Allow remote restart to work with nested JARs

Update remote restart support so that JARs multi-module projects work.

Fixes gh-4040

spring-boot-devtools/src/main/java/org/springframework/boot/devtools/restart/Restarter.java

@@ -204,7 +204,7 @@ public class Restarter {
 	 */
 	public void addUrls(Collection<URL> urls) {
 		Assert.notNull(urls, "Urls must not be null");
-		this.urls.addAll(ChangeableUrls.fromUrls(urls).toList());
+		this.urls.addAll(urls);
 	}
 
 	/**

spring-boot-devtools/src/main/java/org/springframework/boot/devtools/restart/server/DefaultSourceFolderUrlFilter.java

@@ -17,6 +17,9 @@
 package org.springframework.boot.devtools.restart.server;
 
 import java.net.URL;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -38,6 +41,11 @@ public class DefaultSourceFolderUrlFilter implements SourceFolderUrlFilter {
 	private static final Pattern VERSION_PATTERN = Pattern
 			.compile("^-\\d+(?:\\.\\d+)*(?:[.-].+)?$");
 
+	private static final Set<String> SKIPPED_PROJECTS = new HashSet<String>(
+			Arrays.asList("spring-boot", "spring-boot-devtools",
+					"spring-boot-autoconfigure", "spring-boot-actuator",
+					"spring-boot-starter"));
+
 	@Override
 	public boolean isMatch(String sourceFolder, URL url) {
 		String jarName = getJarName(url);
@@ -68,7 +76,7 @@ public class DefaultSourceFolderUrlFilter implements SourceFolderUrlFilter {
 	}
 
 	private boolean isFolderMatch(String folder, String jarName) {
-		if (!jarName.startsWith(folder)) {
+		if (!jarName.startsWith(folder) || SKIPPED_PROJECTS.contains(folder)) {
 			return false;
 		}
 		String version = jarName.substring(folder.length());

spring-boot-devtools/src/test/java/org/springframework/boot/devtools/restart/server/DefaultSourceFolderUrlFilterTests.java

@@ -70,6 +70,22 @@ public class DefaultSourceFolderUrlFilterTests {
 		doTest("my-module/something/quite/quite/mad/");
 	}
 
+	@Test
+	public void skippedProjects() throws Exception {
+		String sourceFolder = "/Users/me/code/spring-boot-samples/"
+				+ "spring-boot-sample-devtools";
+		URL jarUrl = new URL("jar:file:/Users/me/tmp/"
+				+ "spring-boot-sample-devtools-1.3.0.BUILD-SNAPSHOT.jar!/");
+		assertThat(this.filter.isMatch(sourceFolder, jarUrl), equalTo(true));
+		URL nestedJarUrl = new URL("jar:file:/Users/me/tmp/"
+				+ "spring-boot-sample-devtools-1.3.0.BUILD-SNAPSHOT.jar!/"
+				+ "lib/spring-boot-1.3.0.BUILD-SNAPSHOT.jar!/");
+		assertThat(this.filter.isMatch(sourceFolder, nestedJarUrl), equalTo(false));
+		URL fileUrl = new URL("file:/Users/me/tmp/"
+				+ "spring-boot-sample-devtools-1.3.0.BUILD-SNAPSHOT.jar");
+		assertThat(this.filter.isMatch(sourceFolder, fileUrl), equalTo(true));
+	}
+
 	private void doTest(String sourcePostfix) throws MalformedURLException {
 		doTest(sourcePostfix, "my-module", true);
 		doTest(sourcePostfix, "my-module-other", false);