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package com.xiongyingqi.common.utils;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.dataformat.xml.XmlMapper;

import java.io.IOException;

/**
 * @author xiongyingqi
 * @since 16-6-8 下午5:34
 */
public abstract class XmlHelper {
  //    private static  final ObjectMapper mapper = newMapper();
  static final ThreadLocal mapper = new ThreadLocal() {
    @Override
    protected XmlMapper initialValue() {
      return newConfiguredMapper();
    }
  };

  public static String getXmlString(Object o) {
    XmlMapper mapper = newMapper();
    try {
      return mapper.writeValueAsString(o);
    } catch (JsonProcessingException e) {
      return null;
    }
  }

  public static  T convertXmlByClass(String json, Class clazz) throws IOException {
    XmlMapper mapper = newMapper();
    return mapper.readValue(json, clazz);
  }


  public static XmlMapper newConfiguredMapper() {
    XmlMapper xmlMapper = new XmlMapper();
    xmlMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    xmlMapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
    return xmlMapper;
  }

  public static XmlMapper newMapper() {
//        ObjectMapper objectMapper = new ObjectMapper();
//        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
//        objectMapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
//        return objectMapper;
    return mapper.get();
  }
}