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/*
 * Copyright 2013 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;

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

/**
 * Default {@link org.dominokit.jacksonapt.JsonDeserializer} implementation for {@link java.lang.Enum}.
 *
 * @param  Type of the enum
 * @author Nicolas Morel
 * @version $Id: $
 */
public class EnumJsonDeserializer> extends JsonDeserializer {

    /**
     * newInstance
     *
     * @param enumClass class of the enumeration
     * @return a new instance of {@link org.dominokit.jacksonapt.deser.EnumJsonDeserializer}
     */
    public static > EnumJsonDeserializer newInstance(Class enumClass, E[] values) {
        return new EnumJsonDeserializer(enumClass, values);
    }

    private final Class enumClass;
    private final E[] values;

    /**
     * Constructor for EnumJsonDeserializer.
     *
     * @param enumClass class of the enumeration
     */
    protected EnumJsonDeserializer(Class enumClass, E[] values) {
        if (null == enumClass) {
            throw new IllegalArgumentException("enumClass cannot be null");
        }
        this.enumClass = enumClass;
        this.values = values;
    }

    /** {@inheritDoc} */
    @Override
    public E doDeserialize(JsonReader reader, JsonDeserializationContext ctx, JsonDeserializerParameters params) {
        try {
            return getEnum(values, reader.nextString());
        } catch (IllegalArgumentException ex) {
            if (ctx.isReadUnknownEnumValuesAsNull()) {
                return null;
            }
            throw ex;
        }
    }

    public > E getEnum(E[] values, String name){
        for(int i=0;iGetter for the field enumClass.
     *
     * @return a {@link java.lang.Class} object.
     */
    public Class getEnumClass() {
        return enumClass;
    }
}