org.springframework.cloud.bus.ServiceMatcher Maven / Gradle / Ivy

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package org.springframework.cloud.bus;

import org.springframework.beans.BeansException;
import org.springframework.cloud.bus.event.RemoteApplicationEvent;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.util.PathMatcher;

/**
 * @author Spencer Gibb
 */
public class ServiceMatcher implements ApplicationContextAware {
	private ApplicationContext context;
	private PathMatcher matcher;

	@Override
	public void setApplicationContext(ApplicationContext context) throws BeansException {
		this.context = context;
	}

	public void setMatcher(PathMatcher matcher) {
		this.matcher = matcher;
	}

	public boolean isFromSelf(RemoteApplicationEvent event) {
		String originService = event.getOriginService();
		String serviceId = getServiceId();
		return this.matcher.match(originService, serviceId);
	}

	public boolean isForSelf(RemoteApplicationEvent event) {
		String destinationService = event.getDestinationService();
		return (destinationService == null || destinationService.trim().isEmpty() || this.matcher
				.match(destinationService, getServiceId()));
	}

	public String getServiceId() {
		return this.context.getId();
	}

}