| /* |
| * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.testing.models.employee.domain; |
| |
| import java.sql.Date; |
| import java.io.*; |
| import java.beans.PropertyChangeListener; |
| import java.beans.PropertyChangeEvent; |
| import org.eclipse.persistence.descriptors.changetracking.*; |
| |
| /** |
| * <p><b>Purpose</b>: Defines the period an Employee worked for the organization |
| * <p><b>Description</b>: The period holds the start date and optionally the end date if the employee has left (null otherwise). |
| * Maintained in an aggregate relationship of Employee |
| * @see Employee |
| */ |
| public class EmploymentPeriod implements Serializable, ChangeTracker, Cloneable { |
| // implements ChangeTracker for testing |
| public Date startDate; |
| public Date endDate; |
| public PropertyChangeListener listener; |
| |
| public EmploymentPeriod() { |
| } |
| |
| /** |
| * Return a new employment period instance. |
| * The constructor's purpose is to allow only valid instances of a class to be created. |
| * Valid means that the get/set and clone/toString methods should work on the instance. |
| * Arguments to constructors should be avoided unless those arguments are required to put |
| * the instance into a valid state, or represent the entire instance definition. |
| */ |
| public EmploymentPeriod(Date startDate, Date endDate) { |
| this.startDate = startDate; |
| this.endDate = endDate; |
| |
| } |
| |
| @Override |
| public Object clone() |
| { |
| try { |
| return super.clone(); |
| } catch (Exception ignore) {} |
| return null; |
| } |
| |
| @Override |
| public PropertyChangeListener _persistence_getPropertyChangeListener() { |
| return listener; |
| } |
| |
| @Override |
| public void _persistence_setPropertyChangeListener(PropertyChangeListener listener) { |
| this.listener = listener; |
| } |
| |
| public void propertyChange(String propertyName, Object oldValue, Object newValue) { |
| if (listener != null) { |
| if (oldValue != newValue) { |
| listener.propertyChange(new PropertyChangeEvent(this, propertyName, oldValue, newValue)); |
| } |
| } |
| } |
| |
| public void collectionChange(String propertyName, Object oldValue, Object newValue, int changeType, boolean isChangeApplied) { |
| if (listener != null) { |
| listener.propertyChange(new CollectionChangeEvent(this, propertyName, oldValue, newValue, changeType, isChangeApplied)); |
| } |
| } |
| |
| public Date getEndDate() { |
| return endDate; |
| } |
| |
| public Date getStartDate() { |
| return startDate; |
| } |
| |
| public void setEndDate(Date endDate) { |
| Date oldDate = this.endDate; |
| this.endDate = endDate; |
| propertyChange("endDate", oldDate, endDate); |
| } |
| |
| public void setStartDate(Date startDate) { |
| Date oldDate = this.startDate; |
| this.startDate = startDate; |
| propertyChange("startDate", oldDate, startDate); |
| } |
| |
| /** |
| * Print the start & end date |
| */ |
| public String toString() { |
| StringWriter writer = new StringWriter(); |
| |
| writer.write("EmploymentPeriod: "); |
| if (getStartDate() != null) { |
| writer.write(getStartDate().toString()); |
| } |
| writer.write("-"); |
| if (getEndDate() != null) { |
| writer.write(getEndDate().toString()); |
| } |
| return writer.toString(); |
| } |
| |
| public boolean equals(Object period){ |
| if (this == period){ |
| return true; |
| } |
| if (period == null || !(period instanceof EmploymentPeriod)){ |
| return false; |
| } |
| EmploymentPeriod empPeriod = (EmploymentPeriod)period; |
| if ((getStartDate() == null && empPeriod.getStartDate() != null) || (getStartDate() != null && empPeriod.getStartDate() == null)){ |
| return false; |
| } |
| if ((getEndDate() == null && empPeriod.getEndDate() != null) || (getEndDate() != null && empPeriod.getEndDate() == null)){ |
| return false; |
| } |
| boolean match = (getStartDate() == null && empPeriod.getStartDate() == null) || (getStartDate().equals(empPeriod.getStartDate())); |
| match = match && ((getEndDate() == null && empPeriod.getEndDate() == null) || getEndDate().equals(empPeriod.getEndDate())); |
| return match; |
| } |
| |
| public int hashCode() { |
| int hash = 0; |
| hash += (this.getStartDate() != null ? this.getStartDate().hashCode() : 0); |
| hash += (this.getEndDate() != null ? this.getEndDate().hashCode() : 0); |
| return hash; |
| } |
| |
| } |