/*
* Copyright ( c ) 2016 , 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 .
*/
import com.sun.jdi.connect.*;
import com.sun.jdi.*;
import java.util.Map;
import java.util.List;
import jdk.test.lib.Asserts;
/*
* @ test
* @ summary Verifies that PathSearchingVirtualMachine . bootClassPath ( )
* returns an empty list in case no bootclass path specified
* regardless of sun . boot . class . path option , which is now obsolete
* @ library / test / lib
* @ compile TestClass . java
* @ compile SunBootClassPathEmptyTest . java
* @ run main / othervm SunBootClassPathEmptyTest
*/
public class SunBootClassPathEmptyTest {
/**
* Helper class to facilitate the debuggee VM launching
*/
private static class VmConnector {
LaunchingConnector lc;
VirtualMachine vm;
VmConnector() {
for (LaunchingConnector c : Bootstrap.virtualMachineManager().launchingConnectors()) {
System.out.println("name: " + c.name());
if (c.name().equals("com.sun.jdi.CommandLineLaunch" )) {
lc = c;
break ;
}
}
if (lc == null ) {
throw new RuntimeException("Connector not found" );
}
}
PathSearchingVirtualMachine launchVm(String cmdLine, String options) throws Exception {
Map<String, Connector.Argument> vmArgs = lc.defaultArguments();
vmArgs.get("main" ).setValue(cmdLine);
if (options != null ) {
vmArgs.get("options" ).setValue(options);
}
System.out.println("Debugger is launching vm ..." );
vm = lc.launch(vmArgs);
if (!(vm instanceof PathSearchingVirtualMachine)) {
throw new RuntimeException("VM is not a PathSearchingVirtualMachine" );
}
return (PathSearchingVirtualMachine) vm;
}
}
private static VmConnector connector = new VmConnector();
public static void main(String[] args) throws Exception {
testWithObsoleteClassPathOption(null );
testWithObsoleteClassPathOption("someclasspath" );
}
private static void testWithObsoleteClassPathOption(String obsoleteClassPath) throws Exception {
PathSearchingVirtualMachine vm = connector.launchVm("TestClass" , makeClassPathOptions(obsoleteClassPath));
List<String> bootClassPath = vm.bootClassPath();
Asserts.assertNotNull(bootClassPath, "Expected bootClassPath to be empty but was null" );
Asserts.assertEquals(0 , bootClassPath.size(), "Expected bootClassPath.size() 0 but was: " + bootClassPath.size());
}
private static String makeClassPathOptions(String obsoleteClassPath) {
return obsoleteClassPath == null ? null : "-Dsun.boot.class.path=" + obsoleteClassPath;
}
}
Messung V0.5 in Prozent C=92 H=95 G=93
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
*© Formatika GbR, Deutschland