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Groups > comp.lang.java.programmer > #31570

Re: What is this? (Java syntax)

From Jeff Higgins <jeff@invalid.invalid>
Newsgroups comp.lang.java.programmer
Subject Re: What is this? (Java syntax)
Date 2015-04-14 13:24 -0400
Organization A noiseless patient Spider
Message-ID <mgjiej$1et$1@dont-email.me> (permalink)
References <syntax-20150414183627@ram.dialup.fu-berlin.de> <mgjhj1$t0n$1@dont-email.me>

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On 04/14/2015 01:09 PM, Jeff Higgins wrote:
> On 04/14/2015 12:43 PM, Stefan Ram wrote:
>>    I found this on a web page:
>>
>> private enum WinRegistryMethod {
>>      OpenKey("WindowsRegOpenKey", int.class, byte[].class, int.class) {
>>          @Override
>>          protected void verifyReturnValue(Object retValue)
>>          ...
>>
>>    What is the part beginning at »OpenKey«?
>
> A constructor for the enum constant OpenKey of enum type WinRegistryMethod.

An example:
<http://www.basilv.com/psd/blog/2006/advanced-uses-of-java-5-enums>

>
>>
>>    I would understand this if there was a »new« in front of
>>    »OpenKey«. In this case, it would be an instance creation
>>    expression (anonymous inner class). But there is no »new«.
>>
>>    According to the web page, the above code is Java code and it
>>    seems to have been used successfully. Do I miss some part of
>>    the Java syntax?
>>
>>    Or maybe, the »new« was in the source code of the poster and
>>    got lost for some technical reason?
>>
>

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Re: What is this? (Java syntax) Jeff Higgins <jeff@invalid.invalid> - 2015-04-14 13:09 -0400
  Re: What is this? (Java syntax) Jeff Higgins <jeff@invalid.invalid> - 2015-04-14 13:24 -0400

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