Java tutorial
/* * Copyright (c) 2014-2015 University of Ulm * * See the NOTICE file distributed with this work for additional information * regarding copyright ownership. Licensed 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 models; import com.google.common.collect.ImmutableMap; import models.generic.Model; import javax.persistence.Column; import javax.persistence.ElementCollection; import javax.persistence.Entity; import javax.persistence.MapKeyColumn; import java.util.Map; /** * Created by daniel on 06.10.15. */ @Entity public class TemplateOptions extends Model { @ElementCollection @MapKeyColumn(name = "tagName") @Column(name = "tagValue") private Map<String, String> tags; /** * Empty constructor for hibernate. */ protected TemplateOptions() { } public Map<String, String> tags() { return ImmutableMap.copyOf(tags); } public void addTag(String tagName, String tagValue) { this.tags.put(tagName, tagValue); } }