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1 | /* | |
2 | * Copyright (C) 2008 Google Inc. | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | package com.google.gson; | |
18 | ||
19 | import java.lang.reflect.Type; | |
20 | ||
21 | /** | |
22 | * Context for deserialization that is passed to a custom deserializer during invocation of its | |
23 | * {@link JsonDeserializer#deserialize(JsonElement, Type, JsonDeserializationContext)} | |
24 | * method. | |
25 | * | |
26 | * @author Inderjeet Singh | |
27 | * @author Joel Leitch | |
28 | */ | |
29 | public interface JsonDeserializationContext { | |
30 | ||
31 | /** | |
32 | * Invokes default deserialization on the specified object. It should never be invoked on | |
33 | * the element received as a parameter of the | |
34 | * {@link JsonDeserializer#deserialize(JsonElement, Type, JsonDeserializationContext)} method. Doing | |
35 | * so will result in an infinite loop since Gson will in-turn call the custom deserializer again. | |
36 | * | |
37 | * @param json the parse tree. | |
38 | * @param typeOfT type of the expected return value. | |
39 | * @param <T> The type of the deserialized object. | |
40 | * @return An object of type typeOfT. | |
41 | * @throws JsonParseException if the parse tree does not contain expected data. | |
42 | */ | |
43 | public <T> T deserialize(JsonElement json, Type typeOfT) throws JsonParseException; | |
44 | } |