com.aspectran.web.socket.jsr356.AspectranConfigurator Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2019 The Aspectran Project
*
* 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 com.aspectran.web.socket.jsr356;
import com.aspectran.core.context.ActivityContext;
import com.aspectran.core.util.logging.Log;
import com.aspectran.core.util.logging.LogFactory;
import com.aspectran.web.service.WebServiceHolder;
import javax.websocket.server.ServerEndpointConfig;
import javax.websocket.server.ServerEndpointConfig.Configurator;
/**
* A {@link ServerEndpointConfig.Configurator} for initializing ServerEndpoint-annotated
* classes through Aspectran.
*
* Created: 01/10/2019
*/
public class AspectranConfigurator extends Configurator {
private static final Log log = LogFactory.getLog(AspectranConfigurator.class);
@Override
public T getEndpointInstance(Class endpointClass) throws InstantiationException {
ActivityContext context = WebServiceHolder.getCurrentActivityContext();
if (context == null) {
String message = "Failed to find WebService";
log.error(message);
throw new IllegalStateException(message);
}
T endpoint = context.getBeanRegistry().getBean(endpointClass);
if (log.isTraceEnabled()) {
log.trace("Using @ServerEndpoint singleton " + endpoint);
}
return endpoint;
}
}