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/*
 * Copyright 2015 - Per Wendel
 *
 *  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 spark.serialization;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import spark.Request;
import spark.Response;
import spark.utils.IOUtils;

/**
 * Input stream serializer.
 *
 * @author alex
 */
class InputStreamSerializer extends Serializer {

    @Override
    public boolean canProcess(Object element) {
        return element instanceof InputStream;
    }

    @Override
    public void process(OutputStream outputStream, Object element, Request request, Response response)
            throws IOException {
        try (InputStream is = (InputStream) element) {
            IOUtils.copy(is, outputStream);
        }
    }

}