All Superinterfaces:

Pair<Long,V>

All Known Implementing Classes:

LongObjectImmutablePair, LongObjectMutablePair
```
public interface LongObjectPair<V>
extends Pair<Long,V>
```
A type-specific Pair; provides some additional methods that use polymorphism to avoid (un)boxing.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Default Methods Deprecated Methods
Modifier and Type	Method	Description
`default Long`	`first()`	Deprecated. Please use the corresponding type-specific method instead.
`default LongObjectPair<V>`	`first(long l)`	Sets the left element of this pair (optional operation).
`default LongObjectPair<V>`	`first(Long l)`	Deprecated. Please use the corresponding type-specific method instead.
`default long`	`firstLong()`	Returns the left element of this pair.
`default Long`	`key()`	Deprecated. Please use the corresponding type-specific method instead.
`default LongObjectPair<V>`	`key(long l)`	Sets the left element of this pair (optional operation).
`default LongObjectPair<V>`	`key(Long l)`	Deprecated.
`default long`	`keyLong()`	Returns the left element of this pair.
`default Long`	`left()`	Deprecated. Please use the corresponding type-specific method instead.
`default LongObjectPair<V>`	`left(long l)`	Sets the left element of this pair (optional operation).
`default LongObjectPair<V>`	`left(Long l)`	Deprecated. Please use the corresponding type-specific method instead.
`long`	`leftLong()`	Returns the left element of this pair.
`static <V> LongObjectPair<V>`	`of(long left, V right)`	Returns a new type-specific immutable `Pair` with given left and right value.

Methods inherited from interface it.unimi.dsi.fastutil.Pair
right, right, second, second, value, value

- Method Detail
  - leftLong
```
long leftLong()
```
    Returns the left element of this pair.
    
    Returns:
    
    the left element of this pair.
  - left
```
@Deprecated
default Long left()
```
    Deprecated.
    Please use the corresponding type-specific method instead.
    
    Returns the left element of this pair.
    
    Specified by:
    
    left in interface Pair<Long,V>
    
    Returns:
    
    the left element of this pair.
  - left
```
default LongObjectPair<V> left(long l)
```
    Sets the left element of this pair (optional operation).
    
    Parameters:
    
    l - a new value for the left element.
    
    Implementation Notes:
    
    This implementation throws an UnsupportedOperationException.
  - left
```
@Deprecated
default LongObjectPair<V> left(Long l)
```
    Deprecated.
    Please use the corresponding type-specific method instead.
    
    Sets the left element of this pair (optional operation).
    
    Specified by:
    
    left in interface Pair<Long,V>
    
    Parameters:
    
    l - a new value for the left element.
  - firstLong
```
default long firstLong()
```
    Returns the left element of this pair.
    
    Returns:
    
    the left element of this pair.
    
    Implementation Notes:
    
    This implementation delegates to left().
  - first
```
@Deprecated
default Long first()
```
    Deprecated.
    Please use the corresponding type-specific method instead.
    
    Returns the left element of this pair.
    
    Specified by:
    
    first in interface Pair<Long,V>
    
    Returns:
    
    the left element of this pair.
  - first
```
default LongObjectPair<V> first(long l)
```
    Sets the left element of this pair (optional operation).
    
    Parameters:
    
    l - a new value for the left element.
    
    Implementation Notes:
    
    This implementation delegates to Pair.left(Object).
  - first
```
@Deprecated
default LongObjectPair<V> first(Long l)
```
    Deprecated.
    Please use the corresponding type-specific method instead.
    
    Sets the left element of this pair (optional operation).
    
    Specified by:
    
    first in interface Pair<Long,V>
    
    Parameters:
    
    l - a new value for the left element.
  - keyLong
```
default long keyLong()
```
    Returns the left element of this pair.
    
    Returns:
    
    the left element of this pair.
    
    Implementation Notes:
    
    This implementation delegates to left().
  - key
```
@Deprecated
default Long key()
```
    Deprecated.
    Please use the corresponding type-specific method instead.
    
    Returns the left element of this pair.
    
    Specified by:
    
    key in interface Pair<Long,V>
    
    Returns:
    
    the left element of this pair.
  - key
```
default LongObjectPair<V> key(long l)
```
    Sets the left element of this pair (optional operation).
    
    Parameters:
    
    l - a new value for the left element.
    
    Implementation Notes:
    
    This implementation delegates to Pair.left(Object).
  - key
```
@Deprecated
default LongObjectPair<V> key(Long l)
```
    Deprecated.
    
    Description copied from interface: Pair
    
    Sets the left element of this pair (optional operation).
    
    Specified by:
    
    key in interface Pair<Long,V>
    
    Parameters:
    
    l - a new value for the left element.
  - of
```
static <V> LongObjectPair<V> of(long left,
                                V right)
```
    Returns a new type-specific immutable Pair with given left and right value.
    
    Parameters:
    
    left - the left value.
    
    right - the right value.

Interface LongObjectPair<V>

Method Summary

Methods inherited from interface it.unimi.dsi.fastutil.Pair

Method Detail

leftLong

left

left

left

firstLong

first

first

first

keyLong

key

key

key

of