hg: lambda/lambda/langtools: Enhancement: add support for array constructor references
Paul Benedict
pbenedict at apache.org
Mon Jan 7 07:15:03 PST 2013
Maurizio,
I must have missed something in the development of the spec.
Primitives as a type parameter are new. Is it just for primitive
arrays?
Paul
On Mon, Jan 7, 2013 at 7:13 AM, <maurizio.cimadamore at oracle.com> wrote:
> Changeset: 767ba50fb4b2
> Author: mcimadamore
> Date: 2013-01-07 14:12 +0100
> URL: http://hg.openjdk.java.net/lambda/lambda/langtools/rev/767ba50fb4b2
>
> Enhancement: add support for array constructor references
> Example:
>
> interface ArrayFactory<X> {
> X make(int size); //descriptor must accept an 'int' parameter (array size)
> }
>
> ArrayFactory<int[][]> factory = int[][]::new;
> int[][] i_arr = factory.make(5);
>
> ! src/share/classes/com/sun/tools/javac/comp/Check.java
> ! src/share/classes/com/sun/tools/javac/comp/LambdaToMethod.java
> ! src/share/classes/com/sun/tools/javac/comp/LegacyInfer.java
> ! src/share/classes/com/sun/tools/javac/comp/Resolve.java
> ! src/share/classes/com/sun/tools/javac/tree/JCTree.java
> + test/tools/javac/lambda/MethodReference59.java
> + test/tools/javac/lambda/MethodReference60.java
> + test/tools/javac/lambda/MethodReference60.out
>
>
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