content: /*
   * Copyright (c) 2015, 2020, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package com.mysql.cj.xdevapi;
  
  import java.math.BigDecimal;
  import java.sql.Date;
  import java.sql.Time;
  import java.sql.Timestamp;
  import java.util.TimeZone;
  
  import com.mysql.cj.conf.PropertySet;
  import com.mysql.cj.exceptions.DataReadException;
  import com.mysql.cj.protocol.ColumnDefinition;
  import com.mysql.cj.result.BigDecimalValueFactory;
  import com.mysql.cj.result.BooleanValueFactory;
  import com.mysql.cj.result.ByteValueFactory;
  import com.mysql.cj.result.DoubleValueFactory;
  import com.mysql.cj.result.IntegerValueFactory;
  import com.mysql.cj.result.LongValueFactory;
  import com.mysql.cj.result.Row;
  import com.mysql.cj.result.SqlDateValueFactory;
  import com.mysql.cj.result.SqlTimeValueFactory;
  import com.mysql.cj.result.SqlTimestampValueFactory;
  import com.mysql.cj.result.StringValueFactory;
  
  /**
   * {@link com.mysql.cj.xdevapi.Row} implementation.
   */
  public class RowImpl implements com.mysql.cj.xdevapi.Row {
      private Row row;
      private ColumnDefinition metadata;
      /**
       * Default time zone used to create date/time result values.
       */
      private TimeZone defaultTimeZone;
      private PropertySet pset;
  
      /**
       * Constructor.
       * 
       * @param row
       *            {@link Row} instance provided by c/J core.
       * @param metadata
       *            {@link ColumnDefinition} object to use for new rows.
       * @param defaultTimeZone
       *            {@link TimeZone} object representing the default time zone
       * @param pset
       *            {@link PropertySet}
       */
      public RowImpl(Row row, ColumnDefinition metadata, TimeZone defaultTimeZone, PropertySet pset) {
          this.row = row;
          this.metadata = metadata;
          this.defaultTimeZone = defaultTimeZone;
          this.pset = pset;
      }
  
      /**
       * Map a field name to it's index in the row.
       *
       * @param fieldName
       *            field name
       * @return field index
       * @throws DataReadException
       *             if the field name is not in the row
       */
      private int fieldNameToIndex(String fieldName) {
          int idx = this.metadata.findColumn(fieldName, true, 0);
          if (idx == -1) {
              throw new DataReadException("Invalid column");
          }
          return idx;
      }
  
      public BigDecimal getBigDecimal(String fieldName) {
          return getBigDecimal(fieldNameToIndex(fieldName));
      }
  
      public BigDecimal getBigDecimal(int pos) {
          return this.row.getValue(pos, new BigDecimalValueFactory(this.pset));
      }
  
      public boolean getBoolean(String fieldName) {
          return getBoolean(fieldNameToIndex(fieldName));
      }
  
      public boolean getBoolean(int pos) {
          Boolean res = this.row.getValue(pos, new BooleanValueFactory(this.pset));
          return res == null ? false : res;
      }
  
      public byte getByte(String fieldName) {
          return getByte(fieldNameToIndex(fieldName));
      }
  
      public byte getByte(int pos) {
          Byte res = this.row.getValue(pos, new ByteValueFactory(this.pset));
          return res == null ? (byte) 0 : res;
      }
  
      public Date getDate(String fieldName) {
          return getDate(fieldNameToIndex(fieldName));
      }
  
      public Date getDate(int pos) {
          return this.row.getValue(pos, new SqlDateValueFactory(this.pset, null, this.defaultTimeZone));
      }
  
      public DbDoc getDbDoc(String fieldName) {
          return getDbDoc(fieldNameToIndex(fieldName));
      }
  
      public DbDoc getDbDoc(int pos) {
          return this.row.getValue(pos, new DbDocValueFactory(this.pset));
      }
  
      public double getDouble(String fieldName) {
          return getDouble(fieldNameToIndex(fieldName));
      }
  
      public double getDouble(int pos) {
          Double res = this.row.getValue(pos, new DoubleValueFactory(this.pset));
          return res == null ? 0.0d : res;
      }
  
      public int getInt(String fieldName) {
          return getInt(fieldNameToIndex(fieldName));
      }
  
      public int getInt(int pos) {
          Integer res = this.row.getValue(pos, new IntegerValueFactory(this.pset));
          return res == null ? 0 : res;
      }
  
      public long getLong(String fieldName) {
          return getLong(fieldNameToIndex(fieldName));
      }
  
      public long getLong(int pos) {
          Long res = this.row.getValue(pos, new LongValueFactory(this.pset));
          return res == null ? 0L : res;
      }
  
      public String getString(String fieldName) {
          return getString(fieldNameToIndex(fieldName));
      }
  
      public String getString(int pos) {
          // TODO: charset
          return this.row.getValue(pos, new StringValueFactory(this.pset));
      }
  
      public Time getTime(String fieldName) {
          return getTime(fieldNameToIndex(fieldName));
      }
  
      public Time getTime(int pos) {
          return this.row.getValue(pos, new SqlTimeValueFactory(this.pset, null, this.defaultTimeZone));
      }
  
      public Timestamp getTimestamp(String fieldName) {
          return getTimestamp(fieldNameToIndex(fieldName));
      }
  
      public Timestamp getTimestamp(int pos) {
          return this.row.getValue(pos, new SqlTimestampValueFactory(this.pset, null, this.defaultTimeZone, this.defaultTimeZone));
      }
  }
  