@Override
    public Class<?> findBootstrapClassOrNull(ClassLoader classLoader, String name) {
        try {
            return bootstrapClassLoader.loadClass(name);
        } catch (ClassNotFoundException e) {
            return null;
        }
    }
for ibm j9 jvm

@author Woonduk Kang(emeroad)
agent-module/bootstraps/bootstrap-core/src/main/java/com/navercorp/pinpoint/bootstrap/classloader/J9BootLoader.java