io.druid.java.util.common.parsers

Interface Parser<K,V>

All Known Implementing Classes:

CSVParser, DelimitedParser, JavaScriptParser, JSONParser, JSONPathParser, JSONToLowerParser, RegexParser, ToLowerCaseParser

public interface Parser<K,V>

Class that can parse Strings into Maps.

Method Summary

Modifier and Type	Method and Description
List<String>	getFieldNames() Deprecated.
Map<K,V>	parse(String input) Parse a String into a Map.
void	setFieldNames(Iterable<String> fieldNames) Deprecated.

Method Detail

parse

Map<K,V> parse(String input)

Parse a String into a Map.

Throws:

ParseException - if the String cannot be parsed

setFieldNames

@Deprecated
void setFieldNames(Iterable<String> fieldNames)

Deprecated.

Set the fieldNames that you expect to see in parsed Maps. Deprecated; Parsers should not, in general, be expected to know what fields they will return. Some individual types of parsers do need to know (like a TSV parser) and those parsers have their own way of setting field names.

getFieldNames

@Deprecated
List<String> getFieldNames()

Deprecated.

Returns the fieldNames that we expect to see in parsed Maps, if known, or null otherwise. Deprecated; Parsers should not, in general, be expected to know what fields they will return.