Java tutorial
/* * Copyright 2015 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 * * 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 bootstrap; import java.util.HashMap; import java.util.Map; import org.springframework.boot.SpringApplication; import org.springframework.boot.env.EnvironmentPostProcessor; import org.springframework.core.Ordered; import org.springframework.core.annotation.Order; import org.springframework.core.env.ConfigurableEnvironment; import org.springframework.core.env.MapPropertySource; import org.springframework.util.ClassUtils; import lombok.extern.apachecommons.CommonsLog; /** * @author Dave Syer * */ @Order(Ordered.LOWEST_PRECEDENCE) @CommonsLog public class EnvironmentBootstrapConfiguration implements EnvironmentPostProcessor { private static final String CONFIG_SERVER_BOOTSTRAP = "configServerBootstrap"; @Override public void postProcessEnvironment(ConfigurableEnvironment environment, SpringApplication application) { if (!environment.getPropertySources().contains(CONFIG_SERVER_BOOTSTRAP)) { Map<String, Object> map = new HashMap<String, Object>(); map.put("spring.cloud.config.uri", "${CONFIG_SERVER_URI:${vcap.services.${PREFIX:}configserver.credentials.uri:http://localhost:8888}}"); if (ClassUtils.isPresent("org.springframework.cloud.sleuth.zipkin.ZipkinProperties", null)) { map.put("spring.zipkin.host", "${ZIPKIN_HOST:${vcap.services.${PREFIX:}zipkin.credentials.host:localhost}}"); map.put("logging.pattern.console", "%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(%5p) %clr(${PID:- }){magenta} %clr(---){faint} %clr([trace=%X{X-Trace-Id:-},span=%X{X-Span-Id:-}]){yellow} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m%n%wex"); String zipkinHost = environment .resolvePlaceholders("${ZIPKIN_HOST:${vcap.services.${PREFIX:}zipkin.credentials.host:}}"); if (!"".equals(zipkinHost)) { map.put("fleet.zipkin.enabled", "true"); } } String space = environment.resolvePlaceholders("${vcap.application.space_name:dev}"); log.info("Spacename: " + space); if (space.startsWith("dev")) { environment.addActiveProfile("dev"); } map.put("encrypt.failOnError", "false"); map.put("endpoints.shutdown.enabled", "true"); map.put("endpoints.restart.enabled", "true"); environment.getPropertySources().addLast(new MapPropertySource(CONFIG_SERVER_BOOTSTRAP, map)); } } }