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java Programming Glossary: supertypehttp://stackoverflow.com/questions/16976150/benefits-and-drawbacks-of-method-chaining-and-a-possibility-to-replace-all-void partway through your chaining your object gets cast to a supertype. This occurs when a chaining method is declared in the parent..
http://stackoverflow.com/questions/1817524/generic-arrays-in-java safe. Arrays are covariant which means that an array of supertype references is a supertype of an array of subtype references... which means that an array of supertype references is a supertype of an array of subtype references. That is Object is a supertype.. of an array of subtype references. That is Object is a supertype of String and a string array can be accessed through a reference..
Java generics: Collections.max() signature and Comparator http://stackoverflow.com/questions/2248390/java-generics-collections-max-signature-and-comparator of T can legally be passed to any method that accepts some supertype of T . A Comparator Number could be used on a Collection Integer..
Demonstrate covariance and contravariance in Java? http://stackoverflow.com/questions/2501023/demonstrate-covariance-and-contravariance-in-java
Should JavaDoc comments be added to the implementation http://stackoverflow.com/questions/3061387/should-javadoc-comments-be-added-to-the-implementation method based on whether they examine the method in the supertype or the subtype. Use @Inheritdoc or don't provide a documentation.. overriding version adds stuff to the documentation of the supertype you could be in a world of trouble. I studied this problem during.. in the overriding version if they are invoking through a supertype. Addressing this problem was one of the major feature of the..
Java generics code compiles with javac, fails with Eclipse Helios http://stackoverflow.com/questions/3452859/java-generics-code-compiles-with-javac-fails-with-eclipse-helios method m1 and there exists a method m2 declared in T or a supertype of T such that all of the following conditions hold m1 and m2..
http://stackoverflow.com/questions/3847162/java-generics-super-keyword in List super Number can capture Number and any of its supertypes. Since Number extends Object implements Serializable this means.. safety rule. Hence it is NOT true that you can add any supertype of Number to a List super Number that's simply not how bounded..
How would contravariance be used in Java generics? http://stackoverflow.com/questions/3861132/how-would-contravariance-be-used-in-java-generics that an instance may be generalised as a certain type or supertype. List super Shape shapes new ArrayList Geometry where Shape..
How to get the generic type at runtime? http://stackoverflow.com/questions/3941384/how-to-get-the-generic-type-at-runtime method of ExecutorImp it will call the method in its supertype but the supertype the AbstractExcutor should know another class.. it will call the method in its supertype but the supertype the AbstractExcutor should know another class binding to the..
Java Generics WildCard Question: List<? extends A> http://stackoverflow.com/questions/5495383/java-generics-wildcard-question-list-extends-a do I get a compile time error I understand that List is a supertype of List for any X that extends Vehicle. right Thanks Edit the..
In a Java 7 multicatch block what is the type of the caught exception? http://stackoverflow.com/questions/8393004/in-a-java-7-multicatch-block-what-is-the-type-of-the-caught-exception this question Yes the type of ex is the most specific supertype of both CharacterCodingException and UnknownServiceException..
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