com.brein.util

Class JsonHelpers

java.lang.Object

com.brein.util.JsonHelpers

public class JsonHelpers
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
JsonHelpers()

Method Summary

Modifier and Type	Method and Description
static <T> T	getOr(java.util.Map<java.lang.String,java.lang.Object> json, java.lang.String key, T defaultValue) Tries to grab an element from a json
static java.lang.Long	getOrLong(java.util.Map<java.lang.String,java.lang.Object> json, java.lang.String key) There isn't a clear difference between doubles and longs in jsons, so we have to specifically cast longs

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonHelpers

public JsonHelpers()

Method Detail

getOr

public static <T> T getOr(java.util.Map<java.lang.String,java.lang.Object> json,
                          java.lang.String key,
                          T defaultValue)

Tries to grab an element from a json

Type Parameters:

T - the class of the value

Parameters:

json - the parsed json

key - the key to look at

defaultValue - the fallback value if we can't find the key

Returns:

the key value or defaultValue

getOrLong

public static java.lang.Long getOrLong(java.util.Map<java.lang.String,java.lang.Object> json,
                                       java.lang.String key)

There isn't a clear difference between doubles and longs in jsons, so we have to specifically cast longs