ReadOnlyCollectionView2X (Ignite 2.17.0)

java.lang.Object
- java.util.AbstractCollection<E>
- - org.apache.ignite.internal.util.GridSerializableCollection<T>
  - - org.apache.ignite.internal.util.lang.gridfunc.ReadOnlyCollectionView2X<T>

Type Parameters:

T - Element type.

All Implemented Interfaces:

Serializable, Iterable<T>, Collection<T>
```
public class ReadOnlyCollectionView2X<T>
extends GridSerializableCollection<T>
```
Collections wrapper. A read-only view will be created over the element and given collections and no copying will happen.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

ReadOnlyCollectionView2X(Collection<? extends T> c1, Collection<? extends T> c2)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`contains(Object o)`
`boolean`	`equals(Object obj)`
`@NotNull Iterator<T>`	`iterator()`
`int`	`size()`

Methods inherited from class java.util.AbstractCollection
add, addAll, clear, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection
hashCode, parallelStream, removeIf, spliterator, stream, toArray

Methods inherited from interface java.lang.Iterable
forEach

- Constructor Detail
  - ReadOnlyCollectionView2X
```
public ReadOnlyCollectionView2X(Collection<? extends T> c1,
                                Collection<? extends T> c2)
```
    Parameters:
    
    c1 - First collection.
    
    c2 - SecondCollection.
- Method Detail
  - iterator
```
@NotNull
public @NotNull Iterator<T> iterator()
```
    Specified by:
    
    iterator in interface Collection<T>
    
    Specified by:
    
    iterator in interface Iterable<T>
    
    Specified by:
    
    iterator in class AbstractCollection<T>
  - contains
```
public boolean contains(Object o)
```
    Specified by:
    
    contains in interface Collection<T>
    
    Overrides:
    
    contains in class AbstractCollection<T>
  - size
```
public int size()
```
    Specified by:
    
    size in interface Collection<T>
    
    Specified by:
    
    size in class AbstractCollection<T>
  - equals
```
public boolean equals(Object obj)
```
    Specified by:
    
    equals in interface Collection<T>
    
    Overrides:
    
    equals in class Object