complexity « HashMap « Java Collection Q&A

1. HashMap get/put complexity    stackoverflow.com

We are used to saying that HashMap get/put operations are O(1). However it depends on the hash implementation. The default object hash is actually the internal address in the JVM heap. ...

2. Time Complexity of HashMap methods    stackoverflow.com

Since i'm working around time complexity, i've been searching through the oracle Java class library for the time complexity of some standard methods used on Lists, Maps and Classes. (more specifically, ...

3. Worse case time complexity put/get HashMap    stackoverflow.com

I want to know what's the worst case time complexity of put/get methods of HashMap incase the object used as a key always returns hashcode as 1. In my understanding: As every ...

4. Time Complexity of HashMap.toArray()    coderanch.com