/*
* Copyright (c) 2010-2012 Grid Dynamics Consulting Services, Inc, All Rights Reserved
* http://www.griddynamics.com
*
* This library is free software; you can redistribute it and/or modify it under the terms of
* the Apache License; either
* version 2.0 of the License, or any later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.griddynamics.jagger.invoker;
import com.griddynamics.jagger.util.Nothing;
import com.griddynamics.jagger.util.SystemClock;
/**
* Is able to do transaction with single query on specified endpoint.
*
* @author Mairbek Khadikov
*/
public class SimpleScenario<Q, R, E> extends Scenario<Q, R, E> {
private final Invoker<Q, R, E> invoker;
private final Q query;
private final E endpoint;
private final SystemClock systemClock;
public static <Q, R, E> SimpleScenario<Q, R, E> create(
Invoker<Q, R, E> invoker, Q query, E endpoint, SystemClock systemClock) {
return new SimpleScenario<Q, R, E>(invoker, query, endpoint, systemClock);
}
private SimpleScenario(Invoker<Q, R, E> invoker, Q query, E endpoint, SystemClock systemClock) {
this.invoker = invoker;
this.query = query;
this.endpoint = endpoint;
this.systemClock = systemClock;
}
@Override
public boolean doTransaction() {
invoker().invoke(query, endpoint);
return true;
}
private Invoker<Q, Nothing, E> invoker() {
return Invokers.listenableInvoker(this.invoker, getInvocationListener(), systemClock);
}
@Override
public String toString() {
return "SimpleScenario{" +
"invoker=" + invoker +
", query=" + query +
", endpoint=" + endpoint +
'}';
}
}