8208658: Make CDS archived heap regions usable even if compressed oop encoding has changed
Summary: Relocate and patch archive regions if necessary
Reviewed-by: jiangli, tschatzl
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import sun.hotspot.WhiteBox;
public class ForNameTest {
public static void main(String[] args) throws Throwable {
// Hello is on the bootclasspath. The defining classloader is
// the NULL classloader. See ../ClassLoaderTest.java
Class c = Class.forName("Hello");
ClassLoader cl = c.getClassLoader();
if (cl != null) {
throw new RuntimeException(
"Test Failed. Wrong classloader is used. Expect the NULL classloader.");
}
WhiteBox wb = WhiteBox.getWhiteBox();
if (wb.isSharedClass(c)) {
System.out.println("As expected, Hello.class is in shared space.");
} else {
throw new java.lang.RuntimeException("Hello.class must be in shared space.");
}
}
}