org.jclouds.vcloud.compute.functions.HardwareForVAppTemplate.java Source code

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Here is the source code for org.jclouds.vcloud.compute.functions.HardwareForVAppTemplate.java

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/*
 * 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.vcloud.compute.functions;

import static com.google.common.base.Preconditions.checkNotNull;

import javax.annotation.Resource;
import javax.inject.Inject;
import javax.inject.Singleton;

import org.jclouds.compute.domain.Hardware;
import org.jclouds.compute.domain.HardwareBuilder;
import org.jclouds.compute.predicates.ImagePredicates;
import org.jclouds.logging.Logger;
import org.jclouds.ovf.Envelope;
import org.jclouds.ovf.VirtualHardwareSection;
import org.jclouds.vcloud.domain.VAppTemplate;

import com.google.common.base.Function;
import com.google.common.collect.Iterables;

/**
 * @author Adrian Cole
 */
@Singleton
public class HardwareForVAppTemplate implements Function<VAppTemplate, Hardware> {

    @Resource
    protected Logger logger = Logger.NULL;

    private final Function<VAppTemplate, Envelope> templateToEnvelope;
    private final FindLocationForResource findLocationForResource;
    private final VCloudHardwareBuilderFromResourceAllocations rasdToHardwareBuilder;

    @Inject
    protected HardwareForVAppTemplate(Function<VAppTemplate, Envelope> templateToEnvelope,
            FindLocationForResource findLocationForResource,
            VCloudHardwareBuilderFromResourceAllocations rasdToHardwareBuilder) {
        this.templateToEnvelope = checkNotNull(templateToEnvelope, "templateToEnvelope");
        this.findLocationForResource = checkNotNull(findLocationForResource, "findLocationForResource");
        this.rasdToHardwareBuilder = checkNotNull(rasdToHardwareBuilder, "rasdToHardwareBuilder");
    }

    @Override
    public Hardware apply(VAppTemplate from) {
        checkNotNull(from, "VAppTemplate");

        Envelope ovf = templateToEnvelope.apply(from);

        if (ovf.getVirtualSystem().getVirtualHardwareSections().size() > 1) {
            logger.warn("multiple hardware choices found. using first", ovf);
        }
        VirtualHardwareSection hardware = Iterables.get(ovf.getVirtualSystem().getVirtualHardwareSections(), 0);
        HardwareBuilder builder = rasdToHardwareBuilder.apply(hardware.getItems());
        if (from.getVDC() != null) {
            builder.location(findLocationForResource.apply(from.getVDC()));
        } else {
            // otherwise, it could be in a public catalog, which is not assigned to a VDC
        }
        builder.ids(from.getHref().toASCIIString()).name(from.getName())
                .supportsImage(ImagePredicates.idEquals(from.getHref().toASCIIString()));
        builder.hypervisor("VMware");
        return builder.build();

    }

    protected String getName(String name) {
        return name;
    }
}