org.intelligentsia.dowsers.core.serializers.jackson.ClassInformationDeserializer.java Source code

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Here is the source code for org.intelligentsia.dowsers.core.serializers.jackson.ClassInformationDeserializer.java

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/**
 *        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
 *        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 org.intelligentsia.dowsers.core.serializers.jackson;

import java.io.IOException;

import org.intelligentsia.dowsers.core.reflection.ClassInformation;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;

/**
 * 
 * ClassInformationDeserializer.
 * 
 * @author <a href="mailto:jguibert@intelligents-ia.com" >Jerome Guibert</a>
 */
public class ClassInformationDeserializer extends StdDeserializer<ClassInformation> {

    /**
     * serialVersionUID:long
     */
    private static final long serialVersionUID = -6052449554113264932L;

    public ClassInformationDeserializer() {
        super(ClassInformation.class);
    }

    @Override
    public ClassInformation deserialize(final JsonParser jp, final DeserializationContext ctxt)
            throws IOException, JsonProcessingException {
        String description = null;

        if (jp.hasCurrentToken()) {
            if (jp.getCurrentToken().equals(JsonToken.START_OBJECT)) {
                jp.nextValue();
                description = jp.getText();
                jp.nextToken();
            }
        }

        return description != null ? ClassInformation.parse(description) : null;
    }

}