reportdefinition.java

swing编写的库存管理程序。毕业设计类

/**
 * ========================================
 * JFreeReport : a free Java report library
 * ========================================
 *
 * Project Info:  http://www.jfree.org/jfreereport/index.html
 * Project Lead:  Thomas Morgner;
 *
 * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
 *
 * This library is free software; you can redistribute it and/or modify it under the terms
 * of the GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * ---------------------
 * ReportDefinition.java
 * ---------------------
 * (C)opyright 2003, by Thomas Morgner and Contributors.
 *
 * Original Author:  Thomas Morgner;
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 *
 * $Id: ReportDefinition.java,v 1.4.2.1 2003/12/21 23:28:44 taqua Exp $
 *
 * Changes
 * -------
 * 05.04.2003 : Initial version
 *
 */

package org.jfree.report;

import org.jfree.report.style.StyleSheetCollection;
import org.jfree.report.util.ReportConfiguration;
import org.jfree.report.util.ReportProperties;

/**
 * A report definition. This the working copy of the JFreeReport object. This object
 * is not serializable, as it is used internally.
 *
 * @author Thomas Morgner.
 */
public interface ReportDefinition extends Cloneable
{
  /**
   * Returns the list of groups for the report.
   *
   * @return The list of groups.
   */
  public GroupList getGroups();

  /**
   * Returns the report header.
   *
   * @return The report header.
   */
  public ReportHeader getReportHeader();

  /**
   * Returns the report footer.
   *
   * @return The report footer.
   */
  public ReportFooter getReportFooter();

  /**
   * Returns the page header.
   *
   * @return The page header.
   */
  public PageHeader getPageHeader();

  /**
   * Returns the page footer.
   *
   * @return The page footer.
   */
  public PageFooter getPageFooter();

  /**
   * Returns the item band.
   *
   * @return The item band.
   */
  public ItemBand getItemBand();

  /**
   * Returns the watermark band.
   *
   * @return The watermark band.
   */
  public Watermark getWatermark();

  /**
   * Returns the report properties.
   *
   * @return The report properties.
   */
  public ReportProperties getProperties();

  /**
   * Returns the report configuration.
   *
   * @return The report configuration.
   */
  public ReportConfiguration getReportConfiguration();

  /**
   * Returns the number of groups in this report.
   * <P>
   * Every report has at least one group defined.
   *
   * @return the group count.
   */
  public int getGroupCount();

  /**
   * Returns the group at the specified index or null, if there
   * is no such group.
   *
   * @param count  the group index.
   *
   * @return the requested group.
   *
   * @throws IllegalArgumentException if the count is negative.
   * @throws IndexOutOfBoundsException if the count is greater than
   * the number of defined groups.
   */
  public Group getGroup(int count);

  /**
   * Returns the stylesheet collection of this report definition. The stylesheet
   * collection is fixed for the report definition and all elements of the report.
   * When a band or group is added to the report it will get registered with this
   * stylesheet collection and cannot be used in an different report.
   *
   * @return the stylesheet collection of the report, never null.
   */
  public StyleSheetCollection getStyleSheetCollection();
}