autobox « Generic « Java Collection Q&A

1. Java: Array of primitive data types does not autobox    stackoverflow.com

I have a method like this:

public static <T> boolean isMemberOf(T item, T[] set)
{
    for (T t : set) {
        if (t.equals(item)) ...

2. Java: Why isn't autoboxing happening here?    stackoverflow.com

This gives me an error:

 int[] l = new int[] {0, 2, 192, -1, 3, 9, 2, 2};
 int[] l2 = new int[] {9001, 7, 21, 4, -3, 11, 10, 10};
 ...

3. Is this generic autoboxing?    stackoverflow.com

Assigning values without using usual notation like "this.<Double>getAnything(int flag)"

private <T> T getAnything(int flag) {
    Object o = null;
    if (flag==0)
      ...

4. autoboxing and generics    stackoverflow.com

I am actually confused on the both the topics, can anyone explain me.

ArrayList<Long> queryParms = new ArrayList<Long>();

1. Is the above one called generics or autoboxing and what is unboxing?
2. Is it a ...

5. Why not auto-box Java primitive types for Generics?    stackoverflow.com

Java does not allow primitive types to be used in generic data structures. E.g. ArrayList<int> is not allowed. The reason is, primitive types can not be directly converted to Object. However ...

6. int vs int[] difference - autoboxing inside generics?    stackoverflow.com

See this piece of code:

import java.util.*;
public class Temp{
    public static void main(String[] args){
        List<int[]> list1 = new ArrayList<int[]>(); //WORKS!
   ...

7. Bug in javac using generics, autoboxing and method overloading?    forums.oracle.com