org.apache.hadoop.hbase.util

类 Pair<T1,T2>

java.lang.Object

org.apache.hadoop.hbase.util.Pair<T1,T2>

类型参数:

T1 -

T2 -

所有已实现的接口:

Serializable

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

A generic class for pairs.

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
protected T1	first
protected T2	second

构造器概要

构造器

构造器和说明
Pair() Default constructor.
Pair(T1 a, T2 b) Constructor

方法概要

限定符和类型	方法和说明
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()

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

字段详细资料

first

protected T1 first

second

protected T2 second

构造器详细资料

Pair

public Pair()

Default constructor.

Pair

public Pair(T1 a,
            T2 b)

Constructor

参数:

a - operand

b - operand

方法详细资料

newPair

public static <T1,T2> Pair<T1,T2> newPair(T1 a,
                                          T2 b)

Constructs a new pair, inferring the type via the passed arguments

类型参数:

T1 - type for first

T2 - type for second

参数:

a - first element

b - second element

返回:

a new pair containing the passed arguments

setFirst

public void setFirst(T1 a)

Replace the first element of the pair.

参数:

a - operand

setSecond

public void setSecond(T2 b)

Replace the second element of the pair.

参数:

b - operand

getFirst

public T1 getFirst()

Return the first element stored in the pair.

返回:

T1

getSecond

public T2 getSecond()

Return the second element stored in the pair.

返回:

T2

equals

public boolean equals(Object other)

覆盖:

equals 在类中 Object

hashCode

public int hashCode()

覆盖:

hashCode 在类中 Object

toString

public String toString()

覆盖:

toString 在类中 Object