TechEmpower.FrameworkBenchmarks/frameworks/Java/play2-java/play2-java-ebean/app/utils/PredicatedAction.java

package utils;

/**
 * A predicated action is one where a condition must be satisfied in order to proceed with the request. If the
 * condition is not satisfied then a supplied status result is yielded.
 */

import play.libs.F;
import play.mvc.Action;
import play.mvc.Http;
import play.mvc.SimpleResult;

public class PredicatedAction extends Action<Predicated> {
    @Override
    public F.Promise<SimpleResult> call(final Http.Context ctx) throws Throwable {
        final Predicate p = configuration.predicate().newInstance();
        if (p.condition()) {
            return delegate.call(ctx);
        } else {
            return F.Promise.<SimpleResult>pure(status(configuration.failed()));
        }
    }
}