Summary

Method java.lang.constant.MethodTypeDesc::ofConstructor should have precise assertions for the cases for which a NullPointerException can be thrown

Problem

Method java.lang.constant.MethodTypeDesc::ofConstructor doesn't have precise assertions for the cases for which a NullPointerException can be thrown.

Solution

Update the specification to indicate in a precise way when a NPE can be thrown

Specification

diff -r b99e97bc5040 -r 95a9343e7881 src/java.base/share/classes/java/lang/constant/MethodHandleDesc.java
--- a/src/java.base/share/classes/java/lang/constant/MethodHandleDesc.java      Wed May 15 08:58:23 2019 -0400
+++ b/src/java.base/share/classes/java/lang/constant/MethodHandleDesc.java      Thu May 16 12:50:11 2019 -0400
@@ -177,7 +177,7 @@
      * @param paramTypes {@link ClassDesc}s describing the parameter types of
      *                   the constructor
      * @return the {@linkplain MethodHandleDesc}
-     * @throws NullPointerException if any of the arguments are null
+     * @throws NullPointerException if any argument or its contents is {@code null}
      */
     static DirectMethodHandleDesc ofConstructor(ClassDesc owner,
                                                 ClassDesc... paramTypes) {