Typo
diff --git a/src/main/java/org/testng/asserts/SoftAssert.java b/src/main/java/org/testng/asserts/SoftAssert.java
index ddcffb6..845bdea 100644
--- a/src/main/java/org/testng/asserts/SoftAssert.java
+++ b/src/main/java/org/testng/asserts/SoftAssert.java
@@ -11,7 +11,7 @@
  */
 public class SoftAssert extends Assertion {
   // LinkedHashMap to preserve the order
-  private Map<AssertionError, IAssert<?>> m_errors = Maps.newLinkedHashMap();
+  private final Map<AssertionError, IAssert<?>> m_errors = Maps.newLinkedHashMap();
 
   @Override
   protected void doAssert(IAssert<?> a) {
@@ -28,14 +28,14 @@
   }
 
   public void assertAll() {
-    if (! m_errors.isEmpty()) {
+    if (!m_errors.isEmpty()) {
       StringBuilder sb = new StringBuilder("The following asserts failed:");
       boolean first = true;
       for (Map.Entry<AssertionError, IAssert<?>> ae : m_errors.entrySet()) {
         if (first) {
           first = false;
         } else {
-          sb.append(", ");
+          sb.append(",");
         }
         sb.append("\n\t");
         sb.append(ae.getKey().getMessage());