Block and Expression Annotations

[Mohan Radhakrishnan]

I can try. Read the paper and existing tests and start on my own. Is that
right ?

Mohan

On 2 February 2017 at 04:44, Mani Sarkar <sadhak001 at gmail.com> wrote:

> Great opportunity for everyone on this list to help Ivan out.
>
> Please spread the word into other communities.
>
> Cheers,
> Mani
>
> ---------- Forwarded message ---------
> From: Ivan Paterno <ivan.paterno.mailinglist at gmail.com>
> Date: Wed, 1 Feb 2017 at 23:05
> Subject: Block and Expression Annotations
> To: <jdk9-dev at openjdk.java.net>
>
>
>
> Hi all,
>
> I'm working on a change to the compiler/reflection library to handle
> Annotation on two new ElementType: EXPRESSION and BLOCK.
>
> Here are some basic examples to explain what i mean:
>
> First on EXPRESSION annotation
>
> import java.lang.annotation.ElementType;
> import java.lang.annotation.Target;
>
> @Target(ElementType.EXPRESSION)
> @interface Test {}
>
> public class SimpleExpression {
>
>      private int field1;
>      private static int field2;
>      private int field3 = 0;
>
>      public SimpleExpression() {
>          this.field1 = @Test() {1};
>          field2 = this.field1 + @Test() {2};
>          this.field3 = @Test() {this.field1 + @Test() {field2}};
>      }
>
> }
>
> And on BLOCK:
>
> import java.lang.annotation.ElementType;
> import java.lang.annotation.Target;
>
> @Target(ElementType.BLOCK)
> @interface Test {
>
>      String someValue() default "";
>
> }
>
> public class WhileLoop {
>
>      private int a;
>
>      public WhileLoop(int c) {
>          @Test() {
>              while (c != 0) {
>                  this.a += c;
>                  c--;
>              }
>          }
>      }
> }
>
>
> There are very basic example but i have a lot of tests added to my local
> repository. Obviusly i need to create many others to cover the various
> possibilities.
>
> Anybody want to help me make these tests?
>
> If someone is interested in the paper about this features, this is the
> link:
>
> Walter Cazzola and Edoardo Vacchi, @Java: Annotations in Freedom, in
> Proceedings of 28th Annual ACM Symposium on Applied Computing (SAC'13),
> Coimbra, Portugal, March 2013, ACM Press
>
>
> Thanks,
>
> Ivan Paterno
>
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