russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
56 lines
1.7 KiB
Java
56 lines
1.7 KiB
Java
/*
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* Copyright (c) 2015, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.ByteArrayOutputStream;
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import java.io.OutputStream;
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import java.io.PrintStream;
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/**
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* We use an instance of this class to check what the logging system has printed
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* on System.err.
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*/
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class LogStream extends OutputStream {
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static final PrintStream err = System.err;
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private final ByteArrayOutputStream BAOS = new ByteArrayOutputStream();
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LogStream() {
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super();
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}
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@Override
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public synchronized void write(int b) {
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BAOS.write(b);
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err.write(b);
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}
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String drain() {
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BootstrapLoggerUtils.awaitPending();
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synchronized (this) {
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String txt = BAOS.toString();
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BAOS.reset();
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return txt;
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}
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}
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}
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