AtlasHandlerInstantiator.java

/*
 * Copyright (C) 2017 Red Hat, Inc.
 *
 * 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 io.atlasmap.v2;

import com.fasterxml.jackson.databind.DeserializationConfig;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.KeyDeserializer;
import com.fasterxml.jackson.databind.SerializationConfig;
import com.fasterxml.jackson.databind.cfg.HandlerInstantiator;
import com.fasterxml.jackson.databind.cfg.MapperConfig;
import com.fasterxml.jackson.databind.introspect.Annotated;
import com.fasterxml.jackson.databind.jsontype.TypeIdResolver;
import com.fasterxml.jackson.databind.jsontype.TypeResolverBuilder;

public class AtlasHandlerInstantiator extends HandlerInstantiator {

    private ClassLoader classLoader;

    AtlasHandlerInstantiator(ClassLoader classLoader) {
        this.classLoader = classLoader;
    }

    @Override
    public JsonDeserializer<?> deserializerInstance(DeserializationConfig config, Annotated annotated,
            Class<?> deserClass) {
        if (ActionListUpgradeDeserializer.class == deserClass) {
            return new ActionListUpgradeDeserializer(classLoader);
        }
        return null;
    }

    @Override
    public KeyDeserializer keyDeserializerInstance(DeserializationConfig config, Annotated annotated,
            Class<?> keyDeserClass) {
        return null;
    }

    @Override
    public JsonSerializer<?> serializerInstance(SerializationConfig config, Annotated annotated,
            Class<?> serClass) {
        return null;
    }

    @Override
    public TypeResolverBuilder<?> typeResolverBuilderInstance(MapperConfig<?> config, Annotated annotated,
            Class<?> builderClass) {
        return null;
    }

    @Override
    public TypeIdResolver typeIdResolverInstance(MapperConfig<?> config, Annotated annotated,
            Class<?> resolverClass) {
        if (ActionResolver.class == resolverClass) {
            return ActionResolver.getInstance();
        }
        return null;
    }
    
}