com.sg2net.utilities.ListaCAP.json.ComuneDeserializer.java Source code

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Here is the source code for com.sg2net.utilities.ListaCAP.json.ComuneDeserializer.java

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/*
 *  Copyright 2012 Giovanni Cuccu
 *
 *  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 com.sg2net.utilities.ListaCAP.json;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.sg2net.utilities.ListaCAP.Comune;

public class ComuneDeserializer extends StdDeserializer<Comune> {

    private static Logger logger = LoggerFactory.getLogger(ComuneDeserializer.class);

    public ComuneDeserializer() {
        super(Comune.class);
    }

    @Override
    public Comune deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
            throws IOException, JsonProcessingException {
        ObjectMapper mapper = (ObjectMapper) jsonParser.getCodec();
        ObjectNode root = (ObjectNode) mapper.readTree(jsonParser);
        JsonNode codiceIstatNode = root.get("codiceIstat");
        String codiceIstat = codiceIstatNode.asText();
        JsonNode codiceCatastaleNode = root.get("codiceCatastale");
        String codiceCatastale = codiceCatastaleNode.asText();
        JsonNode nomeNode = root.get("nome");
        String nome = nomeNode.asText();
        JsonNode provinciaNode = root.get("provincia");
        String provincia = provinciaNode.asText();
        JsonNode codiciCapNode = root.get("codiciCap");
        Collection<String> codiciCap = new ArrayList<>();
        Iterator<JsonNode> capNodes = codiciCapNode.elements();
        while (capNodes.hasNext()) {
            JsonNode codiceCapNode = capNodes.next();
            String codiceCap = codiceCapNode.asText();

            codiciCap.add(codiceCap);
        }
        Comune comune = new Comune(codiceIstat, codiceCatastale, nome, provincia);
        comune.setCodiciCap(codiciCap);
        logger.trace("comune =" + comune + " deserializzato from json");
        return comune;
    }

}