Package org.hobbit.core.rabbit

Class GsonUtils

java.lang.Object

org.hobbit.core.rabbit.GsonUtils

public class GsonUtils
extends Object

A class that offers simple utility methods that hide some steps that are necessary to transform java objects into JSON containing byte arrays and vice versa.

Author:

Michael Röder (michael.roeder@uni-paderborn.de)

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOGGER

Constructor Summary

Constructors

Constructor	Description
GsonUtils()

Method Summary

Modifier and Type	Method	Description
static <T> T	deserializeObjectWithGson(com.google.gson.Gson gson, byte[] data, Class<? extends T> clazz)	Deserialize a Java data object that was received as JSON with a command.
static <T> byte[]	serializeObjectWithGson(com.google.gson.Gson gson, T object)	Serialize a Java object as JSON using the given Gson instance and the RabbitMQUtils class.

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

Constructor Details

GsonUtils

public GsonUtils()

Method Details

serializeObjectWithGson

public static <T> byte[] serializeObjectWithGson(com.google.gson.Gson gson,
 T object)

Serialize a Java object as JSON using the given Gson instance and the RabbitMQUtils class.

Type Parameters:

T - The class of the given object

Parameters:

gson - The Gson instance used for the serialization as JSON

object - The object that should be serialized

Returns:

The serialized object as JSON in a byte representation or null if the given object was null

deserializeObjectWithGson

public static <T> T deserializeObjectWithGson(com.google.gson.Gson gson,
 byte[] data,
 Class<? extends T> clazz)

Deserialize a Java data object that was received as JSON with a command. First, the given byte array will be transformed into a String using the RabbitMQUtils class, before it will be deserialized using the given Gson object.

Type Parameters:

T - The class that the data object should have.

Parameters:

gson - The Gson instance used to deserialize the JSON object.

data - The byte array that has been received.

clazz - The class that the data object should have.

Returns:

The deserialized object or null if an error occurred