/**
* 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.
*/
package org.apache.curator.x.rpc.idl.services;
import com.facebook.swift.service.ThriftMethod;
import com.facebook.swift.service.ThriftService;
import org.apache.curator.x.rpc.connections.CuratorEntry;
import org.apache.curator.x.rpc.connections.ConnectionManager;
import org.apache.curator.x.rpc.idl.exceptions.RpcException;
import org.apache.curator.x.rpc.idl.structs.CuratorProjection;
import org.apache.curator.x.rpc.idl.structs.RpcCuratorEvent;
@ThriftService("EventService")
public class EventService
{
private final ConnectionManager connectionManager;
private final long pingTimeMs;
public EventService(ConnectionManager connectionManager, long pingTimeMs)
{
this.connectionManager = connectionManager;
this.pingTimeMs = pingTimeMs;
}
@ThriftMethod
public RpcCuratorEvent getNextEvent(CuratorProjection projection) throws RpcException
{
try
{
CuratorEntry entry = CuratorEntry.mustGetEntry(connectionManager, projection);
RpcCuratorEvent event = entry.pollForEvent(pingTimeMs);
return (event != null) ? event : new RpcCuratorEvent();
}
catch ( InterruptedException e )
{
throw new RpcException(e);
}
}
}