devutility.internal.io.StreamHelper Maven / Gradle / Ivy

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package devutility.internal.io;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;

public class StreamHelper {
	public static byte[] read(InputStream inputStream) {
		if (inputStream == null) {
			return null;
		}

		int index = 0;
		byte[] bytes = new byte[1024];

		try (ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream()) {
			while ((index = inputStream.read(bytes, 0, bytes.length)) > 0) {
				byteArrayOutputStream.write(bytes, 0, index);
			}

			return byteArrayOutputStream.toByteArray();
		} catch (Exception e) {
			System.out.println(e.toString());
			return null;
		}
	}
}