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Elasticsearch Java API Client

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/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you 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 co.elastic.clients.json;

import javax.annotation.Nullable;

class AttributedJsonpMapper extends DelegatingJsonpMapper {

    private final String name;
    private final Object value;

    AttributedJsonpMapper(JsonpMapper mapper, String name, Object value) {
        super(mapper);
        this.name = name;
        this.value = value;
    }

    @Override
    @Nullable
    @SuppressWarnings("unchecked")
    public  T attribute(String name) {
        if (this.name.equals(name)) {
            return (T)this.value;
        } else {
            return mapper.attribute(name);
        }
    }
}