com.huawei.openstack4j.openstack.compute.functions.WrapServerIfApplicableFunction Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2016 ContainX and OpenStack4j
*
* 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.huawei.openstack4j.openstack.compute.functions;
import com.google.common.base.Function;
import com.huawei.openstack4j.model.ModelEntity;
import com.huawei.openstack4j.model.compute.ServerCreate;
import com.huawei.openstack4j.openstack.compute.domain.NovaServerCreateWithHintsWrapper;
/**
* Wraps a ServerCreate entity to another type if applicable. For example if a server container scheduler hints
* this function is responsible for wrapping it in a higher level class to support booting.
*
* @author Jeremy Unruh
*/
public class WrapServerIfApplicableFunction implements Function{
public static final WrapServerIfApplicableFunction INSTANCE = new WrapServerIfApplicableFunction();
/**
* Wraps the ServerCreate if applicable or returns {@code server} if the operation is a no-op
*/
@Override
public ModelEntity apply(ServerCreate server) {
if (server.getSchedulerHints() != null)
return NovaServerCreateWithHintsWrapper.wrap(server);
return server;
}
}