/*
* 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.openstack.marconi.v1.functions;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableList;
import org.jclouds.http.HttpResponse;
import org.jclouds.http.functions.ParseJson;
import org.jclouds.openstack.marconi.v1.domain.Claim;
import org.jclouds.openstack.marconi.v1.domain.Message;
import javax.inject.Inject;
import java.beans.ConstructorProperties;
import java.util.List;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Iterables.transform;
import static org.jclouds.openstack.marconi.v1.functions.ParseMessagesToStream.MessageWithHref;
import static org.jclouds.openstack.marconi.v1.functions.ParseMessagesToStream.TO_ID_FROM_HREF;
import static org.jclouds.openstack.marconi.v1.functions.ParseMessagesToStream.TO_MESSAGE;
/**
* @author Everett Toews
*/
public class ParseClaim implements Function<HttpResponse, Claim> {
protected static final Function<ClaimWithHref, Claim> TO_CLAIM = new Function<ClaimWithHref, Claim>() {
@Override
public Claim apply(ClaimWithHref claimWithHref) {
List<Message> messages = ImmutableList.copyOf(transform(claimWithHref.messagesWithHref, TO_MESSAGE));
String claimId = TO_ID_FROM_HREF.apply(claimWithHref.getId());
return claimWithHref.toBuilder()
.id(claimId)
.messages(messages)
.build();
}
};
private final ParseJson<ClaimWithHref> json;
@Inject
ParseClaim(ParseJson<ClaimWithHref> json) {
this.json = checkNotNull(json, "json");
}
@Override
public Claim apply(HttpResponse response) {
ClaimWithHref claimWithHref = json.apply(response);
Claim claim = TO_CLAIM.apply(claimWithHref);
return claim;
}
private static class ClaimWithHref extends Claim {
private final List<MessageWithHref> messagesWithHref;
@ConstructorProperties({"href", "ttl", "age", "messages"})
protected ClaimWithHref(String href, int ttl, int age, List<MessageWithHref> messagesWithHref) {
super(href, ttl, age, null);
this.messagesWithHref = messagesWithHref;
}
}
}