Package org.apache.drill.exec.store.easy.json.values

Class BooleanListener

java.lang.Object

org.apache.drill.exec.store.easy.json.values.ScalarListener

org.apache.drill.exec.store.easy.json.values.BooleanListener

All Implemented Interfaces:

ValueListener

public class BooleanListener
extends ScalarListener

Listener for JSON Boolean fields. Allows conversion from numeric fields (with the usual semantics: 0 = false, ~0 = true) and from strings (using Java Boolean parsing semantics.)

Field Summary

Fields inherited from class org.apache.drill.exec.store.easy.json.values.ScalarListener

isArray, loader, writer

Constructor Summary

Constructors

Constructor	Description
BooleanListener(JsonLoaderImpl loader, ScalarWriter writer)

Method Summary

Modifier and Type	Method	Description
void	onValue(com.fasterxml.jackson.core.JsonToken token, TokenIterator tokenizer)	Called for a JSON scalar token.
protected void	setArrayNull()

Methods inherited from class org.apache.drill.exec.store.easy.json.values.ScalarListener

addValueToListenerMap, addValueToListenerMap, onText, schema, setNull, typeConversionError

Methods inherited from class java.lang.Object

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

Constructor Details

BooleanListener

public BooleanListener(JsonLoaderImpl loader,
 ScalarWriter writer)

Method Details

onValue

public void onValue(com.fasterxml.jackson.core.JsonToken token,
 TokenIterator tokenizer)

Description copied from interface: ValueListener

Called for a JSON scalar token.

Specified by:

onValue in interface ValueListener

Overrides:

onValue in class ScalarListener

Parameters:

token - the scalar token

tokenizer - provides access to the value of the token

setArrayNull

protected void setArrayNull()

Overrides:

setArrayNull in class ScalarListener