/*
* Copyright 2010-2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.handlers;
import com.amazonaws.Request;
import com.amazonaws.Response;
import com.amazonaws.util.AWSRequestMetrics;
import com.amazonaws.util.TimingInfo;
/**
* Internal class used to adapt a request handler that implements the
* deprecated {@link RequestHandler} interface to the deprecating
* {@link RequestHandler2} interface.
*/
final class RequestHandler2Adaptor extends RequestHandler2 {
@SuppressWarnings("deprecation")
private final RequestHandler old;
RequestHandler2Adaptor(@SuppressWarnings("deprecation") RequestHandler old) {
if (old == null)
throw new IllegalArgumentException();
this.old = old;
}
@SuppressWarnings("deprecation")
@Override public void beforeRequest(Request<?> request) {
old.beforeRequest(request);
}
@SuppressWarnings("deprecation")
@Override
public void afterResponse(Request<?> request, Response<?> response) {
AWSRequestMetrics awsRequestMetrics = request == null ? null : request
.getAWSRequestMetrics();
Object awsResponse = response == null ? null : response
.getAwsResponse();
TimingInfo timingInfo = awsRequestMetrics == null ? null
: awsRequestMetrics.getTimingInfo();
old.afterResponse(request, awsResponse, timingInfo);
}
@SuppressWarnings("deprecation")
@Override public void afterError(Request<?> request, Response<?> response,
Exception e) {
old.afterError(request, e);
}
@Override public int hashCode() {
return old.hashCode();
}
@Override public boolean equals(Object o) {
if (!(o instanceof RequestHandler2Adaptor))
return false;
RequestHandler2Adaptor that = (RequestHandler2Adaptor)o;
return this.old.equals(that.old);
}
}