--- jsr166/src/jsr166e/DoubleAdder.java	2011/08/02 18:04:12	1.1
+++ jsr166/src/jsr166e/DoubleAdder.java	2013/01/06 05:57:42	1.6
@@ -19,13 +19,14 @@ import java.io.ObjectOutputStream;
  * variables maintaining the sum.
  *
  * <p>This class extends {@link Number}, but does <em>not</em> define
- * methods such as {@code hashCode} and {@code compareTo} because
- * instances are expected to be mutated, and so are not useful as
- * collection keys.
+ * methods such as {@code equals}, {@code hashCode} and {@code
+ * compareTo} because instances are expected to be mutated, and so are
+ * not useful as collection keys.
  *
  * <p><em>jsr166e note: This class is targeted to be placed in
- * java.util.concurrent.atomic<em>
+ * java.util.concurrent.atomic.</em>
  *
+ * @since 1.8
  * @author Doug Lea
  */
 public class DoubleAdder extends Striped64 implements Serializable {
@@ -144,7 +145,7 @@ public class DoubleAdder extends Striped
 
     /**
      * Returns the String representation of the {@link #sum}.
-     * @return the String representation of the {@link #sum}.
+     * @return the String representation of the {@link #sum}
      */
     public String toString() {
         return Double.toString(sum());
@@ -161,7 +162,7 @@ public class DoubleAdder extends Striped
 
     /**
      * Returns the {@link #sum} as a {@code long} after a
-     * primitive conversion.
+     * narrowing primitive conversion.
      */
     public long longValue() {
         return (long)sum();
@@ -169,7 +170,7 @@ public class DoubleAdder extends Striped
 
     /**
      * Returns the {@link #sum} as an {@code int} after a
-     * primitive conversion.
+     * narrowing primitive conversion.
      */
     public int intValue() {
         return (int)sum();
@@ -177,7 +178,7 @@ public class DoubleAdder extends Striped
 
     /**
      * Returns the {@link #sum} as a {@code float}
-     * after a primitive conversion.
+     * after a narrowing primitive conversion.
      */
     public float floatValue() {
         return (float)sum();