test/hotspot/jtreg/vmTestbase/vm/share/process/StreamMessageOutput.java

/*
 * Copyright (c) 2011, 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.
 *
 * 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 vm.share.process;

import java.io.OutputStream;
import java.io.PrintStream;
import java.io.IOException;
import nsk.share.TestFailure;

public class StreamMessageOutput implements MessageOutput {
        private OutputStream out;
        private PrintStream pout;

        public StreamMessageOutput() {
        }

        public StreamMessageOutput(OutputStream out) {
                bind(out);
        }

        public void bind(OutputStream out) {
                this.out = out;
                this.pout = new PrintStream(out, true); // Autoflush is important
        }

        public void start() {
        }

        public void send(String msg) {
                pout.println(msg);
        }

        public void finish() {
                pout.close();
        }
}