com.github.nmorel.gwtjackson.client

Class JsonDeserializer<T>

java.lang.Object

com.github.nmorel.gwtjackson.client.JsonDeserializer<T>

Direct Known Subclasses:

AbstractArrayJsonDeserializer, AbstractBeanJsonDeserializer, BaseDateJsonDeserializer, BaseIterableJsonDeserializer, BaseMapJsonDeserializer, BaseNumberJsonDeserializer, BooleanJsonDeserializer, CharacterJsonDeserializer, EnumJsonDeserializer, StringJsonDeserializer, UUIDJsonDeserializer, VoidJsonDeserializer

public abstract class JsonDeserializer<T>
extends Object

Base class for all the deserializer. It handles null values and exceptions. The rest is delegated to implementations.

Author:

Nicolas Morel

Constructor Summary

Constructors

Constructor and Description
JsonDeserializer()

Method Summary

Methods

Modifier and Type	Method and Description
T	deserialize(JsonReader reader, JsonDeserializationContext ctx) Deserializes a JSON input into an object.
protected abstract T	doDeserialize(JsonReader reader, JsonDeserializationContext ctx) Deserializes a non-null JSON input into an object.
void	setBackReference(String referenceName, Object reference, T value, JsonDeserializationContext ctx) Set the back reference.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonDeserializer

public JsonDeserializer()

Method Detail

deserialize

public T deserialize(JsonReader reader,
            JsonDeserializationContext ctx)
              throws JsonDeserializationException

Deserializes a JSON input into an object.

Parameters:

reader - JsonReader used to read the JSON input

ctx - Context for the full deserialization process

Returns:

the deserialized object

Throws:

JsonDeserializationException - if an error occurs during the deserialization

doDeserialize

protected abstract T doDeserialize(JsonReader reader,
              JsonDeserializationContext ctx)
                            throws IOException

Deserializes a non-null JSON input into an object.

Parameters:

reader - JsonReader used to read the JSON input

ctx - Context for the full deserialization process

Returns:

the deserialized object

Throws:

IOException - if an error occurs reading the input

setBackReference

public void setBackReference(String referenceName,
                    Object reference,
                    T value,
                    JsonDeserializationContext ctx)

Set the back reference.

Parameters:

referenceName - name of the reference

reference - reference to set

value - value to set the reference to.

ctx - Context for the full deserialization process

See Also:

JsonBackReference