SysomosXmlSerDeIT.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 *
 *   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.apache.streams.sysomos.test;

import com.fasterxml.aalto.stax.InputFactoryImpl;
import com.fasterxml.aalto.stax.OutputFactoryImpl;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.dataformat.xml.JacksonXmlModule;
import com.fasterxml.jackson.dataformat.xml.XmlFactory;
import com.fasterxml.jackson.dataformat.xml.XmlMapper;
import com.sysomos.xml.BeatApi;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

/**
 * Tests ability to convert String xml form to {@link com.sysomos.xml.BeatApi} form
 */
public class SysomosXmlSerDeIT {

  private static final Logger LOGGER = LoggerFactory.getLogger(SysomosXmlSerDeIT.class);

  private XmlMapper xmlMapper;

  /**
   * before.
   */
  @Before
  public void before() {

    XmlFactory xmlFactory = new XmlFactory(new InputFactoryImpl(),
        new OutputFactoryImpl());

    JacksonXmlModule module = new JacksonXmlModule();

    module.setDefaultUseWrapper(false);

    xmlMapper = new XmlMapper(xmlFactory, module);

    xmlMapper
        .configure(
            DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY,
            Boolean.TRUE);
    xmlMapper
        .configure(
            DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT,
            Boolean.TRUE);
    xmlMapper
        .configure(
            DeserializationFeature.USE_JAVA_ARRAY_FOR_JSON_ARRAY,
            Boolean.TRUE);
    xmlMapper.configure(
        DeserializationFeature.READ_ENUMS_USING_TO_STRING,
        Boolean.TRUE);

  }

  @Test
  public void test() {

    InputStream is = SysomosXmlSerDeIT.class.getResourceAsStream("/sysomos_xmls.txt");
    InputStreamReader isr = new InputStreamReader(is);
    BufferedReader br = new BufferedReader(isr);

    try {
      while (br.ready()) {
        String line = br.readLine();
        LOGGER.debug(line);

        BeatApi ser = xmlMapper.readValue(line, BeatApi.class);

        String des = xmlMapper.writeValueAsString(ser);
        LOGGER.debug(des);
      }
    } catch ( Exception ex ) {
      ex.printStackTrace();
      Assert.fail();
    }
  }
}