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java Programming Glossary: subtypeshow to unproxy a hibernate object http://stackoverflow.com/questions/11228838/how-to-unproxy-a-hibernate-object Classes A and B are two hibernate entities. B has two subtypes C and D. List A resultSet executeSomeHibernateQuery for A nextA..
Java interface extends Comparable http://stackoverflow.com/questions/2231804/java-interface-extends-comparable implements it to also implement Comparable with T and its subtypes . It would seem natural to write interface A T extends Comparable..
gwt - Using List<Serializable> in a RPC call? http://stackoverflow.com/questions/3059787/gwt-using-listserializable-in-a-rpc-call Verifying instantiability Checking all subtypes of Object wich qualify for serialization It seems I can't use..
http://stackoverflow.com/questions/3295496/what-is-a-java-bean-exactly have any of their state serialized or deserialized. All subtypes of a serializable class are themselves serializable. The serialization..
How would contravariance be used in Java generics? http://stackoverflow.com/questions/3861132/how-would-contravariance-be-used-in-java-generics may be generalised as a certain type or any of that type's subtypes. For example List extends Shape shapes new ArrayList Circle..
why hibernate changed HibernateException to RuntimeException (unchecked) http://stackoverflow.com/questions/4609870/why-hibernate-changed-hibernateexception-to-runtimeexception-unchecked with Hibernate 3.x all exceptions thrown by Hibernate are subtypes of the unchecked Runtime Exception which is usually handled..
Why doesn't java.lang.Number implement Comparable? http://stackoverflow.com/questions/480632/why-doesnt-java-lang-number-implement-comparable because it would have constrained implementation of future subtypes. Indeed AtomicLong and AtomicInteger were added in Java 1.5.. doubleValue wouldn't do it reliably. Remember the Number subtypes are Byte Short Integer Long AtomicInteger AtomicLong Float Double..
Polymorphism - Overloading/Overriding http://stackoverflow.com/questions/4986095/polymorphism-overloading-overriding an abstract class thanks Overloading Overriding are not subtypes of Polymorphism are they Edited to add a 3rd question and modify..
Lists with wildcards cause Generic voodoo error http://stackoverflow.com/questions/5407995/lists-with-wildcards-cause-generic-voodoo-error this question I assume here that Bar and Baz are both subtypes of Foo . List extends Foo means a list of elements of some type.. any object which is a Foo object and as Bar and Baz are subtypes of Foo all Bar and Baz objects are Foo objects so they can be..
http://stackoverflow.com/questions/6504208/another-java-generic-question general type offer the intersection of funcitonnalities of subtypes and as such offer less features that subtypes. Here we loose.. of subtypes and as such offer less features that subtypes. Here we loose the ability to add A objects and B objects. Those..
What is the difference between ? and Object in Java generics? http://stackoverflow.com/questions/678822/what-is-the-difference-between-and-object-in-java-generics to write a method that accepts List s of InputStream s and subtypes of InputStream you'd write public void foobar List extends InputStream..
Why doesn't autoboxing overrule varargs when using method overloading in Java 7? http://stackoverflow.com/questions/7689386/why-doesnt-autoboxing-overrule-varargs-when-using-method-overloading-in-java-7 one when types of formal parameters of the former are subtypes of formal parameters of the latter. Since int is not a subtype..
Covariance, Invariance and Contravariance explained in plain English? http://stackoverflow.com/questions/8481301/covariance-invariance-and-contravariance-explained-in-plain-english about Some say it's about relationship between types and subtypes some says it's about type conversion and some says it's used.. Some say it is about relationshop between types and subtypes other say it is about type conversion and others say it is used..
java object Serialization and inheritance http://stackoverflow.com/questions/8632148/java-object-serialization-and-inheritance javase 1.5.0 docs api java io Serializable.html To allow subtypes of non serializable classes to be serialized the subtype may..
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