io.questdb.jar.jni.StreamTransfer Maven / Gradle / Ivy

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Load JNI dependencies embedded within a JAR file.

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/*******************************************************************************
 *     ___                  _   ____  ____
 *    / _ \ _   _  ___  ___| |_|  _ \| __ )
 *   | | | | | | |/ _ \/ __| __| | | |  _ \
 *   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
 *    \__\_\\__,_|\___||___/\__|____/|____/
 *
 *  Copyright (c) 2014-2019 Appsicle
 *  Copyright (c) 2019-2023 QuestDB
 *
 *  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 io.questdb.jar.jni;

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

public interface StreamTransfer {
    static void copyToStream(InputStream is, OutputStream out) throws IOException {
        byte[] buf = new byte[4096];
        while (true) {
            int read = is.read(buf);
            if (read == -1) {
                break;
            }
            out.write(buf, 0, read);
        }
    }
}