@Test
public void exceptionMeteredMethodsAreExceptionMetered() {
final Meter meter =
Metrics.newMeter(
InstrumentedResource.class, "exceptionMeteredExceptions", "blah", TimeUnit.SECONDS);
assertThat(resource().path("exception-metered").get(String.class), is("fuh"));
assertThat(meter.count(), is(0L));
try {
resource().path("exception-metered").queryParam("splode", "true").get(String.class);
fail("should have thrown a MappableContainerException, but didn't");
} catch (MappableContainerException e) {
assertThat(e.getCause(), is(instanceOf(IOException.class)));
}
assertThat(meter.count(), is(1L));
}
/**
* Map the cause of a mappable container exception to a response.
*
* <p>If the cause cannot be mapped and then that cause is re-thrown if a runtime exception
* otherwise the mappable container exception is re-thrown.
*
* @param e the mappable container exception whose cause will be mapped to a response.
*/
public void mapMappableContainerException(MappableContainerException e) {
Throwable cause = e.getCause();
if (cause instanceof WebApplicationException) {
mapWebApplicationException((WebApplicationException) cause);
} else if (!mapException(cause)) {
if (cause instanceof RuntimeException) {
LOGGER.log(
Level.SEVERE,
"The RuntimeException could not be mapped to a response, "
+ "re-throwing to the HTTP container",
cause);
throw (RuntimeException) cause;
} else {
LOGGER.log(
Level.SEVERE,
"The exception contained within "
+ "MappableContainerException could not be mapped to a response, "
+ "re-throwing to the HTTP container",
cause);
throw e;
}
}
}