jdk/test/java/lang/instrument/NativeMethodPrefixApp.java
author shurailine
Tue, 27 Oct 2015 20:06:02 -0700
changeset 33402 1156d495a525
parent 5506 202f599c92aa
permissions -rw-r--r--
8140336: Add @modules for exported dependencies to jdk_core tests Reviewed-by: alanb, mchung
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/*
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 * Copyright (c) 2005, 2006, 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.PrintStream;
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import java.util.*;
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import java.lang.management.*;
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import bootreporter.*;
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public class NativeMethodPrefixApp implements StringIdCallback {
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    // This test is fragile like a golden file test.
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    // It assumes that a specific non-native library method will call a specific
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    // native method.  The below may need to be updated based on library changes.
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    static String goldenNativeMethodName = "getStartupTime";
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    static boolean gotIt[] = {false, false, false};
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    public static void main(String args[]) throws Exception {
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        (new NativeMethodPrefixApp()).run(args, System.err);
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    }
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    public void run(String args[], PrintStream out) throws Exception {
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        StringIdCallbackReporter.registerCallback(this);
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        System.err.println("start");
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        java.lang.reflect.Array.getLength(new short[5]);
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        RuntimeMXBean mxbean = ManagementFactory.getRuntimeMXBean();
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        System.err.println(mxbean.getVmVendor());
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        for (int i = 0; i < gotIt.length; ++i) {
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            if (!gotIt[i]) {
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                throw new Exception("ERROR: Missing callback for transform " + i);
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            }
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        }
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    }
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    public void tracker(String name, int id) {
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        if (name.endsWith(goldenNativeMethodName)) {
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            System.err.println("Tracked #" + id + ": MATCHED -- " + name);
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            gotIt[id] = true;
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        } else {
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            System.err.println("Tracked #" + id + ": " + name);
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        }
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    }
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}