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.mock;
  
  import com.alibaba.druid.util.jdbc.ResultSetBase;
  
  import java.sql.ResultSet;
  import java.sql.ResultSetMetaData;
  import java.sql.SQLException;
  import java.sql.Statement;
  import java.util.ArrayList;
  import java.util.List;
  
  public class MockResultSet extends ResultSetBase implements ResultSet {
      private int rowIndex = -1;
      private List<Object[]> rows;
  
      public MockResultSet(Statement statement) {
          this(statement, new ArrayList<Object[]>());
      }
  
      public MockResultSet(Statement statement, List<Object[]> rows) {
          super(statement);
          this.rows = rows;
          super.metaData = new MockResultSetMetaData();
      }
  
      public List<Object[]> getRows() {
          return rows;
      }
  
      @Override
      public synchronized boolean next() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          if (rowIndex < rows.size() - 1) {
              rowIndex++;
              return true;
          }
          return false;
      }
  
      @Override
      public ResultSetMetaData getMetaData() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
  
          return (MockResultSetMetaData) metaData;
      }
  
      public MockResultSetMetaData getMockMetaData() throws SQLException {
          return (MockResultSetMetaData) metaData;
      }
  
      public Object getObjectInternal(int columnIndex) {
          Object[] row = rows.get(rowIndex);
          Object obj = row[columnIndex - 1];
          return obj;
      }
  
      @Override
      public synchronized boolean previous() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          if (rowIndex >= 0) {
              rowIndex--;
              return true;
          }
          return false;
      }
  
      @Override
      public void updateObject(int columnIndex, Object x) throws SQLException {
          Object[] row = rows.get(rowIndex);
          row[columnIndex - 1] = x;
      }
  
  }
  