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8183503: Update hotspot tests to allow for unique test classes directory

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Reviewed-by: iklam
This commit is contained in:
Alan Bateman 2017-07-05 13:25:45 +01:00
parent 0a79d06e97
commit ce9501e66a
3 changed files with 43 additions and 10 deletions
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47
hotspot/test/runtime/testlibrary/ClassUnloadCommon.java
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@ -31,8 +31,10 @@ import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.stream.Stream;
public class ClassUnloadCommon {
public static class TestFailure extends RuntimeException {
@ -61,14 +63,45 @@ public class ClassUnloadCommon {
System.gc();
}
/**
* Creates a class loader that loads classes from {@code ${test.class.path}}
* before delegating to the system class loader.
*/
public static ClassLoader newClassLoader() {
try {
return new URLClassLoader(new URL[] {
Paths.get(System.getProperty("test.classes",".") + File.separatorChar + "classes").toUri().toURL(),
}, null);
} catch (MalformedURLException e){
throw new RuntimeException("Unexpected URL conversion failure", e);
}
String cp = System.getProperty("test.class.path", ".");
URL[] urls = Stream.of(cp.split(File.pathSeparator))
.map(Paths::get)
.map(ClassUnloadCommon::toURL)
.toArray(URL[]::new);
return new URLClassLoader(urls) {
@Override
public Class<?> loadClass(String cn, boolean resolve)
throws ClassNotFoundException
{
synchronized (getClassLoadingLock(cn)) {
Class<?> c = findLoadedClass(cn);
if (c == null) {
try {
c = findClass(cn);
} catch (ClassNotFoundException e) {
c = getParent().loadClass(cn);
}
}
if (resolve) {
resolveClass(c);
}
return c;
}
}
};
}
static URL toURL(Path path) {
try {
return path.toUri().toURL();
} catch (MalformedURLException e) {
throw new RuntimeException(e);
}
}
}