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/*
 * Copyright 2017 Huawei Technologies Co., Ltd
 *
 * 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 io.servicecomb.common.rest.codec;

import com.fasterxml.jackson.core.JsonParser.Feature;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.type.TypeFactory;
import com.fasterxml.jackson.databind.util.ISO8601DateFormat;

public final class RestObjectMapper extends ObjectMapper {
  public static final RestObjectMapper INSTANCE = new RestObjectMapper();

  private static final long serialVersionUID = -8158869347066287575L;

  private static final JavaType STRING_JAVA_TYPE = TypeFactory.defaultInstance().constructType(String.class);

  private RestObjectMapper() {
    // swagger中要求date使用ISO8601格式传递，这里与之做了功能绑定，这在cse中是没有问题的
    setDateFormat(new ISO8601DateFormat());
    getFactory().disable(Feature.AUTO_CLOSE_SOURCE);
    disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
  }

  public String convertToString(Object value) throws Exception {
    return convertValue(value, STRING_JAVA_TYPE);
  }
}