org.ctoolkit.restapi.client.adapter.BeforeRequestEvent Maven / Gradle / Ivy
/*
* Copyright (c) 2017 Comvai, s.r.o. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.ctoolkit.restapi.client.adapter;
import com.google.api.client.http.HttpRequest;
/**
* The event called right before call to the remote REST endpoint.
*
* Example how to subscribe to this event
*
* import com.google.common.eventbus.EventBus;
* import com.google.common.eventbus.Subscribe;
* import org.ctoolkit.restapi.client.adapter.BeforeRequestEvent;
*
* import javax.inject.Inject;
* import javax.inject.Provider;
* import javax.inject.Singleton;
* import javax.servlet.http.HttpServletRequest;
*
* @Singleton
* class MySubscriber
* {
* // Provider to provide current http servlet request
* private final Provider<HttpServletRequest> provider;
*
* @Inject
* public MySubscriber( EventBus eventBus, Provider<HttpServletRequest> provider )
* {
* eventBus.register( this );
* this.provider = provider;
* }
*
* @Subscribe
* public void onBeforeRequestEvent( BeforeRequestEvent event )
* {
* com.google.api.client.http.HttpRequest clientRequest = event.getRequest();
* javax.servlet.http.HttpServletRequest originRequest = provider.get();
*
* // forward some headers from origin HTTP request or do something else in order to populate client request
* }
* }
* Then include in to injection graph in Guice AbstractModule
* bind( MySubscriber.class ).asEagerSingleton();
*
*
* @author Aurel Medvegy
*/
public class BeforeRequestEvent
{
private HttpRequest request;
public BeforeRequestEvent( HttpRequest request )
{
this.request = request;
}
public HttpRequest getRequest()
{
return request;
}
}