CommonsExecWebServerFactoryBean.isEagerInit = true

This ensures that the server starts up even if it is not referenced.

Closes gh-53

Author: rwinch

spring-boot-testjars/src/main/java/org/springframework/experimental/boot/server/exec/CommonsExecWebServerFactoryBean.java

@@ -26,7 +26,7 @@
 
 import org.springframework.beans.factory.BeanNameAware;
 import org.springframework.beans.factory.DisposableBean;
-import org.springframework.beans.factory.FactoryBean;
+import org.springframework.beans.factory.SmartFactoryBean;
 import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 
@@ -40,7 +40,7 @@
  * @author Daniel Garnier-Moiroux
  */
 public class CommonsExecWebServerFactoryBean
-		implements FactoryBean<CommonsExecWebServer>, DisposableBean, BeanNameAware {
+		implements SmartFactoryBean<CommonsExecWebServer>, DisposableBean, BeanNameAware {
 
 	private static final String DEFAULT_SPRING_BOOT_MAIN_CLASSNAME = "org.springframework.experimental.boot.server.exec.main.SpringBootApplicationMain";
 
@@ -99,6 +99,11 @@ public CommonsExecWebServerFactoryBean addSystemProperties(Map<String, String> s
 		return this;
 	}
 
+	@Override
+	public boolean isEagerInit() {
+		return true;
+	}
+
 	private CommonsExecWebServer build() {
 		CommandLine commandLine = new CommandLine(this.executable);
 		commandLine.addArguments(createSystemPropertyArgs(), false);

spring-boot-testjars/src/test/java/org/springframework/experimental/boot/server/exec/CommonsExecWebServerFactoryBeanTests.java

@@ -111,6 +111,13 @@ void serverPortWhenSpecifiedThenNotOverridden() throws Exception {
 		assertThat(server.getCommandLine().getArguments()).contains("-D" + portSystemProperty + "=" + expectedPort);
 	}
 
+	// gh-53
+	@Test
+	void isEagerInitIsTrue() {
+		CommonsExecWebServerFactoryBean factory = CommonsExecWebServerFactoryBean.builder();
+		assertThat(factory.isEagerInit()).isTrue();
+	}
+
 	private static URLClassLoader getClassLoaderFromArgs(String classpathArgs) throws MalformedURLException {
 		var paths = new ArrayList<URL>();
 		for (String path : classpathArgs.split(":")) {