com.github.nmorel.gwtjackson.objectify.client.RefKeyDeserializer Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of gwt-jackson-objectify Show documentation

Extension to support Objectify types like Ref or Key

There is a newer version: 0.15.4

Show newest version

/*
 * 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.client;

import com.github.nmorel.gwtjackson.client.JsonDeserializationContext;
import com.github.nmorel.gwtjackson.client.JsonDeserializer;
import com.github.nmorel.gwtjackson.client.deser.map.key.KeyDeserializer;
import com.github.nmorel.gwtjackson.client.stream.JsonReader;
import com.googlecode.objectify.Ref;

public class RefKeyDeserializer extends KeyDeserializer> {

    public static  RefKeyDeserializer newInstance( JsonDeserializer deserializer ) {
        return new RefKeyDeserializer( deserializer );
    }

    private final JsonDeserializer deserializer;

    private RefKeyDeserializer(JsonDeserializer deserializer) {
        if ( null == deserializer ) {
            throw new IllegalArgumentException( "deserializer can't be null" );
        }
        this.deserializer = deserializer;
    }

    @Override
    protected Ref doDeserialize( String key, JsonDeserializationContext ctx ) {
        JsonReader jsonReader = ctx.newJsonReader( key );
        return RefJsonDeserializer.newInstance( deserializer ).deserialize( jsonReader, ctx );
    }
}