Collection

All Known Subinterfaces:

List, Set, SortedSet

All Known Implementing Classes:

AbstractCollection, AbstractList, AbstractSequentialList, AbstractSet, ArrayList, HashSet, LinkedList, Stack, TreeSet, Vector
```
public interface Collection
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`add(Object var0)`
`boolean`	`addAll(Collection var0)`
`void`	`clear()`
`boolean`	`contains(Object var0)`
`boolean`	`containsAll(Collection var0)`
`boolean`	`equals(Object var0)`
`int`	`hashCode()`
`boolean`	`isEmpty()`
`Iterator`	`iterator()`
`boolean`	`remove(Object var0)`
`boolean`	`removeAll(Collection var0)`
`boolean`	`retainAll(Collection var0)`
`int`	`size()`
`Object[]`	`toArray()`
`Object[]`	`toArray(Object[] var0)`

Method Detail

add
```
boolean add(Object var0)
```

addAll
```
boolean addAll(Collection var0)
```

clear
```
void clear()
```

contains
```
boolean contains(Object var0)
```

containsAll

boolean containsAll(Collection var0)

equals
```
boolean equals(Object var0)
```
Overrides:

equals in class Object

hashCode
```
int hashCode()
```
Overrides:

hashCode in class Object

isEmpty
```
boolean isEmpty()
```

iterator
```
Iterator iterator()
```

remove
```
boolean remove(Object var0)
```

removeAll
```
boolean removeAll(Collection var0)
```

retainAll
```
boolean retainAll(Collection var0)
```

size
```
int size()
```

toArray
```
Object[] toArray()
```

toArray
```
Object[] toArray(Object[] var0)
```