Package com.arpnetworking.configuration.jackson

Class BaseJsonNodeSource

java.lang.Object

com.arpnetworking.configuration.jackson.BaseJsonNodeSource

All Implemented Interfaces:

JsonNodeSource

Direct Known Subclasses:

HoconFileSource, JsonNodeDirectorySource, JsonNodeFileSource, JsonNodeLiteralSource, JsonNodePaginatedUriSource, JsonNodeUriSource

public abstract class BaseJsonNodeSource
extends Object
implements JsonNodeSource

Abstract base class for JsonNodeSource implementations.

Author:

Ville Koskela (ville dot koskela at inscopemetrics dot io)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	BaseJsonNodeSource.Builder<T extends BaseJsonNodeSource.Builder<?,?>,S extends JsonNodeSource>	Builder implementation for BaseJsonNodeSource.

Field Summary

Fields

Modifier and Type	Field	Description
protected final com.fasterxml.jackson.databind.ObjectMapper	_objectMapper

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseJsonNodeSource(BaseJsonNodeSource.Builder<?,?> builder)	Protected constructor.

Method Summary

Modifier and Type	Method	Description
protected static Optional<com.fasterxml.jackson.databind.JsonNode>	getValue(Optional<com.fasterxml.jackson.databind.JsonNode> node, String... keys)	Find the JsonNode if one exists from a specified root node given a sequence of keys to look-up.
Object	toLogValue()	Generate a Steno log compatible representation.
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.arpnetworking.configuration.jackson.JsonNodeSource

getValue

Field Details

_objectMapper

protected final com.fasterxml.jackson.databind.ObjectMapper _objectMapper

Constructor Details

BaseJsonNodeSource

protected BaseJsonNodeSource(BaseJsonNodeSource.Builder<?,?> builder)

Protected constructor.

Parameters:

builder - Instance of BaseJsonNodeSource.Builder.

Method Details

toLogValue

public Object toLogValue()

Generate a Steno log compatible representation.

Returns:

Steno log compatible representation.

toString

public String toString()

Overrides:

toString in class Object

getValue

protected static Optional<com.fasterxml.jackson.databind.JsonNode> getValue(Optional<com.fasterxml.jackson.databind.JsonNode> node,
 String... keys)

Find the JsonNode if one exists from a specified root node given a sequence of keys to look-up.

Parameters:

node - The root JsonNode.

keys - The sequence of keys to search for.

Returns:

The Optional JsonNode instance.