Merge branch '1.2.x'

spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/LaunchedURLClassLoader.java

@@ -34,6 +34,7 @@ import org.springframework.lang.UsesJava7;
  *
  * @author Phillip Webb
  * @author Dave Syer
+ * @author Andy Wilkinson
  */
 public class LaunchedURLClassLoader extends URLClassLoader {
 
@@ -108,9 +109,15 @@ public class LaunchedURLClassLoader extends URLClassLoader {
 
 			@Override
 			public boolean hasMoreElements() {
+				try {
+					Handler.setUseFastConnectionExceptions(true);
 					return rootResources.hasMoreElements()
 							|| localResources.hasMoreElements();
 				}
+				finally {
+					Handler.setUseFastConnectionExceptions(false);
+				}
+			}
 
 			@Override
 			public URL nextElement() {