src/java.base/share/classes/java/util/ArrayList.java

rev 48215 : 8060192: Add default method <A> A[] Collection.toArray(IntFunction<A[]> generator)
Reviewed-by: martin, forax, psandoz

*** 24,33 ****
--- 24,34 ----
   */
  
  package java.util;
  
  import java.util.function.Consumer;
+ import java.util.function.IntFunction;
  import java.util.function.Predicate;
  import java.util.function.UnaryOperator;
  import jdk.internal.misc.SharedSecrets;
  
  /**
*** 415,424 ****
--- 416,432 ----
          if (a.length > size)
              a[size] = null;
          return a;
      }
  
+     // no spec changes relative to supertype
+     public <T> T[] toArray(IntFunction<T[]> generator) {
+         T[] a = generator.apply(size);
+         System.arraycopy(elementData, 0, a, 0, size);
+         return a;
+     }
+ 
      // Positional Access Operations
  
      @SuppressWarnings("unchecked")
      E elementData(int index) {
          return (E) elementData[index];