com.github.nmorel.gwtjackson.objectify.server.RawKeyStdKeyDeserializer Maven / Gradle / Ivy

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Extension to support Objectify types like Ref or Key

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/*
 * Copyright 2017 Nicolas Morel
 *
 * 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.github.nmorel.gwtjackson.objectify.server;

import java.io.IOException;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdKeyDeserializer;
import com.google.appengine.api.datastore.Key;

public class RawKeyStdKeyDeserializer extends StdKeyDeserializer {

    private final RawKeyStdDeserializer rawKeyStdDeserializer = new RawKeyStdDeserializer();

    public RawKeyStdKeyDeserializer() {
        super( StdKeyDeserializer.TYPE_CLASS, Key.class );
    }

    @Override
    public Object deserializeKey( String key, DeserializationContext ctxt ) throws IOException {
        JsonParser jsonParser = ctxt.getParser().getCodec().getFactory().createParser( key );
        return rawKeyStdDeserializer.deserialize( jsonParser, ctxt );
    }
}