/*
* 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.jclouds.openstack.nova.v2_0.compute.functions;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import java.util.Map;
import javax.annotation.Resource;
import javax.inject.Named;
import javax.inject.Singleton;
import org.jclouds.compute.domain.SecurityGroup;
import org.jclouds.compute.domain.SecurityGroupBuilder;
import org.jclouds.compute.reference.ComputeServiceConstants;
import org.jclouds.domain.Location;
import org.jclouds.logging.Logger;
import org.jclouds.openstack.nova.v2_0.domain.zonescoped.SecurityGroupInZone;
import com.google.common.base.Function;
import com.google.common.base.Supplier;
import com.google.inject.Inject;
/**
* A function for transforming a Nova-specific SecurityGroup into a generic
* SecurityGroup object.
*
* @author Andrew Bayer
*/
@Singleton
public class NovaSecurityGroupInZoneToSecurityGroup implements Function<SecurityGroupInZone, SecurityGroup> {
@Resource
@Named(ComputeServiceConstants.COMPUTE_LOGGER)
protected Logger logger = Logger.NULL;
protected final Function<org.jclouds.openstack.nova.v2_0.domain.SecurityGroup, SecurityGroup> baseConverter;
protected final Supplier<Map<String, Location>> locationIndex;
@Inject
public NovaSecurityGroupInZoneToSecurityGroup(Function<org.jclouds.openstack.nova.v2_0.domain.SecurityGroup, SecurityGroup> baseConverter,
Supplier<Map<String, Location>> locationIndex) {
this.baseConverter = checkNotNull(baseConverter, "baseConverter");
this.locationIndex = checkNotNull(locationIndex, "locationIndex");
}
@Override
public SecurityGroup apply(SecurityGroupInZone group) {
SecurityGroupBuilder builder = SecurityGroupBuilder.fromSecurityGroup(baseConverter.apply(group.getSecurityGroup()));
Location zone = locationIndex.get().get(group.getZone());
checkState(zone != null, "location %s not in locationIndex: %s", group.getZone(), locationIndex.get());
builder.location(zone);
builder.id(group.getZone() + "/" + group.getSecurityGroup().getId());
return builder.build();
}
}