001/*
002 * Copyright 2012-2018 the original author or authors.
003 *
004 * Licensed under the Apache 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.apache.org/licenses/LICENSE-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
017package org.springframework.boot.autoconfigure.hazelcast;
018
019import org.springframework.boot.context.properties.ConfigurationProperties;
020import org.springframework.core.io.Resource;
021import org.springframework.util.Assert;
022
023/**
024 * Configuration properties for the hazelcast integration.
025 *
026 * @author Stephane Nicoll
027 * @since 1.3.0
028 */
029@ConfigurationProperties(prefix = "spring.hazelcast")
030public class HazelcastProperties {
031
032        /**
033         * The location of the configuration file to use to initialize Hazelcast.
034         */
035        private Resource config;
036
037        public Resource getConfig() {
038                return this.config;
039        }
040
041        public void setConfig(Resource config) {
042                this.config = config;
043        }
044
045        /**
046         * Resolve the config location if set.
047         * @return the location or {@code null} if it is not set
048         * @throws IllegalArgumentException if the config attribute is set to an unknown
049         * location
050         */
051        public Resource resolveConfigLocation() {
052                if (this.config == null) {
053                        return null;
054                }
055                Assert.isTrue(this.config.exists(), () -> "Hazelcast configuration does not "
056                                + "exist '" + this.config.getDescription() + "'");
057                return this.config;
058        }
059
060}