spring GsonJsonParser 源码
springboot GsonJsonParser 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/json/GsonJsonParser.java
/*
* Copyright 2012-2022 the original author or authors.
*
* 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
*
* https://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 org.springframework.boot.json;
import java.util.List;
import java.util.Map;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
/**
* Thin wrapper to adapt {@link Gson} to a {@link JsonParser}.
*
* @author Dave Syer
* @author Jean de Klerk
* @since 1.2.0
* @see JsonParserFactory
*/
public class GsonJsonParser extends AbstractJsonParser {
private static final TypeToken<?> MAP_TYPE = new MapTypeToken();
private static final TypeToken<?> LIST_TYPE = new ListTypeToken();
private Gson gson = new GsonBuilder().create();
@Override
public Map<String, Object> parseMap(String json) {
return tryParse(() -> parseMap(json, (trimmed) -> this.gson.fromJson(trimmed, MAP_TYPE.getType())),
Exception.class);
}
@Override
public List<Object> parseList(String json) {
return tryParse(() -> parseList(json, (trimmed) -> this.gson.fromJson(trimmed, LIST_TYPE.getType())),
Exception.class);
}
private static final class MapTypeToken extends TypeToken<Map<String, Object>> {
}
private static final class ListTypeToken extends TypeToken<List<Object>> {
}
}
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- 本文标签： Spring Boot Java Spring
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