HashMapWrapper.java

package org.emau.icmvc.ganimed.ttp.cm2.dto;

/*
 * ###license-information-start###
 * gPAS - a Generic Pseudonym Administration Service
 * __
 * Copyright (C) 2014 - 2018 The MOSAIC Project - Institut fuer Community
 *                                                      Medicine of the University Medicine Greifswald -
 *                                                      mosaic-projekt@uni-greifswald.de
 * 
 *                                                      concept and implementation
 *                                                      l.geidel
 *                                                      web client
 *                                                      a.blumentritt, m.bialke
 * 
 *                                                      Selected functionalities of gICS were developed as part of the MAGIC Project (funded by the DFG HO 1937/5-1).
 * 
 *                                                      please cite our publications
 *                                                      http://dx.doi.org/10.3414/ME14-01-0133
 *                                                      http://dx.doi.org/10.1186/s12967-015-0545-6
 *                                                      http://dx.doi.org/10.3205/17gmds146
 * __
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ###license-information-end###
 */

import java.io.Serializable;
import java.util.HashMap;

public class HashMapWrapper<K, V> implements Serializable {

        private static final long serialVersionUID = -7187508614583233675L;
        // nein, nicht final - wird vom jboss beim deserialiseren per reflection (setter) gesetzt
        private HashMap<K, V> map;

        public HashMapWrapper() {
                map = new HashMap<K, V>();
        }

        public HashMapWrapper(HashMap<K, V> map) {
                super();
                if (map != null) {
                        this.map = map;
                } else {
                        this.map = new HashMap<K, V>();
                }
        }

        public HashMap<K, V> getMap() {
                return map;
        }

        public void setMap(HashMap<K, V> map) {
                if (map != null) {
                        this.map = map;
                }
        }

        @Override
        public int hashCode() {
                final int prime = 31;
                int result = 1;
                result = prime * result + ((map == null) ? 0 : map.hashCode());
                return result;
        }

        @Override
        public boolean equals(Object obj) {
                if (this == obj)
                        return true;
                if (obj == null)
                        return false;
                if (getClass() != obj.getClass())
                        return false;
                @SuppressWarnings("unchecked")
                HashMapWrapper<K, V> other = (HashMapWrapper<K, V>) obj;
                if (map == null) {
                        if (other.map != null)
                                return false;
                } else if (!map.equals(other.map))
                        return false;
                return true;
        }
}