--- old/src/java.desktop/share/classes/javax/swing/DefaultFocusManager.java	2015-04-07 14:28:07.422926541 -0700
+++ new/src/java.desktop/share/classes/javax/swing/DefaultFocusManager.java	2015-04-07 14:28:07.270926538 -0700
@@ -57,10 +57,19 @@
     private final LayoutComparator comparator =
         new LayoutComparator();
 
+    /**
+     * Constructs a {@code DefaultFocusManager}.
+     */
     public DefaultFocusManager() {
         setDefaultFocusTraversalPolicy(gluePolicy);
     }
 
+    /**
+     * Returns the component after.
+     * @return the component after
+     * @param aContainer a container
+     * @param aComponent a component
+     */
     public Component getComponentAfter(Container aContainer,
                                        Component aComponent)
     {
@@ -83,6 +92,12 @@
         return null;
     }
 
+    /**
+     * Returns the component before.
+     * @return the component before
+     * @param aContainer a container
+     * @param aComponent a component
+     */
     public Component getComponentBefore(Container aContainer,
                                         Component aComponent)
     {
@@ -105,6 +120,11 @@
         return null;
     }
 
+    /**
+     * Returns the first component.
+     * @return the first component
+     * @param aContainer a container
+     */
     public Component getFirstComponent(Container aContainer) {
         Container root = (aContainer.isFocusCycleRoot())
             ? aContainer
@@ -125,6 +145,11 @@
         return null;
     }
 
+    /**
+     * Returns the last component.
+     * @return the last component
+     * @param aContainer a container
+     */
     public Component getLastComponent(Container aContainer) {
         Container root = (aContainer.isFocusCycleRoot())
             ? aContainer
@@ -145,6 +170,12 @@
         return null;
     }
 
+    /**
+     * Compare the components.
+     * @param a the first component
+     * @param b the second component
+     * @return the result of comparing the components
+     */
     public boolean compareTabOrder(Component a, Component b) {
         return (comparator.compare(a, b) < 0);
     }