Package com.bigchaindb.util

Class JsonUtils

java.lang.Object

com.bigchaindb.util.JsonUtils

public class JsonUtils
extends Object

Utility class for handling JSON serialization and deserialization.

Constructor Summary

Constructors

Constructor	Description
JsonUtils()

Method Summary

Modifier and Type	Method	Description
static void	addTypeAdapterDeserializer(Class type, com.google.gson.JsonDeserializer<?> jsonDeserializer)	Add a type adapter
static void	addTypeAdapterSerializer(Class type, com.google.gson.JsonSerializer<?> jsonSerializer)	Add a type adapter
static <T> T	fromJson(String json, Class<T> T)	From json.
static com.google.gson.Gson	getGson()	returns gson
static com.google.gson.Gson	getGson(com.google.gson.ExclusionStrategy... exclusionStrategies)	returns gson
static com.google.gson.Gson	getGson(Class ignoreClass, com.google.gson.ExclusionStrategy... exclusionStrategies)	returns gson
static void	setJsonDateFormat(String dateFormat)
static String	toJson(Object src)	To json.
static String	toJson(Object src, com.google.gson.ExclusionStrategy... exclusionStrategies)	To json.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonUtils

public JsonUtils()

Method Detail

getGson

public static com.google.gson.Gson getGson()

returns gson

Returns:

getGson

public static com.google.gson.Gson getGson(com.google.gson.ExclusionStrategy... exclusionStrategies)

returns gson

Parameters:

exclusionStrategies - strategy to use

Returns:

gson

getGson

public static com.google.gson.Gson getGson(Class ignoreClass,
                                           com.google.gson.ExclusionStrategy... exclusionStrategies)

returns gson

Parameters:

ignoreClass - class to ignore

exclusionStrategies - strategy to use

Returns:

gson

addTypeAdapterDeserializer

public static void addTypeAdapterDeserializer(Class type,
                                              com.google.gson.JsonDeserializer<?> jsonDeserializer)

Add a type adapter

Parameters:

type - the type (@Class) we're adapting

jsonDeserializer - the type's deserializer

addTypeAdapterSerializer

public static void addTypeAdapterSerializer(Class type,
                                            com.google.gson.JsonSerializer<?> jsonSerializer)

Add a type adapter

Parameters:

type - the type (@Class) we're adapting

jsonSerializer - the type's deserializer

fromJson

public static <T> T fromJson(String json,
                             Class<T> T)

From json.

Type Parameters:

T - the generic type

Parameters:

json - the string from which the object is to be deserialized.

T - the type of the desired object.

Returns:

an object of type T from the string. Returns null if json is null.

See Also:

Gson.fromJson(String, Class)

toJson

public static String toJson(Object src)

To json.

Parameters:

src - the object for which Json representation is to be created setting for Gson .

Returns:

Json representation of src.

See Also:

Gson.toJson(Object)

toJson

public static String toJson(Object src,
                            com.google.gson.ExclusionStrategy... exclusionStrategies)

To json.

Parameters:

src - the object for which Json representation is to be created setting for Gson .

Returns:

Json representation of src.

See Also:

Gson.toJson(Object)

setJsonDateFormat

public static void setJsonDateFormat(String dateFormat)