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/**
 * Copyright (C) 2014 The logback-extensions developers ([email protected])
 *
 * 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 ch.qos.logback.ext.loggly.io;

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

/**
 * @author Cyrille Le Clerc
 */
public class IoUtils {

    public static long copy(InputStream in, OutputStream out) throws IOException {
        byte[] buffer = new byte[1024]; // 1k
        long totalSize = 0;
        while (true) {
            int size = in.read(buffer);
            if (size == -1) {
                return totalSize;
            }
            out.write(buffer, 0, size);
            totalSize += size;
        }
    }
}