Fix race condition in server

spring-platform-netflix-core/src/main/java/org/springframework/platform/netflix/eureka/EurekaClientAutoConfiguration.java

@@ -15,7 +15,6 @@
  */
 package org.springframework.platform.netflix.eureka;
 
-import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
 
 import org.slf4j.Logger;
@@ -25,8 +24,10 @@ import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.ApplicationListener;
+import org.springframework.context.SmartLifecycle;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.core.Ordered;
 
 import com.netflix.appinfo.ApplicationInfoManager;
 import com.netflix.appinfo.InstanceInfo.InstanceStatus;
@@ -43,10 +44,14 @@ import com.netflix.discovery.EurekaClientConfig;
 @ConditionalOnClass(EurekaClientConfig.class)
 @ConditionalOnExpression("${eureka.client.enabled:true}")
 public class EurekaClientAutoConfiguration implements
-		ApplicationListener<ContextRefreshedEvent> {
+		ApplicationListener<ContextRefreshedEvent>, SmartLifecycle, Ordered {
 
     private static final Logger logger = LoggerFactory.getLogger(EurekaClientAutoConfiguration.class);
 
+	private boolean running;
+	
+	private int order = 0;
+
 	@Autowired
 	private EurekaClientConfigBean clientConfig;
 
@@ -55,19 +60,49 @@ public class EurekaClientAutoConfiguration implements
 
 	@Override
 	public void onApplicationEvent(ContextRefreshedEvent event) {
-        logger.info("Registering application {} with eureka with status UP", instanceConfig.getAppname());
+       logger.info("Registering application {} with eureka with status UP", instanceConfig.getAppname());
 		ApplicationInfoManager.getInstance().setInstanceStatus(InstanceStatus.UP);
 	}
 
-	@PostConstruct
-	public void init() {
-		DiscoveryManager.getInstance().initComponent(instanceConfig, clientConfig);
-	}
-
 	@PreDestroy
 	public void close() {
         logger.info("Removing application {} from eureka", instanceConfig.getAppname());
 		DiscoveryManager.getInstance().shutdownComponent();
 	}
+	
+	@Override
+	public void start() {
+		DiscoveryManager.getInstance().initComponent(instanceConfig, clientConfig);
+	}
+
+	@Override
+	public void stop() {
+		running = false;
+	}
 
+	@Override
+	public boolean isRunning() {
+		return running;
+	}
+
+	@Override
+	public int getPhase() {
+		return 0;
+	}
+
+	@Override
+	public boolean isAutoStartup() {
+		return true;
+	}
+
+	@Override
+	public void stop(Runnable callback) {
+		callback.run();
+	}
+	
+	@Override
+	public int getOrder() {
+		return order;
+	}
+	
 }

spring-platform-netflix-core/src/main/java/org/springframework/platform/netflix/eureka/EurekaServerAutoConfiguration.java

@@ -25,6 +25,7 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.SmartLifecycle;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.core.Ordered;
 import org.springframework.web.context.ServletContextAware;
 
 import com.netflix.blitz4j.LoggingConfiguration;
@@ -42,7 +43,7 @@ import com.netflix.eureka.PeerAwareInstanceRegistry;
 @ConditionalOnClass(EurekaServerConfig.class)
 @ConditionalOnExpression("${eureka.server.enabled:true}")
 public class EurekaServerAutoConfiguration implements ServletContextAware,
-		SmartLifecycle {
+		SmartLifecycle, Ordered {
 
 	@Autowired
 	private EurekaServerConfig eurekaServerConfig;
@@ -54,6 +55,8 @@ public class EurekaServerAutoConfiguration implements ServletContextAware,
 
 	private boolean running;
 
+	private int order = 0;
+
 	@Override
 	public void setServletContext(ServletContext servletContext) {
 		this.servletContext = servletContext;
@@ -105,4 +108,9 @@ public class EurekaServerAutoConfiguration implements ServletContextAware,
 		callback.run();
 	}
 
+	@Override
+	public int getOrder() {
+		return order;
+	}
+	
 }

spring-platform-netflix-core/src/test/java/org/springframework/platform/netflix/eureka/EurekaClientConfigBeanTests.java

@@ -17,6 +17,8 @@ package org.springframework.platform.netflix.eureka;
 
 import static org.junit.Assert.assertEquals;
 
+import java.util.Collections;
+
 import org.junit.After;
 import org.junit.Test;
 import org.springframework.boot.autoconfigure.PropertyPlaceholderAutoConfiguration;
@@ -24,6 +26,8 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.boot.test.EnvironmentTestUtils;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.core.env.CompositePropertySource;
+import org.springframework.core.env.MapPropertySource;
 
 /**
  * @author Dave Syer
@@ -67,6 +71,24 @@ public class EurekaClientConfigBeanTests {
 	}
 
 	@Test
+	public void serviceUrlWithCompositePropertySource() {
+		CompositePropertySource source = new CompositePropertySource("composite");
+		context.getEnvironment().getPropertySources().addFirst(source);
+		source.addPropertySource(new MapPropertySource("config", Collections
+				.<String, Object> singletonMap("eureka.client.serviceUrl.defaultZone",
+						"http://example.com")));
+		context.register(PropertyPlaceholderAutoConfiguration.class,
+				TestConfiguration.class);
+		context.refresh();
+		assertEquals("{defaultZone=http://example.com}",
+				context.getBean(EurekaClientConfigBean.class).getServiceUrl().toString());
+		assertEquals(
+				"[http://example.com]",
+				context.getBean(EurekaClientConfigBean.class)
+						.getEurekaServerServiceUrls("defaultZone").toString());
+	}
+
+	@Test
 	public void serviceUrlWithDefault() {
 		EnvironmentTestUtils.addEnvironment(context,
 				"eureka.client.serviceUrl.defaultZone:",