./src/share/classes/java/lang/AbstractStringBuilder.java

rev 5707 : [mq]: StringRepeat

@@ -1384,10 +1384,33 @@
         }
         return this;
     }
 
     /**
+     * Appends {@code n} concatenated copies of the CharSequence to the
+     * current value.  If {@code n == 0}, then adds the empty string. If 
+     * @{code cs} is {@code null}, then adds {@code "null"} {@code n} times.
+     * 
+     * @param n the number of copies of the CharSequence to concatenate
+     * @param cs the CharSequence to concatenate (n times)
+     * @return a reference to this object
+     * @throws IllegalArgumentException if n < 0
+     * @since 1.8
+     */
+    public AbstractStringBuilder append(int n, CharSequence cs) {
+        if (n < 0) {
+            throw new IllegalArgumentException("n < 0");
+        }
+
+        for (int i = 0; i < n; i++) {
+            append(cs);
+        }
+
+        return this;
+    }
+    
+    /**
      * Returns a string representing the data in this sequence.
      * A new {@code String} object is allocated and initialized to
      * contain the character sequence currently represented by this
      * object. This {@code String} is then returned. Subsequent
      * changes to this sequence do not affect the contents of the