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Enhancement
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Resolution: Won't Fix
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P4
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None
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1.4.2, 5.0, 6
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generic, x86
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generic, linux, windows_2000, windows_xp
Name: rmT116609 Date: 08/13/2003
A DESCRIPTION OF THE REQUEST :
There is an intensive discussion about adding operator overloading to the java language
Please also see:
http://developer.java.sun.com/developer/bugParade/bugs/4087427.html
JUSTIFICATION :
This post is made to give the people the chance to discuss and vote.
(Incident Review ID: 199033)
======================================================================
Name: rmT116609 Date: 08/12/2004
A DESCRIPTION OF THE REQUEST :
Even though there's a sort of JVM operator overloading (see toString or the == in enum), this language feature is still missing as a general language extension.
JUSTIFICATION :
Operator overloading can be avoided using functions, of course, but there are cases where the code become more readable, simpler and self-documenting.
I do know all the pros and cons about this, but as I heard similar things for some of the new great improvement on the way with 1.5, I don't see why the operator overloading has been left apart.
EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
The behaviour would be much like the normal c++ behaviour.
ACTUAL -
No behaviour can be described as it's a non permitted syntax expression.
---------- BEGIN SOURCE ----------
public class MultiTierApp {
...
}
public class Tier1 implements Tier {
}
public class Tier2 implements Tier {
}
MultiTierApp mta = (new Tier1) + (new Tier2);
---------- END SOURCE ----------
(Review ID: 296755)
======================================================================
A DESCRIPTION OF THE REQUEST :
There is an intensive discussion about adding operator overloading to the java language
Please also see:
http://developer.java.sun.com/developer/bugParade/bugs/4087427.html
JUSTIFICATION :
This post is made to give the people the chance to discuss and vote.
(Incident Review ID: 199033)
======================================================================
Name: rmT116609 Date: 08/12/2004
A DESCRIPTION OF THE REQUEST :
Even though there's a sort of JVM operator overloading (see toString or the == in enum), this language feature is still missing as a general language extension.
JUSTIFICATION :
Operator overloading can be avoided using functions, of course, but there are cases where the code become more readable, simpler and self-documenting.
I do know all the pros and cons about this, but as I heard similar things for some of the new great improvement on the way with 1.5, I don't see why the operator overloading has been left apart.
EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
The behaviour would be much like the normal c++ behaviour.
ACTUAL -
No behaviour can be described as it's a non permitted syntax expression.
---------- BEGIN SOURCE ----------
public class MultiTierApp {
...
}
public class Tier1 implements Tier {
}
public class Tier2 implements Tier {
}
MultiTierApp mta = (new Tier1) + (new Tier2);
---------- END SOURCE ----------
(Review ID: 296755)
======================================================================
- duplicates
-
JDK-6349553 Badly need operator overloading or at least dedicated vector/matrix operators
- Closed
- relates to
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JDK-6454574 (coll) Support object comparison by identity
- Open
-
JDK-4909261 RFE: built-in support for listener registration and event firing
- Closed