According to "15.9.3 Choosing the Constructor and its Arguments":
Once the actual arguments have been determined, they are used to
select a constructor of C, using the same rules as for method
invocations (§15.12).
On 8/3/06, Mikhail Loenko <[EMAIL PROTECTED]> wrote:
Well constructor is not a method :)
so RI and Harmony are not necessary violate the spec
I'd probably stick to the current behavior
Thanks,
Mikhail
2006/8/3, Alexei Zakharov <[EMAIL PROTECTED]>:
> As far as I understand RI simply take the first declared method. In
> other words, if we swap constructors in the above example like this
>
> public static class MyBean {
> static String calledM = null;
>
> public MyBean(Integer arg) {
> calledM = "new2";
> }
>
> public MyBean(Object arg) {
> calledM = "new1";
> }
>
> }
>
> the result will be "PASS".
> :-/
>
>
> Thanks,
>
> 2006/8/3, Mikhail Loenko <[EMAIL PROTECTED]>:
> > How does RI behave if there are three methods? does it alway selects less
> > specific?
> >
> > Thanks,
> > Mikhail
> >
> > 2006/8/3, Alexei Zakharov <[EMAIL PROTECTED]>:
> > > Hi community,
> > >
> > > I'd like to attract everyone's attention to another RI inconsistence.
> > > It seems RI has a bug in the implementation of execute() method of the
> > > java.beans.Statement class. The spec states:
> > >
> > > 1. "When the target's class defines many methods with the given name
> > > the implementation should choose the most specific method using the
> > > algorithm specified in the Java Language Specification (15.11)."
> > > 2. "The reserved method name "new" may be used to call a class's
> > > constructor as if all classes defined static "new" methods."
> > >
> > > But the following test shows that RI does not follow these rules –
> > > does not choose the most specific method:
> > >
> > > import java.beans.*;
> > >
> > > public class StatementTest {
> > >
> > > public static class MyBean {
> > > static String calledM = null;
> > >
> > > public MyBean(Object arg) {
> > > calledM = "new1";
> > > }
> > >
> > > public MyBean(Integer arg) {
> > > calledM = "new2";
> > > }
> > >
> > > }
> > >
> > > public static void main(String argv[]) throws Exception {
> > > Statement stmt = new Statement(MyBean.class, "new",
> > > new Object[] { new Integer(17) });
> > >
> > > stmt.execute();
> > > if (!MyBean.calledM.equals("new2")) {
> > > System.out.println("FAIL");
> > > } else {
> > > System.out.println("PASS");
> > > }
> > > }
> > >
> > > }
> > >
> > > The result is "FAIL" on RI. However, it behaves correctly for regular
> > > methods (that aren't constructors). I think I should post "Non-bug
> > > differences from RI" JIRA. I am also going to correct our
> > > implementation of Statement since it is now "compatible" with RI. Any
> > > objections?
> > >
> > > Thanks,
> > >
> > > --
> > > Alexei Zakharov,
> > > Intel Middleware Product Division
> > >
> > > ---------------------------------------------------------------------
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> > >
> > >
> >
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> >
>
>
> --
> Alexei Zakharov,
> Intel Middleware Product Division
>
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>
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