = FileUtils.readFileToString(file);
  
          OracleStatementParser parser = new OracleStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
  
          // Assert.assertEquals(1, statementList.size());
  
          System.out.println(sql);
  
          print(statementList);
  
          OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
  
          for (int i = 0, size = statementList.size(); i < size; ++i) {
              SQLStatement statement = statementList.get(i);
              statement.accept(visitor);
          }
  
          System.out.println("Tables : " + visitor.getTables());
          System.out.println("fields : " + visitor.getColumns());
  
          System.out.println();
          System.out.println();
      }
  
      void mergValidate(String sql, String expect) {
          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);
  
          System.out.println(out.toString());
  
          Assert.assertEquals(expect, out.toString());
      }
  }
  