org.dominokit.jacksonapt.deser.bean.HasDeserializerAndParameters Maven / Gradle / Ivy

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/*
 * Copyright 2014 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 org.dominokit.jacksonapt.deser.bean;

import org.dominokit.jacksonapt.JacksonContextProvider;
import org.dominokit.jacksonapt.JsonDeserializationContext;
import org.dominokit.jacksonapt.JsonDeserializer;
import org.dominokit.jacksonapt.JsonDeserializerParameters;
import org.dominokit.jacksonapt.stream.JsonReader;

/**
 * Lazy initialize a {@link org.dominokit.jacksonapt.JsonDeserializer}
 *
 * @author Nicolas Morel
 * @version $Id: $
 */
public abstract class HasDeserializerAndParameters> extends HasDeserializer {

    private JsonDeserializerParameters parameters;

    /**
     * Getter for the field parameters.
     *
     * @return a {@link org.dominokit.jacksonapt.JsonDeserializerParameters} object.
     */
    protected JsonDeserializerParameters getParameters() {
        if (null == parameters) {
            parameters = newParameters();
        }
        return parameters;
    }

    /**
     * newParameters
     *
     * @return a {@link org.dominokit.jacksonapt.JsonDeserializerParameters} object.
     */
    protected JsonDeserializerParameters newParameters() {
        return JacksonContextProvider.get().defaultDeserializerParameters();
    }

    /**
     * Deserializes the property defined for this instance.
     *
     * @param reader reader
     * @param ctx    context of the deserialization process
     * @return a V object.
     */
    public V deserialize(JsonReader reader, JsonDeserializationContext ctx) {
        return getDeserializer().deserialize(reader, ctx, getParameters());
    }
}