jackcess/src/main/java/com/healthmarketscience/jackcess/impl/RowImpl.java

/*
Copyright (c) 2013 James Ahlborn

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.healthmarketscience.jackcess.impl;

import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.Date;
import java.math.BigDecimal;
import java.time.LocalDateTime;

import com.healthmarketscience.jackcess.Row;
import com.healthmarketscience.jackcess.complex.ComplexValueForeignKey;
import com.healthmarketscience.jackcess.util.OleBlob;


/**
 * A row of data as column->value pairs.
 * <p>
 * Note that the {@link #equals} and {@link #hashCode} methods work on the row
 * contents <i>only</i> (i.e. they ignore the id).
 *
 * @author James Ahlborn
 */
public class RowImpl extends LinkedHashMap<String,Object> implements Row
{
  private static final long serialVersionUID = 20130314L;

  private final RowIdImpl _id;

  public RowImpl(RowIdImpl id) {
    _id = id;
  }

  public RowImpl(RowIdImpl id, int expectedSize) {
    super(expectedSize);
    _id = id;
  }

  public RowImpl(Row row) {
    super(row);
    _id = (RowIdImpl)row.getId();
  }

  @Override
  public RowIdImpl getId() {
    return _id;
  }

  @Override
  public String getString(String name) {
    return (String)get(name);
  }

  @Override
  public Boolean getBoolean(String name) {
    return (Boolean)get(name);
  }

  @Override
  public Byte getByte(String name) {
    return (Byte)get(name);
  }

  @Override
  public Short getShort(String name) {
    return (Short)get(name);
  }

  @Override
  public Integer getInt(String name) {
    return (Integer)get(name);
  }

  @Override
  public BigDecimal getBigDecimal(String name) {
    return (BigDecimal)get(name);
  }

  @Override
  public Float getFloat(String name) {
    return (Float)get(name);
  }

  @Override
  public Double getDouble(String name) {
    return (Double)get(name);
  }

  @Override
  @SuppressWarnings("deprecation")
  public Date getDate(String name) {
    return (Date)get(name);
  }

  @Override
  public LocalDateTime getLocalDateTime(String name) {
    return (LocalDateTime)get(name);
  }

  @Override
  public byte[] getBytes(String name) {
    return (byte[])get(name);
  }

  @Override
  public ComplexValueForeignKey getForeignKey(String name) {
    return (ComplexValueForeignKey)get(name);
  }

  @Override
  public OleBlob getBlob(String name) throws IOException {
    byte[] bytes = getBytes(name);
    return ((bytes != null) ? OleBlob.Builder.fromInternalData(bytes) : null);
  }

  @Override
  public String toString() {
    return CustomToStringStyle.valueBuilder("Row[" + _id + "]")
      .append(null, this)
      .toString();
  }
}