}
@Test
public void testBeforeAdviceThrowsException() {
final RuntimeException rex = new RuntimeException();
@SuppressWarnings("serial")
CountingBeforeAdvice ba = new CountingBeforeAdvice() {
@Override
public void before(Method m, Object[] args, Object target) throws Throwable {
super.before(m, args, target);
if (m.getName().startsWith("set"))
throw rex;
}
};
TestBean target = new TestBean();
target.setAge(80);
NopInterceptor nop1 = new NopInterceptor();
NopInterceptor nop2 = new NopInterceptor();
ProxyFactory pf = new ProxyFactory(target);
pf.addAdvice(nop1);
pf.addAdvice(ba);
pf.addAdvice(nop2);
ITestBean proxied = (ITestBean) createProxy(pf);
// Won't throw an exception
assertEquals(target.getAge(), proxied.getAge());
assertEquals(1, ba.getCalls());
assertEquals(1, ba.getCalls("getAge"));
assertEquals(1, nop1.getCount());
assertEquals(1, nop2.getCount());
// Will fail, after invoking Nop1
try {
proxied.setAge(26);
fail("before advice should have ended chain");
}
catch (RuntimeException ex) {
assertEquals(rex, ex);
}
assertEquals(2, ba.getCalls());
assertEquals(2, nop1.getCount());
// Nop2 didn't get invoked when the exception was thrown
assertEquals(1, nop2.getCount());
// Shouldn't have changed value in joinpoint
assertEquals(target.getAge(), proxied.getAge());