/*
* Copyright 2008-2009 the original author or authors.
*
* 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 net.hasor.registry.client;
import net.hasor.core.EventContext;
import net.hasor.core.Hasor;
import net.hasor.core.Inject;
import net.hasor.registry.RegistryConstants;
import net.hasor.registry.RsfCenterListener;
import net.hasor.registry.domain.client.CenterEventBody;
import net.hasor.rsf.RsfContext;
import net.hasor.rsf.RsfUpdater;
import net.hasor.rsf.domain.RsfCenterException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 注册中心数据接收器,负责更新注册中心推送过来的配置信息。
* @version : 2016年2月18日
* @author 赵永春(zyc@hasor.net)
*/
public class RegistryClientReceiver implements RsfCenterListener {
protected Logger logger = LoggerFactory.getLogger(RegistryConstants.LoggerName_CenterReceiver);
@Inject
private RsfContext rsfContext;
@Inject
private EventContext eventContext;
private static final String[] checkServiceEventArrays;
static {
checkServiceEventArrays = new String[] { //
"AppendAddressEvent", //
"RefreshAddressEvent",//
"RemoveAddressEvent", //
"UpdateServiceRouteEvent", //
"UpdateMethodRouteEvent", //
"UpdateArgsRouteEvent", //
"UpdateFlowControlEvent" };
}
@Override
public boolean onEvent(String eventType, CenterEventBody centerEventBody) throws Throwable {
RsfUpdater rsfUpdater = Hasor.assertIsNotNull(this.rsfContext, " rsfContext is null.").getUpdater();
EventProcess process = EventProcessMapping.findEventProcess(eventType);
if (process == null) {
throw new RsfCenterException(eventType + " eventType is undefined.");
}
//-有些事件需要检测服务-
String serviceID = centerEventBody.getServiceID();
for (String checkItem : checkServiceEventArrays) {
if (checkItem.equals(eventType)) {
if (this.rsfContext.getServiceInfo(serviceID) == null) {
throw new RsfCenterException(serviceID + " service is undefined.");
}
}
}
boolean result = process.processEvent(rsfUpdater, centerEventBody);
logger.info("center({}) -> serviceID ={}, result ={}, body ={}.", //
eventType, centerEventBody.getServiceID(), result, centerEventBody.getEventBody());
return result;
}
}