cloudfoundry.norouter.f5.client.SubCollection.java Source code

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Here is the source code for cloudfoundry.norouter.f5.client.SubCollection.java

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/*
 * Copyright (c) 2015 Intellectual Reserve, Inc.  All rights reserved.
 *
 *    Licensed 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 cloudfoundry.norouter.f5.client;

import cf.common.JsonObject;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;

import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Optional;

/**
 * @author Mike Heath <elcapo@gmail.com>
 */
class SubCollection<T> extends JsonObject {

    private final URI link;
    private final Optional<Collection<T>> items;

    public SubCollection(@JsonProperty("link") URI link, @JsonProperty("items") Collection<T> items) {
        this.link = link;
        if (items == null) {
            this.items = Optional.empty();
        } else {
            items = Collections.unmodifiableCollection(new ArrayList<>(items));
            this.items = Optional.of(items);
        }
    }

    public URI getLink() {
        return link;
    }

    @JsonIgnore
    public Optional<Collection<T>> getItems() {
        return items;
    }

    @JsonProperty("isSubcomponent")
    boolean isSubcomponent() {
        return true;
    }

    @JsonProperty("items")
    Collection<T> getItemsForJson() {
        return items.orElse(null);
    }

}