com.dnanexus

Class DXJSON

java.lang.Object

com.dnanexus.DXJSON

public class DXJSON
extends Object

Utility class for working with JSON objects.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DXJSON.ArrayBuilder Builder class that generates a JSON array.
static class	DXJSON.ObjectBuilder Builder class that generates a JSON object (hash).

Method Summary

Modifier and Type	Method and Description
static DXJSON.ArrayBuilder	getArrayBuilder() Creates a new ArrayBuilder, initialized to produce an empty array.
static DXJSON.ObjectBuilder	getObjectBuilder() Creates a new ObjectBuilder, initialized to produce an empty object.
static com.fasterxml.jackson.databind.JsonNode	parseJson(String stringified) Parses the specified string into a JSON object.
static <T> T	safeTreeToValue(com.fasterxml.jackson.databind.JsonNode json, Class<T> valueType) Translates the given JSON object to an instance of the specified class.

Methods inherited from class java.lang.Object

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

Method Detail

parseJson

public static com.fasterxml.jackson.databind.JsonNode parseJson(String stringified)
                                                         throws IOException

Parses the specified string into a JSON object.

Throws:

IOException

getArrayBuilder

public static DXJSON.ArrayBuilder getArrayBuilder()

Creates a new ArrayBuilder, initialized to produce an empty array.

getObjectBuilder

public static DXJSON.ObjectBuilder getObjectBuilder()

Creates a new ObjectBuilder, initialized to produce an empty object.

safeTreeToValue

public static <T> T safeTreeToValue(com.fasterxml.jackson.databind.JsonNode json,
                                    Class<T> valueType)

Translates the given JSON object to an instance of the specified class.

This is a wrapper around Jackson's treeToValue that suppresses JsonProcessingException and rethrows it as an unchecked exception.

Parameters:

json - JSON object

valueType - A Jackson-deserializable class

Returns:

An instance of the class given by klass