ApplicationServiceBase.java
/*
* Copyright 2016 RedRoma, Inc.
*
* Licensed 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 tech.aroma.application.service;
import java.util.concurrent.ExecutorService;
import javax.inject.Inject;
import org.apache.thrift.TException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import tech.aroma.thrift.AromaConstants;
import tech.aroma.thrift.application.service.ApplicationService;
import tech.aroma.thrift.application.service.SendMessageRequest;
import tech.aroma.thrift.application.service.SendMessageResponse;
import tech.aroma.thrift.exceptions.InvalidArgumentException;
import tech.aroma.thrift.exceptions.InvalidCredentialsException;
import tech.aroma.thrift.exceptions.OperationFailedException;
import tech.sirwellington.alchemy.annotations.access.Internal;
import tech.sirwellington.alchemy.annotations.designs.patterns.DecoratorPattern;
import tech.sirwellington.alchemy.thrift.operations.ThriftOperation;
import static tech.aroma.application.service.ApplicationAssertions.withMessage;
import static tech.sirwellington.alchemy.annotations.designs.patterns.DecoratorPattern.Role.CONCRETE_COMPONENT;
import static tech.sirwellington.alchemy.arguments.Arguments.checkThat;
import static tech.sirwellington.alchemy.arguments.assertions.Assertions.notNull;
/**
* The Application Service Base is the Concrete Component. It is fully functional
* on its own, but can be decorated to add additional features.
*
* @see AuthenticationLayer
* @author SirWellington
*/
@Internal
@DecoratorPattern(role = CONCRETE_COMPONENT)
final class ApplicationServiceBase implements ApplicationService.Iface
{
private final static Logger LOG = LoggerFactory.getLogger(ApplicationServiceBase.class);
private final ThriftOperation<SendMessageRequest, SendMessageResponse> sendMessageOperation;
private final ExecutorService executor;
@Inject
ApplicationServiceBase(ThriftOperation<SendMessageRequest, SendMessageResponse> sendMessageOperation,
ExecutorService executor)
{
checkThat(executor, sendMessageOperation)
.are(notNull());
this.sendMessageOperation = sendMessageOperation;
this.executor = executor;
}
@Override
public double getApiVersion() throws TException
{
return AromaConstants.API_VERSION;
}
@Override
public SendMessageResponse sendMessage(SendMessageRequest request) throws OperationFailedException,
InvalidArgumentException,
InvalidCredentialsException,
TException
{
checkThat(request)
.throwing(withMessage("request is missing"))
.is(notNull());
SendMessageRequest requestWithoutBody = new SendMessageRequest(request).setBody(null);
LOG.debug("Received request to send message: {}", requestWithoutBody);
return sendMessageOperation.process(request);
}
@Override
public void sendMessageAsync(SendMessageRequest request) throws TException
{
if (request == null)
{
LOG.warn("Received null request");
return;
}
executor.submit(() -> this.sendMessage(request));
}
}