package org.apache.directmemory.server.client;
/*
* 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.
*/
import org.apache.directmemory.serialization.Serializer;
import org.apache.directmemory.server.commons.DirectMemoryException;
import org.apache.directmemory.server.commons.DirectMemoryRequest;
import org.apache.directmemory.server.commons.DirectMemoryResponse;
import java.io.IOException;
import java.util.concurrent.Future;
/**
* @author Olivier Lamy
*/
public class DefaultDirectMemoryClient
implements DirectMemoryClient
{
private DirectMemoryClientConfiguration clientConfiguration;
private DirectMemoryHttpClient directMemoryHttpClient;
protected DefaultDirectMemoryClient( DirectMemoryClientConfiguration configuration,
DirectMemoryHttpClient directMemoryHttpClient )
throws DirectMemoryException
{
this.directMemoryHttpClient = directMemoryHttpClient;
this.clientConfiguration = configuration;
}
@Override
public DirectMemoryResponse retrieve( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException, IOException, ClassNotFoundException, InstantiationException,
IllegalAccessException
{
verifyPerRequestParameters( directMemoryRequest );
DirectMemoryResponse response = this.directMemoryHttpClient.get( directMemoryRequest );
if ( response.isFound() && response.getCacheContent() != null && response.getCacheContent().length > 0 )
{
Serializer serializer = directMemoryRequest.getSerializer();
if ( serializer == null )
{
serializer = clientConfiguration.getSerializer();
}
response.setResponse(
serializer.deserialize( response.getCacheContent(), directMemoryRequest.getObjectClass() ) );
}
return response;
}
@Override
public Future<DirectMemoryResponse> asyncRetrieve( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException
{
verifyPerRequestParameters( directMemoryRequest );
return this.directMemoryHttpClient.asyncGet( directMemoryRequest );
}
@Override
public DirectMemoryResponse put( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException
{
verifyPerRequestParameters( directMemoryRequest );
return this.directMemoryHttpClient.put( directMemoryRequest );
}
@Override
public Future<DirectMemoryResponse> asyncPut( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException
{
verifyPerRequestParameters( directMemoryRequest );
return this.directMemoryHttpClient.asyncPut( directMemoryRequest );
}
@Override
public DirectMemoryResponse delete( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException
{
verifyPerRequestParameters( directMemoryRequest );
return this.directMemoryHttpClient.delete( directMemoryRequest.setDeleteRequest( true ) );
}
@Override
public Future<DirectMemoryResponse> asyncDelete( DirectMemoryRequest directMemoryRequest )
throws DirectMemoryException
{
verifyPerRequestParameters( directMemoryRequest );
return this.directMemoryHttpClient.asyncDelete( directMemoryRequest.setDeleteRequest( true ) );
}
private void verifyPerRequestParameters( DirectMemoryRequest request )
{
if ( request.getSerializer() == null )
{
request.setSerializer( this.clientConfiguration.getSerializer() );
}
if ( request.getExchangeType() == null )
{
request.setExchangeType( this.clientConfiguration.getExchangeType() );
}
}
}