Fixed warnings, code formatting.

Author: Vegard Skjefstad

src/net/vegard/java8/defaultmethods/ClassImplementingInterface.java

@@ -7,7 +7,7 @@ public void anInterfaceMethod() {
     }
 
     public static void main(final String[] args) {
-        ClassImplementingInterface aClass = new ClassImplementingInterface();
+        final ClassImplementingInterface aClass = new ClassImplementingInterface();
         aClass.anInterfaceMethod();
         aClass.aDefaultMethod();
     }

src/net/vegard/java8/defaultmethods/ClassImplementingInterfaceOverridingDefaultMethod.java

@@ -12,7 +12,7 @@ public void aDefaultMethod() {
     }
 
     public static void main(final String[] args) {
-        ClassImplementingInterfaceOverridingDefaultMethod aClass = new ClassImplementingInterfaceOverridingDefaultMethod();
+        final ClassImplementingInterfaceOverridingDefaultMethod aClass = new ClassImplementingInterfaceOverridingDefaultMethod();
         aClass.anInterfaceMethod();
         aClass.aDefaultMethod();
     }

src/net/vegard/java8/lambda/_1/SpecializedPrintIntegers.java

@@ -5,13 +5,13 @@
 
 public class SpecializedPrintIntegers {
 
-public static void printIntegers(final List<Integer> integers, final int min, final int max) {
-    for (final Integer anInteger : integers) {
-        if (anInteger > min && anInteger < max) {
-            System.out.println(anInteger);
+    public static void printIntegers(final List<Integer> integers, final int min, final int max) {
+        for (final Integer anInteger : integers) {
+            if (anInteger > min && anInteger < max) {
+                System.out.println(anInteger);
+            }
         }
     }
-}
 
     public static void main(final String[] args) {
         printIntegers(Arrays.asList(1, 2, 3, 4), 1, 4);

src/net/vegard/java8/optional/_2/OptionalAddendum.java

@@ -13,7 +13,7 @@ public static Optional<String> getFullName(final String username) {
     }
 
     public static void main(final String[] args) {
-        Optional<String> fullName = getFullName("th");
+        final Optional<String> fullName = getFullName("th");
 
         if (fullName.isPresent()) {
             System.out.println(fullName.get());