/*
* Copyright ( c ) 2013 , 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 .
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*/
package jdk.jfr.jmx;
import java.io.IOException;
import jdk.management.jfr.FlightRecorderMXBean;
import jdk.test.lib.Asserts;
import jdk.test.lib.jfr.SimpleEventHelper;
/**
* @ test
* @ key jfr
* @ summary Call readStream ( ) after closeStream ( )
* @ requires vm . hasJFR
* @ library / test / lib / test / jdk
* @ run main / othervm jdk . jfr . jmx . TestStreamClosed
*/
public class TestStreamClosed {
public static void main(String[] args) throws Exception {
FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();
long recId = bean.newRecording();
bean.startRecording(recId);
SimpleEventHelper.createEvent(1 );
bean.stopRecording(recId);
long streamId = bean.openStream(recId, null );
bean.closeStream(streamId);
try {
bean.readStream(streamId);
Asserts.fail("No exception whean reading closed stream" );
} catch (IOException e) {
// Expected exception.
String msg = e.getMessage().toLowerCase();
Asserts.assertTrue(msg.contains("stream" ) && msg.contains("closed" ), "No 'stream closed' in " + msg);
}
bean.closeRecording(recId);
}
}
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