Java tutorial
/* * Copyright 2016 Sebastian Gil. * 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 com.create.application.configuration.properties; import org.springframework.boot.context.properties.ConfigurationProperties; import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; import java.util.function.Function; import java.util.stream.Collectors; import static com.create.application.configuration.properties.EclipseLinkProperties.SPRING_JPA_PREFIX; @ConfigurationProperties(SPRING_JPA_PREFIX) public class EclipseLinkProperties { static final String SPRING_JPA_PREFIX = "spring.jpa"; private static final String ECLIPSE_LINK_PREFIX = "eclipselink"; private Map<String, String> eclipselink = new HashMap<>(); public Map<String, String> getEclipselink() { return eclipselink; } public void setEclipselink(Map<String, String> eclipselink) { this.eclipselink = eclipselink; } public Map<String, Object> getVendorProperties() { return eclipselink.entrySet().stream().collect(Collectors.toMap(toPrefixedProperty(), Entry::getValue)); } private Function<Entry<String, String>, String> toPrefixedProperty() { return entry -> String.format("%s.%s", ECLIPSE_LINK_PREFIX, entry.getKey()); } }