+++ /dev/null
-/*
- * Copyright (C) 2011 Google Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.gson.internal.bind;
-
-import java.io.IOException;
-import java.lang.reflect.Array;
-import java.lang.reflect.GenericArrayType;
-import java.lang.reflect.Type;
-import java.util.ArrayList;
-import java.util.List;
-
-import com.google.gson.Gson;
-import com.google.gson.TypeAdapter;
-import com.google.gson.TypeAdapterFactory;
-import com.google.gson.internal.$Gson$Types;
-import com.google.gson.reflect.TypeToken;
-import com.google.gson.stream.JsonReader;
-import com.google.gson.stream.JsonToken;
-import com.google.gson.stream.JsonWriter;
-
-/**
- * Adapt an array of objects.
- */
-public final class ArrayTypeAdapter<E> extends TypeAdapter<Object> {
- public static final TypeAdapterFactory FACTORY = new TypeAdapterFactory() {
- @SuppressWarnings({"unchecked", "rawtypes"})
- public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> typeToken) {
- Type type = typeToken.getType();
- if (!(type instanceof GenericArrayType || type instanceof Class && ((Class<?>) type).isArray())) {
- return null;
- }
-
- Type componentType = $Gson$Types.getArrayComponentType(type);
- TypeAdapter<?> componentTypeAdapter = gson.getAdapter(TypeToken.get(componentType));
- return new ArrayTypeAdapter(
- gson, componentTypeAdapter, $Gson$Types.getRawType(componentType));
- }
- };
-
- private final Class<E> componentType;
- private final TypeAdapter<E> componentTypeAdapter;
-
- public ArrayTypeAdapter(Gson context, TypeAdapter<E> componentTypeAdapter, Class<E> componentType) {
- this.componentTypeAdapter =
- new TypeAdapterRuntimeTypeWrapper<E>(context, componentTypeAdapter, componentType);
- this.componentType = componentType;
- }
-
- public Object read(JsonReader in) throws IOException {
- if (in.peek() == JsonToken.NULL) {
- in.nextNull();
- return null;
- }
-
- List<E> list = new ArrayList<E>();
- in.beginArray();
- while (in.hasNext()) {
- E instance = componentTypeAdapter.read(in);
- list.add(instance);
- }
- in.endArray();
- Object array = Array.newInstance(componentType, list.size());
- for (int i = 0; i < list.size(); i++) {
- Array.set(array, i, list.get(i));
- }
- return array;
- }
-
- @SuppressWarnings("unchecked")
- @Override public void write(JsonWriter out, Object array) throws IOException {
- if (array == null) {
- out.nullValue();
- return;
- }
-
- out.beginArray();
- for (int i = 0, length = Array.getLength(array); i < length; i++) {
- E value = (E) Array.get(array, i);
- componentTypeAdapter.write(out, value);
- }
- out.endArray();
- }
-}