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 */ 016package org.springframework.boot.autoconfigure.security.oauth2.client; 017 018import java.util.Collections; 019import java.util.Map; 020import java.util.stream.Collectors; 021 022import org.springframework.boot.autoconfigure.condition.ConditionMessage; 023import org.springframework.boot.autoconfigure.condition.ConditionOutcome; 024import org.springframework.boot.autoconfigure.condition.SpringBootCondition; 025import org.springframework.boot.context.properties.bind.Bindable; 026import org.springframework.boot.context.properties.bind.Binder; 027import org.springframework.context.annotation.ConditionContext; 028import org.springframework.core.env.Environment; 029import org.springframework.core.type.AnnotatedTypeMetadata; 030 031/** 032 * Condition that matches if any {@code spring.security.oauth2.client.registration} 033 * properties are defined. 034 * 035 * @author Madhura Bhave 036 * @since 2.1.0 037 */ 038 039public class ClientsConfiguredCondition extends SpringBootCondition { 040 041 private static final Bindable<Map<String, OAuth2ClientProperties.Registration>> STRING_REGISTRATION_MAP = Bindable 042 .mapOf(String.class, OAuth2ClientProperties.Registration.class); 043 044 @Override 045 public ConditionOutcome getMatchOutcome(ConditionContext context, 046 AnnotatedTypeMetadata metadata) { 047 ConditionMessage.Builder message = ConditionMessage 048 .forCondition("OAuth2 Clients Configured Condition"); 049 Map<String, OAuth2ClientProperties.Registration> registrations = getRegistrations( 050 context.getEnvironment()); 051 if (!registrations.isEmpty()) { 052 return ConditionOutcome.match(message 053 .foundExactly("registered clients " + registrations.values().stream() 054 .map(OAuth2ClientProperties.Registration::getClientId) 055 .collect(Collectors.joining(", ")))); 056 } 057 return ConditionOutcome.noMatch(message.notAvailable("registered clients")); 058 } 059 060 private Map<String, OAuth2ClientProperties.Registration> getRegistrations( 061 Environment environment) { 062 return Binder.get(environment).bind("spring.security.oauth2.client.registration", 063 STRING_REGISTRATION_MAP).orElse(Collections.emptyMap()); 064 } 065 066}