io.robe.guice.scanner.HealthCheckScanner Maven / Gradle / Ivy
package io.robe.guice.scanner;
import com.codahale.metrics.health.HealthCheck;
import com.google.inject.Injector;
import io.dropwizard.setup.Environment;
import org.reflections.Reflections;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Set;
/**
* Collects all classes extended {@link com.codahale.metrics.health.HealthCheck} and registers them to jersey
*/
public class HealthCheckScanner implements Scanner {
private static final Logger LOGGER = LoggerFactory.getLogger(HealthCheckScanner.class);
@Override
public void scanAndAdd(Environment environment, Injector injector, Reflections reflections) {
Set> healthCheckClasses = reflections.getSubTypesOf(HealthCheck.class);
for (Class healthCheck : healthCheckClasses) {
environment.healthChecks().register(healthCheck.getName(), injector.getInstance(healthCheck));
LOGGER.info("Added healthCheck: " + healthCheck.getName());
}
}
}