ResponseTimeLoggingComposition.java

package compositions;

import play.libs.F;
import play.mvc.Action;
import play.mvc.Http.Context;
import play.mvc.Result;
import play.mvc.With;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

public class ResponseTimeLoggingComposition {

  private static org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(ResponseTimeLoggingComposition.class);

  /**
   * Wraps the annotated action in an <code>ResponseTimeLoggingAction</code>.
   */
  @With(ResponseTimeLoggingAction.class)
  @Target({ElementType.TYPE, ElementType.METHOD})
  @Retention(RetentionPolicy.RUNTIME)
  public @interface ResponseTimeLogging {

    String value() default "*";
  }

  public static class ResponseTimeLoggingAction extends Action<ResponseTimeLogging> {

    public F.Promise<Result> call(Context context) throws Throwable {
      F.Promise<Result> res;
      Long start = 0L;
      try {
        start = System.currentTimeMillis();
        res = delegate.call(context);
      }
      finally {
        Long stop = System.currentTimeMillis();
        logger.info("responseTime(class:{}, method:{}, time:{}, clientId:\"\")", context.args.get("ROUTE_CONTROLLER"), context.args.get("ROUTE_ACTION_METHOD"), (stop - start));
      }
      return res;
    }
  }
}