Declarative Services multiple reference example

gistfile1.java

@Component
public class Example {

  private ServiceA svcA;
	private ServiceB svcB;
	
	@Reference
	public void setServiceA(ServiceA a) {
		this.svcA = a;
	}

	@Reference
	public void setServiceB(ServiceB b) {
		this.svcB = b;
	}

	@Activate
	public void activate() {
		// called when both references A and B are bound 
	}

	@Deactivate
	public void deactivate() {
		// called when either A or B becomes unbound
	}

}