LowPriorityInterceptor.java

package org.javaee7.cdi.interceptors.priority;

import javax.annotation.Priority;
import javax.interceptor.AroundInvoke;
import javax.interceptor.Interceptor;
import javax.interceptor.InvocationContext;

/**
 * Interceptors with smaller priority values are called first.
 *
 * @author Radim Hanus
 */
@Interceptor
@MyInterceptorBinding
@Priority(Interceptor.Priority.APPLICATION + 200)
public class LowPriorityInterceptor {
	@AroundInvoke
	public Object log(InvocationContext context) throws Exception {
		Object[] parameters = context.getParameters();
		if (parameters.length > 0 && parameters[0] instanceof String) {
			String param = (String) parameters[0];
			parameters[0] = param + " Nice to meet you.";
			context.setParameters(parameters);
		}
		return context.proceed();
	}
}