org.springframework.boot.json.JacksonJsonParser Maven / Gradle / Ivy
/*
* Copyright 2012-2016 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
*
* 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 org.springframework.boot.json;
import java.util.List;
import java.util.Map;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
* Thin wrapper to adapt Jackson 2 {@link ObjectMapper} to {@link JsonParser}.
*
* @author Dave Syer
* @see JsonParserFactory
*/
public class JacksonJsonParser implements JsonParser {
private static final TypeReference MAP_TYPE = new MapTypeReference();
private static final TypeReference LIST_TYPE = new ListTypeReference();
private final ObjectMapper objectMapper = new ObjectMapper();
@Override
public Map parseMap(String json) {
try {
return this.objectMapper.readValue(json, MAP_TYPE);
}
catch (Exception ex) {
throw new IllegalArgumentException("Cannot parse JSON", ex);
}
}
@Override
public List