/*
* 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.trmk.vcloud_0_8.functions;
import java.net.URI;
import java.util.Map;
import org.jclouds.rest.ResourceNotFoundException;
import org.jclouds.trmk.vcloud_0_8.domain.Org;
import org.jclouds.trmk.vcloud_0_8.domain.ReferenceType;
import com.google.common.base.Function;
import com.google.common.base.Supplier;
import com.google.common.collect.Maps;
/**
*
* @author Adrian Cole
*/
public abstract class OrgURIToEndpoint implements Function<Object, URI> {
protected final Supplier<Map<String, ? extends Org>> orgMap;
protected final Supplier<ReferenceType> defaultOrg;
public OrgURIToEndpoint(Supplier<Map<String, ? extends Org>> orgMap,
@org.jclouds.trmk.vcloud_0_8.endpoints.Org Supplier<ReferenceType> defaultUri) {
this.orgMap = orgMap;
this.defaultOrg = defaultUri;
}
public URI apply(Object from) {
Map<URI, ? extends Org> uriToOrg = Maps.uniqueIndex(orgMap.get().values(), new Function<Org, URI>() {
@Override
public URI apply(Org from) {
return from.getHref();
}
});
try {
Org org = uriToOrg.get(from == null ? defaultOrg.get().getHref() : from);
return getUriFromOrg(org);
} catch (NullPointerException e) {
throw new ResourceNotFoundException("org " + from + " not found in: " + uriToOrg, e);
}
}
protected abstract URI getUriFromOrg(Org org);
}