001// ***************************************************************************************************************************
002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file *
003// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
005// * with the License.  You may obtain a copy of the License at                                                              *
006// *                                                                                                                         *
007// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
008// *                                                                                                                         *
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011// * specific language governing permissions and limitations under the License.                                              *
012// ***************************************************************************************************************************
013package org.apache.juneau.examples.core.html;
014
015import org.apache.juneau.examples.core.pojo.Pojo;
016import org.apache.juneau.html.HtmlDocSerializer;
017import org.apache.juneau.html.HtmlParser;
018import org.apache.juneau.html.HtmlSerializer;
019
020/**
021 * Sample class which shows the simple usage of HtmlSerializer and HtmlParser.
022 */
023public class HtmlSimpleExample {
024    /**
025     * Serializing Pojo bean into Html format
026     * and Deserialize back to Pojo instance type.
027     * @param args
028     * @throws Exception
029     */
030    public static void main(String[] args) throws Exception{
031        // Juneau provides static constants with the most commonly used configurations
032        // Get a reference to a serializer - converting POJO to flat format
033        // Produces
034        // <table><tr><td>name</td><td>name</td></tr><tr><td>id</td><td>id</td></tr></table>
035        HtmlSerializer htmlSerializer = HtmlSerializer.DEFAULT;
036        // Get a reference to a parser - converts that flat format back into the POJO
037        HtmlParser htmlParser = HtmlParser.DEFAULT;
038
039        Pojo pojo = new Pojo("id","name");
040
041        String flat = htmlSerializer.serialize(pojo);
042
043        // Print out the created POJO in JSON format.
044        System.out.println(flat);
045
046        Pojo parse = htmlParser.parse(flat, Pojo.class);
047
048        assert parse.getId().equals(pojo.getId());
049        assert parse.getName().equals(pojo.getName());
050
051        /**
052         *  Produces
053         *  <html><head><style></style><script></script></head><body><section><article><div class="outerdata">
054         *  <div class="data" id="data"><table><tr><td>name</td><td>name</td></tr><tr><td>id</td><td>id</td></tr>
055         *  </table></div></div></article></section></body></html>
056         */
057        String docSerialized = HtmlDocSerializer.DEFAULT.serialize(pojo);
058        System.out.println(docSerialized);
059
060        // The object above can be parsed thanks to the @BeanConstructor(properties = id,name) annotation on Pojo
061        // Using this approach, you can keep your POJOs immutable, and still serialize and deserialize them.
062    }
063}