io.druid.java.util.common.parsers

Class JSONFlattenerMaker

java.lang.Object

io.druid.java.util.common.parsers.JSONFlattenerMaker

All Implemented Interfaces:

ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>

public class JSONFlattenerMaker
extends Object
implements ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>

Constructor Summary

Constructors

Constructor and Description
JSONFlattenerMaker()

Method Summary

Modifier and Type	Method and Description
Iterable<String>	discoverRootFields(com.fasterxml.jackson.databind.JsonNode obj)
Object	getRootField(com.fasterxml.jackson.databind.JsonNode obj, String key)
Function<com.fasterxml.jackson.databind.JsonNode,Object>	makeJsonPathExtractor(String expr)
Function<com.fasterxml.jackson.databind.JsonNode,Object>	makeJsonQueryExtractor(String expr)

Methods inherited from class java.lang.Object

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

Constructor Detail

JSONFlattenerMaker

public JSONFlattenerMaker()

Method Detail

discoverRootFields

public Iterable<String> discoverRootFields(com.fasterxml.jackson.databind.JsonNode obj)

Specified by:

discoverRootFields in interface ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>

getRootField

public Object getRootField(com.fasterxml.jackson.databind.JsonNode obj,
                           String key)

Specified by:

getRootField in interface ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>

makeJsonPathExtractor

public Function<com.fasterxml.jackson.databind.JsonNode,Object> makeJsonPathExtractor(String expr)

Specified by:

makeJsonPathExtractor in interface ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>

makeJsonQueryExtractor

public Function<com.fasterxml.jackson.databind.JsonNode,Object> makeJsonQueryExtractor(String expr)

Specified by:

makeJsonQueryExtractor in interface ObjectFlatteners.FlattenerMaker<com.fasterxml.jackson.databind.JsonNode>