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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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 org.apache.logging.log4j.message;

import java.util.Map;
import org.apache.logging.log4j.util.PerformanceSensitive;

/**
 * A {@link StringMapMessage} typed to {@link String}-only values. This is like the MapMessage class before 2.9.
 *
 * @since 2.9
 */
@PerformanceSensitive("allocation")
@AsynchronouslyFormattable
public class StringMapMessage extends MapMessage {

    /**
     * Constructs a new instance.
     */
    public StringMapMessage() {
        super();
    }

    /**
     * Constructs a new instance.
     *
     * @param initialCapacity
     *            the initial capacity.
     */
    public StringMapMessage(final int initialCapacity) {
        super(initialCapacity);
    }

    /**
     * Constructs a new instance based on an existing Map.
     *
     * @param map
     *            The Map.
     */
    public StringMapMessage(final Map map) {
        super(map);
    }

    /**
     * Constructs a new instance based on an existing Map.
     * @param map The Map.
     * @return A new StringMapMessage
     */
    @Override
    public StringMapMessage newInstance(final Map map) {
        return new StringMapMessage(map);
    }
}