/*
 * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package org.graalvm.visualvm.lib.jfluid.tests.jfluid.utils;

import java.io.*;


public class DumpStream extends Thread {
    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    private BufferedReader reader;
    private PrintStream out;
    private Process process;
    private String prefix;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    public DumpStream(Process p, InputStream ins, PrintStream out, String prefix) {
        this.process = p;
        this.reader = new BufferedReader(new InputStreamReader(ins));
        this.out = out;
        this.prefix = prefix;

        if (this.prefix == null) {
            this.prefix = "";
        }
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public void run() {
        String line;

        try {
            while ((line = reader.readLine()) != null) {
                out.println(prefix + line);

                try {
                    sleep(10);
                } catch (InterruptedException ex) {
                }
            }

            reader.close();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}
