51 lines
1.6 KiB
Java
51 lines
1.6 KiB
Java
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/*
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* Copyright (C) 2016 Gson Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.gson.typeadapters;
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import javax.annotation.PostConstruct;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import junit.framework.TestCase;
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public class PostConstructAdapterFactoryTest extends TestCase {
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public void test() throws Exception {
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Gson gson = new GsonBuilder()
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.registerTypeAdapterFactory(new PostConstructAdapterFactory())
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.create();
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gson.fromJson("{\"bread\": \"white\", \"cheese\": \"cheddar\"}", Sandwich.class);
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try {
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gson.fromJson("{\"bread\": \"cheesey bread\", \"cheese\": \"swiss\"}", Sandwich.class);
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fail();
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} catch (IllegalArgumentException expected) {
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assertEquals("too cheesey", expected.getMessage());
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}
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}
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static class Sandwich {
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String bread;
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String cheese;
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@PostConstruct void validate() {
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if (bread.equals("cheesey bread") && cheese != null) {
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throw new IllegalArgumentException("too cheesey");
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}
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}
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}
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}
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