001    /**
002     * Copyright 2005-2014 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.kew.api.identity;
017    
018    import org.kuali.rice.kew.api.user.UserId;
019    
020    /**
021     * The Employee ID of a Person in KIM
022     * 
023     * @author Kuali Rice Team (rice.collab@kuali.org)
024     *
025     */
026    public class EmployeeId implements UserId {
027        private static final long serialVersionUID = -1335314734556834644L;
028        private String employeeId;
029    
030            public EmployeeId() {
031            }
032    
033            public EmployeeId(String employeeId) {
034                    setEmployeeId(employeeId);
035            }
036            
037            public String getEmployeeId() {
038                    return this.employeeId;
039            }
040            
041            public void setEmployeeId(String employeeId) {
042                    this.employeeId = (employeeId == null ? null : employeeId.trim());
043            }
044    
045        @Override
046        public String getId() {
047            return getEmployeeId();
048        }
049    
050        /**
051         * Returns true if this userId has an empty value. Empty userIds can't be used as keys in a Hash, among other things.
052         *
053         * @return true if this instance doesn't have a value
054         */
055        @Override
056        public boolean isEmpty() {
057            return (employeeId == null || employeeId.trim().length() == 0);
058        }
059    
060        /**
061         * If you make this class non-final, you must rewrite equals to work for subclasses.
062         */
063        public boolean equals(Object obj) {
064    
065            if (obj != null && (obj instanceof EmployeeId)) {
066                EmployeeId a = (EmployeeId) obj;
067    
068                if (getEmployeeId() == null) {
069                    return false;
070                }
071    
072                return employeeId.equals(a.getEmployeeId());
073            }
074    
075            return false;
076        }
077    
078        public int hashCode() {
079            return employeeId == null ? 0 : employeeId.hashCode();
080        }
081    
082        public String toString() {
083            if (employeeId == null) {
084                return "employeeId: null";
085            }
086            return "employeeId: " + employeeId;
087        }
088    
089    }