001    /*
002     * Copyright 2010 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.osedu.org/licenses/ECL-2.0
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.student.contract.model.impl;
017    
018    import java.util.List;
019    
020    import org.kuali.student.contract.model.MessageStructure;
021    import org.kuali.student.contract.model.Service;
022    import org.kuali.student.contract.model.ServiceContractModel;
023    import org.kuali.student.contract.model.ServiceMethod;
024    import org.kuali.student.contract.model.XmlType;
025    
026    /**
027     * This reads the supplied spreadsheet but then caches it so it doesn't have to
028     * re-read it again.
029     * @author nwright
030     */
031    public class ServiceContractModelCache implements ServiceContractModel {
032    
033        private ServiceContractModel model;
034    
035        public ServiceContractModelCache(ServiceContractModel model) {
036            this.model = model;
037        }
038        private List<ServiceMethod> serviceMethods = null;
039    
040        @Override
041        public List<ServiceMethod> getServiceMethods() {
042            if (serviceMethods == null) {
043                serviceMethods = model.getServiceMethods();
044            }
045            return serviceMethods;
046        }
047        private List<XmlType> xmlTypes;
048    
049        @Override
050        public List<XmlType> getXmlTypes() {
051            if (xmlTypes == null) {
052                xmlTypes = model.getXmlTypes();
053            }
054            return xmlTypes;
055        }
056        private List<MessageStructure> messageStructures = null;
057    
058        @Override
059        public List<MessageStructure> getMessageStructures() {
060            if (messageStructures == null) {
061                messageStructures = model.getMessageStructures();
062            }
063            return messageStructures;
064        }
065        private List<Service> services = null;
066    
067        @Override
068        public List<Service> getServices() {
069            if (services == null) {
070                services = model.getServices();
071            }
072            return services;
073        }
074    
075        @Override
076        public List<String> getSourceNames() {
077            return model.getSourceNames();
078        }
079    }