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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.servlet;
/**
* Used to pass data to the methods of {@link AsyncListener}.
*
* @since Servlet 3.0
*/
public class AsyncEvent {
private final AsyncContext context;
private final ServletRequest request;
private final ServletResponse response;
private final Throwable throwable;
/**
* Creates an instance using the provide parameters.
*
* @param context The asynchronous context associated with the event
*/
public AsyncEvent(AsyncContext context) {
this.context = context;
this.request = null;
this.response = null;
this.throwable = null;
}
/**
* Creates an instance using the provide parameters.
*
* @param context The asynchronous context associated with the event
* @param request The request associated with the event
* @param response The response associated with the event
*/
public AsyncEvent(AsyncContext context, ServletRequest request,
ServletResponse response) {
this.context = context;
this.request = request;
this.response = response;
this.throwable = null;
}
/**
* Creates an instance using the provide parameters.
*
* @param context The asynchronous context associated with the event
* @param throwable The throwable associated with the event
*/
public AsyncEvent(AsyncContext context, Throwable throwable) {
this.context = context;
this.throwable = throwable;
this.request = null;
this.response = null;
}
/**
* Creates an instance using the provide parameters.
*
* @param context The asynchronous context associated with the event
* @param request The request associated with the event
* @param response The response associated with the event
* @param throwable The throwable associated with the event
*/
public AsyncEvent(AsyncContext context, ServletRequest request,
ServletResponse response, Throwable throwable) {
this.context = context;
this.request = request;
this.response = response;
this.throwable = throwable;
}
/**
* Obtain the asynchronous context associated with the event.
*
* @return The asynchronous context associated with the event or
* {@code null} if one was not specified
*/
public AsyncContext getAsyncContext() {
return context;
}
/**
* Obtain the request associated with the event.
*
* @return The request associated with the event or
* {@code null} if one was not specified
*/
public ServletRequest getSuppliedRequest() {
return request;
}
/**
* Obtain the response associated with the event.
*
* @return The response associated with the event or
* {@code null} if one was not specified
*/
public ServletResponse getSuppliedResponse() {
return response;
}
/**
* Obtain the throwable associated with the event.
*
* @return The throwable associated with the event or
* {@code null} if one was not specified
*/
public Throwable getThrowable() {
return throwable;
}
}
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