org.jclouds.vcloud.functions.CatalogItemsInOrg.java Source code

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Here is the source code for org.jclouds.vcloud.functions.CatalogItemsInOrg.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.functions;

import javax.inject.Inject;
import javax.inject.Singleton;

import org.jclouds.vcloud.domain.Catalog;
import org.jclouds.vcloud.domain.CatalogItem;
import org.jclouds.vcloud.domain.Org;

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

/**
 * @author Adrian Cole
 */
@Singleton
public class CatalogItemsInOrg implements Function<Org, Iterable<CatalogItem>> {

    private final Function<Org, Iterable<Catalog>> allCatalogsInOrg;

    private final Function<Catalog, Iterable<CatalogItem>> allCatalogItemsInCatalog;

    @Inject
    CatalogItemsInOrg(Function<Org, Iterable<Catalog>> allCatalogsInOrg,
            Function<Catalog, Iterable<CatalogItem>> allCatalogItemsInCatalog) {
        this.allCatalogsInOrg = allCatalogsInOrg;
        this.allCatalogItemsInCatalog = allCatalogItemsInCatalog;
    }

    @Override
    public Iterable<CatalogItem> apply(Org from) {
        return Iterables.concat(Iterables.transform(allCatalogsInOrg.apply(from),
                new Function<Catalog, Iterable<? extends CatalogItem>>() {
                    @Override
                    public Iterable<? extends CatalogItem> apply(Catalog from) {
                        return allCatalogItemsInCatalog.apply(from);
                    }

                }));
    }
}