/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.trmk.vcloud_0_8.config;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import static org.jclouds.trmk.vcloud_0_8.reference.VCloudConstants.PROPERTY_VCLOUD_DEFAULT_NETWORK;
import java.net.URI;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Singleton;
import org.jclouds.config.ValueOfConfigurationKeyOrNull;
import org.jclouds.trmk.vcloud_0_8.domain.ReferenceType;
import org.jclouds.trmk.vcloud_0_8.domain.VDC;
import org.jclouds.trmk.vcloud_0_8.endpoints.Network;
import org.jclouds.trmk.vcloud_0_8.suppliers.OnlyReferenceTypeFirstWithNameMatchingConfigurationKeyOrDefault;
import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.base.Supplier;
/**
*
* @author Adrian Cole
*/
@Singleton
public class DefaultNetworkForVDC implements Function<ReferenceType, ReferenceType> {
private final OnlyReferenceTypeFirstWithNameMatchingConfigurationKeyOrDefault selector;
private final Supplier<Map<URI, ? extends VDC>> uriToVDC;
@Inject
public DefaultNetworkForVDC(ValueOfConfigurationKeyOrNull valueOfConfigurationKeyOrNull,
@Network Predicate<ReferenceType> defaultSelector,
Supplier<Map<URI, ? extends org.jclouds.trmk.vcloud_0_8.domain.VDC>> uriToVDC) {
this.selector = new OnlyReferenceTypeFirstWithNameMatchingConfigurationKeyOrDefault(checkNotNull(
valueOfConfigurationKeyOrNull, "valueOfConfigurationKeyOrNull"), PROPERTY_VCLOUD_DEFAULT_NETWORK,
checkNotNull(defaultSelector, "defaultSelector"));
this.uriToVDC = checkNotNull(uriToVDC, "uriToVDC");
}
@Override
public ReferenceType apply(ReferenceType defaultVDC) {
org.jclouds.trmk.vcloud_0_8.domain.VDC vDC = uriToVDC.get().get(defaultVDC.getHref());
checkState(vDC != null, "could not retrieve VDC at %s", defaultVDC);
return selector.apply(vDC.getAvailableNetworks().values());
}
}