/* * Copyright 2015-2019 the original author or authors. * * 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 * * https://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 org.springframework.cloud.zookeeper.discovery.dependency; import java.util.Collections; import java.util.Map; import org.springframework.boot.autoconfigure.condition.ConditionOutcome; import org.springframework.boot.autoconfigure.condition.SpringBootCondition; import org.springframework.boot.context.properties.bind.Bindable; import org.springframework.boot.context.properties.bind.Binder; import org.springframework.context.annotation.ConditionContext; import org.springframework.core.type.AnnotatedTypeMetadata; /** * Condition that verifies if the Dependencies have been passed in an appropriate place in * the application properties. * * @author Marcin Grzejszczak * @since 1.0.0 */ public class DependenciesPassedCondition extends SpringBootCondition { private static final Bindable<Map<String, String>> STRING_STRING_MAP = Bindable .mapOf(String.class, String.class); private static final String ZOOKEEPER_DEPENDENCIES_PROP = "spring.cloud.zookeeper.dependencies"; @Override public ConditionOutcome getMatchOutcome(ConditionContext context, AnnotatedTypeMetadata metadata) { Map<String, String> subProperties = Binder.get(context.getEnvironment()) .bind(ZOOKEEPER_DEPENDENCIES_PROP, STRING_STRING_MAP) .orElseGet(Collections::emptyMap); if (!subProperties.isEmpty()) { return ConditionOutcome.match("Dependencies are defined in configuration"); } Boolean dependenciesEnabled = context.getEnvironment().getProperty( "spring.cloud.zookeeper.dependency.enabled", Boolean.class, false); if (dependenciesEnabled) { return ConditionOutcome.match( "Dependencies are not defined in configuration, but switch is turned on"); } return ConditionOutcome .noMatch("No dependencies have been passed for the service"); } }