| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.jdo.tck.pc.companyMapWithoutJoin; |
| |
| import java.io.Serializable; |
| import java.io.ObjectInputStream; |
| import java.io.IOException; |
| |
| import java.text.SimpleDateFormat; |
| |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.Set; |
| import java.util.HashSet; |
| import java.util.Date; |
| |
| import org.apache.jdo.tck.util.DeepEquality; |
| import org.apache.jdo.tck.util.EqualityHelper; |
| |
| /** |
| * This class represents information about a company. |
| */ |
| public class Company |
| implements ICompany, Serializable, Comparable, Comparator, DeepEquality { |
| |
| private long companyid; |
| private String name; |
| private Date founded; |
| private transient Set departments = new HashSet(); // element type is Department |
| |
| protected static SimpleDateFormat formatter = |
| new SimpleDateFormat("d/MMM/yyyy"); |
| |
| /** This is the JDO-required no-args constructor. The TCK relies on |
| * this constructor for testing PersistenceManager.newInstance(PCClass). |
| */ |
| public Company() {} |
| |
| /** |
| * Initialize the <code>Company</code> instance. |
| * @param companyid The company id. |
| * @param name The company name. |
| * @param founded The date the company was founded. |
| */ |
| public Company(long companyid, String name, Date founded) { |
| this.companyid = companyid; |
| this.name = name; |
| this.founded = founded; |
| } |
| |
| /** |
| * Get the company id. |
| * @return The company id. |
| */ |
| public long getCompanyid() { |
| return companyid; |
| } |
| |
| /** |
| * Set the id associated with this object. |
| * @param id the id. |
| */ |
| public void setCompanyid(long id) { |
| if (this.companyid != 0) |
| throw new IllegalStateException("Id is already set."); |
| this.companyid = id; |
| } |
| |
| /** |
| * Get the name of the company. |
| * @return The name of the company. |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * Set the name of the company. |
| * @param name The value to use for the name of the company. |
| */ |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| /** |
| * Get the date that the company was founded. |
| * @return The date the company was founded. |
| */ |
| public Date getFounded() { |
| return founded; |
| } |
| |
| /** |
| * Set the date that the company was founded. |
| * @param founded The date to set that the company was founded. |
| */ |
| public void setFounded(Date founded) { |
| this.founded = founded; |
| } |
| |
| /** |
| * Get the departments contained in the company. |
| * @return An unmodifiable <code>Set</code> that contains all the |
| * <code>Department</code>s of the company. |
| */ |
| public Set getDepartments() { |
| return Collections.unmodifiableSet(departments); |
| } |
| |
| /** |
| * Add a <code>Department</code> instance to the company. |
| * @param dept The <code>Department</code> instance to add. |
| */ |
| public void addDepartment(Department dept) { |
| departments.add(dept); |
| } |
| |
| /** |
| * Remove a <code>Department</code> instance from the company. |
| * @param dept The <code>Department</code> instance to remove. |
| */ |
| public void removeDepartment(Department dept) { |
| departments.remove(dept); |
| } |
| |
| /** |
| * Initialize the set of <code>Department</code>s in the company to the |
| * parameter. |
| * @param departments The set of <code>Department</code>s for the |
| * company. |
| */ |
| public void setDepartments(Set departments) { |
| // workaround: create a new HashSet, because fostore does not |
| // support LinkedHashSet |
| this.departments = |
| (departments != null) ? new HashSet(departments) : null; |
| } |
| |
| /** |
| * Serialization support: initialize transient fields. |
| * @param in stream |
| * @throws IOException error during reading |
| * @throws ClassNotFoundException class could not be found |
| */ |
| private void readObject(ObjectInputStream in) |
| throws IOException, ClassNotFoundException { |
| in.defaultReadObject(); |
| departments = new HashSet(); |
| } |
| |
| /** |
| * Returns a String representation of a <code>Company</code> object. |
| * @return a String representation of a <code>Company</code> object. |
| */ |
| public String toString() { |
| return "Company(" + getFieldRepr()+ ")"; |
| } |
| |
| /** |
| * Returns a String representation of the non-relationship fields. |
| * @return a String representation of the non-relationship fields. |
| */ |
| protected String getFieldRepr() { |
| StringBuffer rc = new StringBuffer(); |
| rc.append(companyid); |
| rc.append(", name ").append(name); |
| rc.append(", founded ").append( |
| founded==null ? "null" : formatter.format(founded)); |
| return rc.toString(); |
| } |
| |
| /** |
| * Returns <code>true</code> if all the fields of this instance are |
| * deep equal to the coresponding fields of the specified Person. |
| * @param other the object with which to compare. |
| * @param helper EqualityHelper to keep track of instances that have |
| * already been processed. |
| * @return <code>true</code> if all the fields are deep equal; |
| * <code>false</code> otherwise. |
| * @throws ClassCastException if the specified instances' type prevents |
| * it from being compared to this instance. |
| */ |
| public boolean deepCompareFields(Object other, |
| EqualityHelper helper) { |
| ICompany otherCompany = (ICompany)other; |
| String where = "Company<" + companyid + ">"; |
| return |
| helper.equals(companyid, otherCompany.getCompanyid(), where + ".companyid") & |
| helper.equals(name, otherCompany.getName(), where + ".name") & |
| helper.equals(founded, otherCompany.getFounded(), where + ".founded") & |
| helper.deepEquals(departments, otherCompany.getDepartments(), where + ".departments"); |
| } |
| |
| /** |
| * Compares this object with the specified object for order. Returns a |
| * negative integer, zero, or a positive integer as this object is less |
| * than, equal to, or greater than the specified object. |
| * @param o The Object to be compared. |
| * @return a negative integer, zero, or a positive integer as this |
| * object is less than, equal to, or greater than the specified object. |
| * @throws ClassCastException - if the specified object's type prevents |
| * it from being compared to this Object. |
| */ |
| public int compareTo(Object o) { |
| return compareTo((ICompany)o); |
| } |
| |
| /** |
| * Compare two instances. This is a method in Comparator. |
| */ |
| public int compare(Object o1, Object o2) { |
| return compare((ICompany)o1, (ICompany)o2); |
| } |
| |
| /** |
| * Compares this object with the specified Company object for |
| * order. Returns a negative integer, zero, or a positive integer as |
| * this object is less than, equal to, or greater than the specified |
| * object. |
| * @param other The Company object to be compared. |
| * @return a negative integer, zero, or a positive integer as this |
| * object is less than, equal to, or greater than the specified Company |
| * object. |
| */ |
| public int compareTo(ICompany other) { |
| return compare(this, other); |
| } |
| |
| /** |
| * Compares its two ICompany arguments for order. Returns a negative |
| * integer, zero, or a positive integer as the first argument is less |
| * than, equal to, or greater than the second. |
| * @param o1 the first ICompany object to be compared. |
| * @param o2 the second ICompany object to be compared. |
| * @return a negative integer, zero, or a positive integer as the first |
| * object is less than, equal to, or greater than the second object. |
| */ |
| public static int compare(ICompany o1, ICompany o2) { |
| return EqualityHelper.compare(o1.getCompanyid(), o2.getCompanyid()); |
| } |
| |
| /** |
| * Indicates whether some other object is "equal to" this one. |
| * @param obj the object with which to compare. |
| * @return <code>true</code> if this object is the same as the obj |
| * argument; <code>false</code> otherwise. |
| */ |
| public boolean equals(Object obj) { |
| if (obj instanceof ICompany) { |
| return compareTo((ICompany)obj) == 0; |
| } |
| return false; |
| } |
| |
| /** |
| * Returns a hash code value for the object. |
| * @return a hash code value for this object. |
| */ |
| public int hashCode() { |
| return (int)companyid; |
| } |
| |
| /** |
| * The class to be used as the application identifier |
| * for the <code>Company</code> class. It consists of both the company |
| * name and the date that the company was founded. |
| */ |
| public static class Oid implements Serializable, Comparable { |
| |
| /** |
| * This field is part of the identifier and should match in name |
| * and type with a field in the <code>Company</code> class. |
| */ |
| public long companyid; |
| |
| /** The required public no-arg constructor. */ |
| public Oid() { } |
| |
| /** |
| * Initialize the identifier. |
| * @param companyid The id of the company. |
| */ |
| public Oid(long companyid) { |
| this.companyid = companyid; |
| } |
| |
| public Oid(String s) { companyid = Long.parseLong(justTheId(s)); } |
| |
| public String toString() { return this.getClass().getName() + ": " + companyid;} |
| |
| |
| /** */ |
| public boolean equals(Object obj) { |
| if (obj==null || !this.getClass().equals(obj.getClass())) |
| return false; |
| Oid o = (Oid) obj; |
| if (this.companyid != o.companyid) |
| return false; |
| return true; |
| } |
| |
| /** */ |
| public int hashCode() { |
| return (int)companyid; |
| } |
| |
| protected static String justTheId(String str) { |
| return str.substring(str.indexOf(':') + 1); |
| } |
| |
| /** */ |
| public int compareTo(Object obj) { |
| // may throw ClassCastException which the user must handle |
| Oid other = (Oid) obj; |
| if( companyid < other.companyid ) return -1; |
| if( companyid > other.companyid ) return 1; |
| return 0; |
| } |
| |
| } |
| |
| } |
| |