io.druid.java.util.common.parsers

Class ParserUtils

java.lang.Object

io.druid.java.util.common.parsers.ParserUtils

public class ParserUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
ParserUtils()

Method Summary

Modifier and Type	Method and Description
static com.google.common.base.Function<String,org.joda.time.DateTime>	createTimestampParser(String format) Factored timestamp parsing into its own Parser class, but leaving this here for compatibility
static Set<String>	findDuplicates(Iterable<String> fieldNames)
static ArrayList<String>	generateFieldNames(int length)
static String	getDefaultColumnName(int ordinal) Return a function to generate default column names.
static com.google.common.base.Function<String,Object>	getMultiValueFunction(String listDelimiter, com.google.common.base.Splitter listSplitter)
static String	stripQuotes(String input)
static void	validateFields(Iterable<String> fieldNames)

Methods inherited from class java.lang.Object

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

Constructor Detail

ParserUtils

public ParserUtils()

Method Detail

getMultiValueFunction

public static com.google.common.base.Function<String,Object> getMultiValueFunction(String listDelimiter,
                                                                                   com.google.common.base.Splitter listSplitter)

generateFieldNames

public static ArrayList<String> generateFieldNames(int length)

createTimestampParser

public static com.google.common.base.Function<String,org.joda.time.DateTime> createTimestampParser(String format)

Factored timestamp parsing into its own Parser class, but leaving this here for compatibility

Parameters:

format -

Returns:

findDuplicates

public static Set<String> findDuplicates(Iterable<String> fieldNames)

validateFields

public static void validateFields(Iterable<String> fieldNames)

stripQuotes

public static String stripQuotes(String input)

getDefaultColumnName

public static String getDefaultColumnName(int ordinal)

Return a function to generate default column names. Note that the postfix for default column names starts from 1.

Returns:

column name generating function