Pair (Apache HBase 1.4.11 API)

java.lang.Object
- org.apache.hadoop.hbase.util.Pair<T1,T2>

Type Parameters:: T1 -; T2 -

All Implemented Interfaces:: Serializable

@InterfaceAudience.Public
@InterfaceStability.Stable
public class Pair<T1,T2>
extends Object
implements Serializable

A generic class for pairs.

See Also:: Serialized Form

Field Summary

Fields
Modifier and Type Field and Description

protected T1 first

protected T2 second

Fields
Modifier and Type	Field and Description
`protected T1`	`first`
`protected T2`	`second`

Constructor Summary

Constructors
Constructor and Description

Pair()
Default constructor.

Pair(T1 a, T2 b)
Constructor

Constructors
Constructor and Description
`Pair()` Default constructor.
`Pair(T1 a, T2 b)` Constructor

Method Summary

Methods
Modifier and Type	Method and Description
`boolean`	`equals(Object other)`
`T1`	`getFirst()` Return the first element stored in the pair.
`T2`	`getSecond()` Return the second element stored in the pair.
`int`	`hashCode()`
`static <T1,T2> Pair<T1,T2>`	`newPair(T1 a, T2 b)` Constructs a new pair, inferring the type via the passed arguments
`void`	`setFirst(T1 a)` Replace the first element of the pair.
`void`	`setSecond(T2 b)` Replace the second element of the pair.
`String`	`toString()`

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

- Field Detail
  - first
```
protected T1 first
```
  - second
```
protected T2 second
```
- Constructor Detail
  - Pair
```
public Pair()
```
    Default constructor.
  - Pair
```
public Pair(T1 a,
    T2 b)
```
    Constructor
    
    Parameters:
    a - operand
    b - operand
- Method Detail
  - newPair
```
public static <T1,T2> Pair<T1,T2> newPair(T1 a,
                          T2 b)
```
    Constructs a new pair, inferring the type via the passed arguments
    
    Type Parameters:
    T1 - type for first
    T2 - type for second
    Parameters:
    a - first element
    b - second element
    
    Returns:
    a new pair containing the passed arguments
  - setFirst
```
public void setFirst(T1 a)
```
    Replace the first element of the pair.
    
    Parameters:
    a - operand
  - setSecond
```
public void setSecond(T2 b)
```
    Replace the second element of the pair.
    
    Parameters:
    b - operand
  - getFirst
```
public T1 getFirst()
```
    Return the first element stored in the pair.
    
    Returns:
    T1
  - getSecond
```
public T2 getSecond()
```
    Return the second element stored in the pair.
    
    Returns:
    T2
  - equals
```
public boolean equals(Object other)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Class Pair<T1,T2>

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

first

second

Constructor Detail

Pair

Pair

Method Detail

newPair

setFirst

setSecond

getFirst

getSecond

equals

hashCode

toString