hotspot虚拟机源码
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/*
* Copyright (c) 2013, 2014, 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.
*/
/*
* @test
* @bug 7167142
* @summary Warn if unused .hotspot_rc file is present
* @library /testlibrary
*/
import java.io.PrintWriter;
import com.oracle.java.testlibrary.*;
public class ConfigFileWarning {
public static void main(String[] args) throws Exception {
if (Platform.isDebugBuild()) {
System.out.println("Skip on debug builds since we'll always read the file there");
return;
}
PrintWriter pw = new PrintWriter(".hotspotrc");
pw.println("aa");
pw.close();
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-version");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("warning: .hotspotrc file is present but has been ignored. Run with -XX:Flags=.hotspotrc to load the file.");
}
}