HashMap with key as Generic Type object returns false in containsKey
5608
Overriding the java equals() method - not working?
88423
What is the difference between the HashMap and Map objects in Java?
5495
Is List a subclass of List? Why are Java generics not implicitly polymorphic?
128865
The equals() method in Java works unexpectedly on Long data type
76086
Why doesn't Java Map extend Collection?
36346
When to use generic methods and when to use wild-card?
64704
Behaviour of LinkedHashMap's keySet() and values() methods
146732
How does a Java HashMap handle different objects with the same hash code?
103930
How to ensure hashCode() is consistent with equals()?
49605
Java Generics (Wildcards)
93591
IsAssignableFrom() returns false when it should return true
89342
How to putAll on Java hashMap contents of one to another, but not replace existing keys and values?
10035
Java map with values limited by key's type parameter
132711
Generics and inheritance: need a complex Map instance
152245
Case insensitive string as HashMap key
135030
Java generics T vs Object
21146
Using Statement with Generics: using ISet = System.Collections.Generic.ISet