ClassPathBuilder recursive(Class)->scan(Class)

This better aligns with Spring's naming of `@ComponentScan`.  In this case,
the classpath builder is scanning for resources to add to itself rather
than components to add to the `ApplicationContext`.

Closes gh-48

Author: rwinch

samples/oauth2-login-custom-config/src/test/java/example/oauth2/login/TestOauth2LoginMain.java

@@ -36,7 +36,7 @@ static CommonsExecWebServerFactoryBean authorizationServer() {
 			.mainClass(Main.class.getName())
 			.classpath((classpath) -> classpath
 				.entries(springBootStarter("oauth2-authorization-server"))
-				.recursive(Main.class)
+				.scan(Main.class)
 			);
 		// @formatter:on
 	}

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

@@ -38,11 +38,11 @@ public ClasspathBuilder files(String... classpathEntries) {
 
 	/**
 	 * Recursively adds the package of the provided class.
-	 * @param clazz the class to add to the classpath
+	 * @param clazz the class used to determine the basePackage for scanning
 	 * @return the {@link ClasspathBuilder} for additional modifications.
 	 */
-	public ClasspathBuilder recursive(Class<?> clazz) {
-		this.classpath.add(new RecursiveResourceClasspathEntry(clazz));
+	public ClasspathBuilder scan(Class<?> clazz) {
+		this.classpath.add(new ScanningClasspathEntry(clazz));
 		return this;
 	}
 

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

@@ -60,7 +60,7 @@ public class CommonsExecWebServerFactoryBean
 		Class<?> jarDetector = ClassUtils.resolveClassName(this.mainClass, null);
 		this.classpath.entries(new ResourceClasspathEntry(
 				"org/springframework/experimental/boot/testjars/classpath-entries/META-INF/spring.factories",
-				"META-INF/spring.factories"), new RecursiveResourceClasspathEntry(jarDetector));
+				"META-INF/spring.factories"), new ScanningClasspathEntry(jarDetector));
 	}
 
 	public static CommonsExecWebServerFactoryBean builder() {
@@ -80,7 +80,7 @@ private static File createApplicationPortFile() {
 	public CommonsExecWebServerFactoryBean defaultSpringBootApplicationMain() {
 		mainClass(DEFAULT_SPRING_BOOT_MAIN_CLASSNAME);
 		Class<?> mainClass = ClassUtils.resolveClassName(DEFAULT_SPRING_BOOT_MAIN_CLASSNAME, null);
-		return classpath((classpath) -> classpath.recursive(mainClass));
+		return classpath((classpath) -> classpath.scan(mainClass));
 	}
 
 	public CommonsExecWebServerFactoryBean mainClass(String mainClass) {

spring-boot-testjars/src/main/java/org/springframework/experimental/boot/server/exec/RecursiveResourceClasspathEntry.java renamed to spring-boot-testjars/src/main/java/org/springframework/experimental/boot/server/exec/ScanningClasspathEntry.java

@@ -34,13 +34,13 @@
  *
  * @author Rob Winch
  */
-class RecursiveResourceClasspathEntry implements ClasspathEntry {
+class ScanningClasspathEntry implements ClasspathEntry {
 
 	private final Class<?> clazz;
 
 	private Path classpath;
 
-	RecursiveResourceClasspathEntry(Class<?> clazz) {
+	ScanningClasspathEntry(Class<?> clazz) {
 		this.clazz = clazz;
 	}
 

spring-boot-testjars/src/test/java/org/springframework/experimental/boot/server/exec/RecursiveResourceClasspathEntryTests.java renamed to spring-boot-testjars/src/test/java/org/springframework/experimental/boot/server/exec/ScanningClasspathEntryTests.java

@@ -27,9 +27,9 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-class RecursiveResourceClasspathEntryTests {
+class ScanningClasspathEntryTests {
 
-	private RecursiveResourceClasspathEntry classpathEntry;
+	private ScanningClasspathEntry classpathEntry;
 
 	@AfterEach
 	void cleanupEach() {
@@ -40,7 +40,7 @@ void cleanupEach() {
 
 	@Test
 	void resolve() {
-		this.classpathEntry = new RecursiveResourceClasspathEntry(AuthServerMain.class);
+		this.classpathEntry = new ScanningClasspathEntry(AuthServerMain.class);
 		List<String> classpath = this.classpathEntry.resolve();
 		assertThat(classpath).hasSize(1);
 		File authServerMain = new File(classpath.get(0));
@@ -50,7 +50,7 @@ void resolve() {
 
 	@Test
 	void resolveWhenJar() {
-		this.classpathEntry = new RecursiveResourceClasspathEntry(OsInfo.class);
+		this.classpathEntry = new ScanningClasspathEntry(OsInfo.class);
 		List<String> classpath = this.classpathEntry.resolve();
 		assertThat(classpath).hasSize(1);
 		File authServerMain = new File(classpath.get(0));