Interesting. I'm on Eclipse Helios and it seems to complain about the @Override on implementing a method from the interface.
Eclipse does have a page to tweak this: Preferences --> Java --> Compiler --> Annotations. Raymond ________________________________________________________________ Raymond Feng [email protected] Apache Tuscany PMC member and committer: tuscany.apache.org Co-author of Tuscany SCA In Action book: www.tuscanyinaction.com Personal Web Site: www.enjoyjava.com ________________________________________________________________ On Jun 28, 2010, at 5:14 AM, Simon Laws wrote: > On Fri, Jun 25, 2010 at 8:00 PM, Raymond Feng <[email protected]> wrote: >> Hi, >> The @Override is used to annotate a method that overrides the method from >> the super class. In case of implementing methods from an interface, please >> don't use it. The Eclipse compiler will catch such problems and report as >> errors. >> For example, >> public interface A { >> String m1(); >> } >> >> public class AImpl implements A { >> // DO NOT add @Override here >> public String m1() { >> return "A"; >> } >> } >> >> public class BImpl extends AImpl { >> @Override // This is correct >> public String m1() { >> return "B"; >> } >> } >> >> Thanks, >> Raymond >> ________________________________________________________________ >> Raymond Feng >> [email protected] >> Apache Tuscany PMC member and committer: tuscany.apache.org >> Co-author of Tuscany SCA In Action book: www.tuscanyinaction.com >> Personal Web Site: www.enjoyjava.com >> ________________________________________________________________ >> > > Hi Raymond > > I agree that it's odd to have @Override mark a method that simply > implements an interface method. > > However I just experimented and for me Eclipse (Ganymede) in its > default configuration doesn't complain about it and positively > encourages it by automatically adding them when I ask it to add > implementations for any methods from an interface that a class doesn't > yet implement. > > Do you have local configuration that alters this behaviour? > > Simon > > > -- > Apache Tuscany committer: tuscany.apache.org > Co-author of a book about Tuscany and SCA: tuscanyinaction.com
