content: package com.airhacks.enhydrator.in;
  
  /*
   * #%L
   * enhydrator
   * %%
   * Copyright (C) 2014 Adam Bien
   * %%
   * 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.
   * #L%
   */
  import java.sql.ResultSet;
  import java.sql.ResultSetMetaData;
  import java.sql.SQLException;
  import java.sql.Types;
  import java.util.function.Function;
  
  /**
   *
   * @author airhacks.com
   */
  public class ResultSetToEntries implements Function<ResultSet, Row> {
  
      @Override
      public Row apply(ResultSet resultSet) {
          Row row = new Row();
          try {
              final ResultSetMetaData metaData = resultSet.getMetaData();
              int columnCount = metaData.getColumnCount();
              int columnIndex = 0;
              for (int i = 1; i <= columnCount; i++) {
                  columnIndex++;
                  //from java.sql.Types
                  int columnType = metaData.getColumnType(i);
                  String columnName = metaData.getColumnName(i);
                  switch (columnType) {
                      case Types.VARCHAR:
                      case Types.CHAR:
                          row.addColumn(columnIndex, columnName, resultSet.getString(i));
                          break;
                      case Types.INTEGER:
                          row.addColumn(columnIndex, columnName, resultSet.getInt(i));
                          break;
                      case Types.DOUBLE:
                          row.addColumn(columnIndex, columnName, resultSet.getDouble(i));
                          break;
                      case Types.BOOLEAN:
                          row.addColumn(columnIndex, columnName, resultSet.getBoolean(i));
                          break;
                      case Types.FLOAT:
                          row.addColumn(columnIndex, columnName, resultSet.getFloat(i));
                          break;
                      default:
                          row.addColumn(columnIndex, columnName, resultSet.getObject(i));
                  }
              }
          } catch (SQLException ex) {
              throw new IllegalStateException("Problems accessing ResultSet", ex);
          }
          return row;
      }
  
  }
  