com.github.aaronshan.functions.date

类 UDFDayOfYear

java.lang.Object

org.apache.hadoop.hive.ql.exec.UDF

com.github.aaronshan.functions.date.UDFDayOfYear

public class UDFDayOfYear
extends org.apache.hadoop.hive.ql.exec.UDF

作者:

ruifeng.shan date: 2016-07-27 time: 15:58

字段概要

字段

限定符和类型	字段和说明
static org.joda.time.format.DateTimeFormatter	DEFAULT_DATE_FORMATTER

构造器概要

构造器

构造器和说明
UDFDayOfYear()

方法概要

限定符和类型	方法和说明
org.apache.hadoop.io.IntWritable	evaluate(org.apache.hadoop.io.Text dateString) Get the day of week from a date string.
org.apache.hadoop.io.IntWritable	evaluate(org.apache.hadoop.hive.serde2.io.TimestampWritable t)

从类继承的方法 org.apache.hadoop.hive.ql.exec.UDF

getRequiredFiles, getRequiredJars, getResolver, setResolver

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

DEFAULT_DATE_FORMATTER

public static final org.joda.time.format.DateTimeFormatter DEFAULT_DATE_FORMATTER

构造器详细资料

UDFDayOfYear

public UDFDayOfYear()

方法详细资料

evaluate

public org.apache.hadoop.io.IntWritable evaluate(org.apache.hadoop.io.Text dateString)

Get the day of week from a date string.

参数:

dateString - the dateString in the format of "yyyy-MM-dd".

返回:

an int from 1 to 366 string.

evaluate

public org.apache.hadoop.io.IntWritable evaluate(org.apache.hadoop.hive.serde2.io.TimestampWritable t)