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Common classes used by Istio Java API

There is a newer version: 1.7.7.1

/**
 * Copyright 2018 Red Hat, Inc. and/or its affiliates.
 * 
 * Licensed under the Eclipse Public License version 1.0, available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package me.snowdrop.istio.util;

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

/**
 * @author Christophe Laprun
 */
public class Utils {
    public static String writeStreamToString(InputStream inputStream) {
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024];
        int length;
        try {
            while ((length = inputStream.read(buffer)) != -1) {
                outputStream.write(buffer, 0, length);
            }
            return outputStream.toString();
        } catch (IOException e) {
            throw new RuntimeException("Unable to read InputStream.", e);
        }
    }
}