• Post Reply Bookmark Topic Watch Topic
  • New Topic
programming forums Java Mobile Certification Databases Caching Books Engineering Micro Controllers OS Languages Paradigms IDEs Build Tools Frameworks Application Servers Open Source This Site Careers Other Pie Elite all forums
this forum made possible by our volunteer staff, including ...
Marshals:
  • Campbell Ritchie
  • Jeanne Boyarsky
  • Ron McLeod
  • Paul Clapham
  • Liutauras Vilda
Sheriffs:
  • paul wheaton
  • Rob Spoor
  • Devaka Cooray
Saloon Keepers:
  • Stephan van Hulst
  • Tim Holloway
  • Carey Brown
  • Frits Walraven
  • Tim Moores
Bartenders:
  • Mikalai Zaikin

Array Shortcut Notation as a Method Parameter

 
Ranch Hand
Posts: 3271
  • Mark post as helpful
  • send pies
    Number of slices to send:
    Optional 'thank-you' note:
  • Quote
  • Report post to moderator
This works:



...as does this:



This does not:



The latter gives me a compiler exception stating that the method setParameters(String[]) is not applicable for the arguments (String, String, String).

Any ideas as to why the shortcut syntax is not allowed when used as a parameter to a method?

On a side note, I've gotten around the issue by changing the signature of generator.setParameters to be:



That allows me to do this:



I'm just curious why the notation above doesn't work in that scenario. Thanks.
 
Ranch Hand
Posts: 247
Eclipse IDE Chrome Java
  • Mark post as helpful
  • send pies
    Number of slices to send:
    Optional 'thank-you' note:
  • Quote
  • Report post to moderator
generator.setParameters({"server_name=server","db_name=dbname","dictionary_table_name=dd"});

This type of pattern is legal only during the initialization of Objects...
 
Marshal
Posts: 28177
95
Eclipse IDE Firefox Browser MySQL Database
  • Mark post as helpful
  • send pies
    Number of slices to send:
    Optional 'thank-you' note:
  • Quote
  • Report post to moderator

Ram Narayan.M wrote:This type of pattern is legal only during the initialization of Objects...



That's right; for something even more surprising try this:


You'll find that doesn't compile because the second line doesn't initialize anything.
 
reply
    Bookmark Topic Watch Topic
  • New Topic