Class RegexParser
- java.lang.Object
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- org.apache.druid.java.util.common.parsers.RegexParser
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Constructor Summary
Constructors Constructor Description RegexParser(String pattern, com.google.common.base.Optional<String> listDelimiter)
RegexParser(String pattern, com.google.common.base.Optional<String> listDelimiter, Iterable<String> fieldNames)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description List<String>
getFieldNames()
Returns the fieldNames that we expect to see in parsed Maps, if known, or null otherwise.Map<String,Object>
parseToMap(String input)
Parse a String into a Map.void
setFieldNames(Iterable<String> fieldNames)
Set the fieldNames that you expect to see in parsed Maps.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.druid.java.util.common.parsers.Parser
startFileFromBeginning
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Method Detail
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parseToMap
public Map<String,Object> parseToMap(String input)
Description copied from interface:Parser
Parse a String into a Map. The result can be null which means the given input string will be ignored.- Specified by:
parseToMap
in interfaceParser<String,Object>
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setFieldNames
public void setFieldNames(Iterable<String> fieldNames)
Description copied from interface:Parser
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.- Specified by:
setFieldNames
in interfaceParser<String,Object>
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getFieldNames
public List<String> getFieldNames()
Description copied from interface:Parser
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.- Specified by:
getFieldNames
in interfaceParser<String,Object>
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