Example usage for com.google.gson.internal ObjectConstructor ObjectConstructor

Introduction

In this page you can find the example usage for com.google.gson.internal ObjectConstructor ObjectConstructor.

Prototype

ObjectConstructor

Source Link

Usage

From source file:com.datastore_android_sdk.serialization.ForeignCollectionTypeAdapterFactory.java

License:Apache License

@Override
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> typeToken) {
    Type type = typeToken.getType();

    Class<? super T> rawType = typeToken.getRawType();
    if (!ForeignCollection.class.isAssignableFrom(rawType)) {
        return null;
    }/*from   ww  w  .  j  av  a 2  s  . c o  m*/

    final Type elementType = $Gson$Types.getCollectionElementType(type, rawType);
    TypeToken<?> elementTypeToken = TypeToken.get(elementType);

    // Specify a TypeAdapter for the element only if we can retreive a concrete type element type
    TypeAdapter<?> elementTypeAdapter = elementType instanceof TypeVariable ? null
            : gson.getAdapter(elementTypeToken);

    @SuppressWarnings({ "unchecked", "rawtypes" })
    TypeAdapter<T> result = (TypeAdapter<T>) new Adapter(gson, elementType, elementTypeAdapter) {

        @Override
        public ObjectConstructor<T> getConstructor(final ForeignCollectionDeserializationContext context) {
            return new ObjectConstructor<T>() {
                public T construct() {
                    if (creator == null) {
                        return null;
                    } else {
                        return (T) creator.createInstance(elementType, context.getParent(),
                                context.getColumnName(), context.getOrderColumnName(),
                                context.getOrderAscending());
                    }
                }
            };
        }

    };
    return result;
}

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From source file:com.flipkart.batching.gson.adapters.DataCollectionTypeAdapter.java

License:Open Source License

public DataCollectionTypeAdapter(@NonNull TypeAdapter<T> typeAdapter) {
    collectionTypeAdapter = new BatchingTypeAdapters.ListTypeAdapter<>(typeAdapter,
            new ObjectConstructor<Collection<T>>() {
                @Override/*  ww  w  . j a v  a 2 s .co  m*/
                public Collection<T> construct() {
                    return new ArrayList<>();
                }
            });
}

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From source file:com.flipkart.batching.gson.GsonSerializationStrategy.java

License:Open Source License

private TypeAdapter<Collection<E>> getCollectionTypeAdapter() {
    if (collectionTypeAdapter == null) {
        collectionTypeAdapter = new BatchingTypeAdapters.ListTypeAdapter<>(getDataTypeAdapter(),
                new ObjectConstructor<Collection<E>>() {
                    @Override/*from www  .  j a  v a2s .c o m*/
                    public Collection<E> construct() {
                        return new ArrayList<>();
                    }
                });
    }
    return collectionTypeAdapter;
}

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