com.aliyun.odps.io

Class TimestampNtzWritable

java.lang.Object

com.aliyun.odps.io.TimestampNtzWritable

All Implemented Interfaces:

Writable, WritableComparable<TimestampNtzWritable>, Comparable<TimestampNtzWritable>

public class TimestampNtzWritable
extends Object
implements WritableComparable<TimestampNtzWritable>

TimestampNtzWritable 提供了 LocalDateTime 的 Writable 和 WritableComparable 的实现

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TimestampNtzWritable.Comparator TimestampNtzWritable 对象的 WritableComparator 自然顺序实现（升序）.
static class	TimestampNtzWritable.DecreasingComparator TimestampNtzWritable 对象的 WritableComparator 降序实现.

Constructor Summary

Constructors

Constructor and Description
TimestampNtzWritable() 默认构造值为0的 TimestampNtzWritable.
TimestampNtzWritable(LocalDateTime value) 根据给定的LocalDateTime对象构造TimestampNtzWritable
TimestampNtzWritable(long seconds, int nanos) 根据给定的秒和纳秒值构造TimestampNtzWritable

Method Summary

Modifier and Type	Method and Description
int	compareTo(TimestampNtzWritable o)
boolean	equals(Object o)
LocalDateTime	get() 获取该writable对应的LocalDateTime对象
int	getNanos() 获取该writable对应的纳秒的部分
long	getSeconds() 获取该writable对应的秒数
int	hashCode()
void	readFields(DataInput in) 从指定的 DataInput in 反序列化.
void	set(LocalDateTime ld) 根据给定的 LocalDateTime 对象构造TimestampNtzWritable
void	set(long seconds, int nanos) 根据给定的秒和纳秒值设置TimestampNtzWritable的值
void	write(DataOutput out) 序列化到指定的 DataOutput out.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TimestampNtzWritable

public TimestampNtzWritable()

默认构造值为0的 TimestampNtzWritable.

TimestampNtzWritable

public TimestampNtzWritable(LocalDateTime value)

根据给定的LocalDateTime对象构造TimestampNtzWritable

Parameters:

value - 给定的 LocalDateTime 对象

TimestampNtzWritable

public TimestampNtzWritable(long seconds,
                            int nanos)

根据给定的秒和纳秒值构造TimestampNtzWritable

Parameters:

seconds - 总秒数

nanos - 纳秒值

Method Detail

get

public LocalDateTime get()

获取该writable对应的LocalDateTime对象

getSeconds

public long getSeconds()

获取该writable对应的秒数

getNanos

public int getNanos()

获取该writable对应的纳秒的部分

set

public void set(long seconds,
                int nanos)

根据给定的秒和纳秒值设置TimestampNtzWritable的值

Parameters:

seconds - 秒数

nanos - 纳秒值

set

public void set(LocalDateTime ld)

根据给定的 LocalDateTime 对象构造TimestampNtzWritable

readFields

public void readFields(DataInput in)
                throws IOException

Description copied from interface: Writable

从指定的 DataInput in 反序列化.

Specified by:

readFields in interface Writable

Throws:

IOException

write

public void write(DataOutput out)
           throws IOException

Description copied from interface: Writable

序列化到指定的 DataOutput out.

Specified by:

write in interface Writable

Throws:

IOException

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(TimestampNtzWritable o)

Specified by:

compareTo in interface Comparable<TimestampNtzWritable>