com.github.nmorel.gwtjackson.client.ser.map

Class MapJsonSerializer<M extends Map<K,V>,K,V>

java.lang.Object

com.github.nmorel.gwtjackson.client.JsonSerializer<M>

com.github.nmorel.gwtjackson.client.ser.map.MapJsonSerializer<M,K,V>

Type Parameters:

M - Type of the Map

K - Type of the keys inside the Map

V - Type of the values inside the Map

public class MapJsonSerializer<M extends Map<K,V>,K,V>
extends JsonSerializer<M>

Default JsonSerializer implementation for Map.

Author:

Nicolas Morel

Field Summary

Fields

Modifier and Type	Field and Description
protected KeySerializer<K>	keySerializer
protected JsonSerializer<V>	valueSerializer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MapJsonSerializer(KeySerializer<K> keySerializer, JsonSerializer<V> valueSerializer)

Method Summary

Methods

Modifier and Type	Method and Description
void	doSerialize(JsonWriter writer, M values, JsonSerializationContext ctx, JsonSerializerParameters params) Serializes a non-null object into JSON output.
protected boolean	isEmpty(M value)
static <M extends Map<?,?>> MapJsonSerializer<M,?,?>	newInstance(KeySerializer<?> keySerializer, JsonSerializer<?> valueSerializer)
void	serializeValues(JsonWriter writer, M values, JsonSerializationContext ctx, JsonSerializerParameters params)

Methods inherited from class com.github.nmorel.gwtjackson.client.JsonSerializer

isDefault, serialize, serialize, serializeNullValue

Methods inherited from class java.lang.Object

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

Field Detail

keySerializer

protected final KeySerializer<K> keySerializer

valueSerializer

protected final JsonSerializer<V> valueSerializer

Constructor Detail

MapJsonSerializer

protected MapJsonSerializer(KeySerializer<K> keySerializer,
                 JsonSerializer<V> valueSerializer)

Parameters:

keySerializer - KeySerializer used to serialize the keys.

valueSerializer - JsonSerializer used to serialize the values.

Method Detail

newInstance

public static <M extends Map<?,?>> MapJsonSerializer<M,?,?> newInstance(KeySerializer<?> keySerializer,
                                                        JsonSerializer<?> valueSerializer)

Type Parameters:

M - Type of the Map

Parameters:

keySerializer - KeySerializer used to serialize the keys.

valueSerializer - JsonSerializer used to serialize the values.

Returns:

a new instance of MapJsonSerializer

isEmpty

protected boolean isEmpty(@Nullable
              M value)

Overrides:

isEmpty in class JsonSerializer<M extends Map<K,V>>

Returns:

true if the value is empty

doSerialize

public void doSerialize(JsonWriter writer,
               @Nonnull
               M values,
               JsonSerializationContext ctx,
               JsonSerializerParameters params)

Description copied from class: JsonSerializer

Serializes a non-null object into JSON output.

Specified by:

doSerialize in class JsonSerializer<M extends Map<K,V>>

Parameters:

writer - JsonWriter used to write the serialized JSON

values - Object to serialize

ctx - Context for the full serialization process

params - Parameters for this serialization

serializeValues

public void serializeValues(JsonWriter writer,
                   M values,
                   JsonSerializationContext ctx,
                   JsonSerializerParameters params)