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'jdbacl' stands for 'Java DataBase ACcess Layer' and provides utilities for accessing JDBC databases from Java programs, retrieving meta information in an object model and querying database data. 'rapiddweller jdbacl' is forked from Databene jdbacl by Volker Bergmann.

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/*
 * (c) Copyright 2010 by Volker Bergmann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, is permitted under the terms of the
 * GNU General Public License (GPL).
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
 * REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
 * HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.rapiddweller.jdbacl.model;

import com.rapiddweller.common.Assert;
import com.rapiddweller.common.collection.OrderedNameMap;

import java.util.Map;

/**
 * Represents a row in a database table.


 * Created: 23.07.2010 07:29:14
 * @author Volker Bergmann
 * @since 0.6.3
 */
public class DBRow {

  DBTable table;
  final OrderedNameMap cells;

  public DBRow(DBTable table) {
    this.table = table;
    this.cells = OrderedNameMap.createCaseIgnorantMap();
  }

  public DBTable getTable() {
    return table;
  }

  public DBRow withTable(DBTable table) {
    this.table = table;
    return this;
  }

  public Map getCells() {
    return cells;
  }

  public Object[] getPKValues() {
    return getCellValues(table.getPKColumnNames());
  }

  public Object getPKValue() {
    String[] columnNames = table.getPKColumnNames();
    if (columnNames.length == 1) {
      return getCellValue(columnNames[0]);
    } else {
      return getCellValues(columnNames);
    }
  }

  public Object getFKValue(DBForeignKeyConstraint fk) {
    String[] columnNames = fk.getColumnNames();
    if (columnNames.length == 1) {
      return getCellValue(columnNames[0]);
    } else {
      return getCellValues(columnNames);
    }
  }

  public void setFKValue(DBForeignKeyConstraint fkConstraint, Object fkValue) {
    String[] columnNames = fkConstraint.getColumnNames();
    if (columnNames.length == 1) {
      setCellValue(columnNames[0], fkValue);
    } else {
      Object[] cellValues = (Object[]) fkValue;
      setCellValues(columnNames, cellValues);
    }
  }

  public Object[] getFKComponents(DBForeignKeyConstraint fk) {
    return getCellValues(fk.getColumnNames());
  }

  public void setCellValues(String[] columnNames, Object[] cellValues) {
    Assert.equals(columnNames.length, cellValues.length, "mismatch of column and value counts");
    for (int i = 0; i < columnNames.length; i++) {
      setCellValue(columnNames[i], cellValues[i]);
    }
  }

  private Object[] getCellValues(String[] columnNames) {
    Object[] result = new Object[columnNames.length];
    for (int i = 0; i < columnNames.length; i++) {
      result[i] = cells.get(columnNames[i]);
    }
    return result;
  }

  public Object getCellValue(String columnName) {
    return cells.get(columnName);
  }

  public void setCellValue(String columnName, Object value) {
    cells.put(columnName, value);
  }

  @Override
  public String toString() {
    return table.getName() + cells.values();
  }

  public void setPKValue(Object newPK) {
    String[] columnNames = table.getPKColumnNames();
    if (columnNames.length == 1) {
      setCellValue(columnNames[0], newPK);
    } else {
      setCellValues(columnNames, (Object[]) newPK);
    }
  }

}
    

    

    

            

    

            



    
    






    
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