/*
* 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.rackspace.clouddns.v1.functions;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.jclouds.rackspace.clouddns.v1.functions.ParseRecord.toRecordDetails;
import java.lang.reflect.Type;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.inject.Inject;
import org.jclouds.domain.JsonBall;
import org.jclouds.http.HttpResponse;
import org.jclouds.http.functions.ParseJson;
import org.jclouds.json.Json;
import org.jclouds.rackspace.clouddns.v1.domain.Domain;
import org.jclouds.rackspace.clouddns.v1.domain.Job;
import org.jclouds.rackspace.clouddns.v1.domain.RecordDetail;
import org.jclouds.rackspace.clouddns.v1.functions.ParseDomain.RawDomain;
import org.jclouds.rackspace.clouddns.v1.functions.ParseRecord.RawRecord;
import com.google.common.base.Function;
import com.google.common.base.Splitter;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.Iterables;
import com.google.common.collect.Iterators;
import com.google.common.collect.Lists;
import com.google.inject.TypeLiteral;
/**
* @author Everett Toews
*/
public class ParseJob implements Function<HttpResponse, Job<?>> {
private final ParseJson<RawJob> parseJson;
private final Json json;
private boolean isCreateSingleRecord;
@Inject
ParseJob(Json json, ParseJson<RawJob> parseJson) {
this.json = checkNotNull(json, "json");
this.parseJson = checkNotNull(parseJson, "parseJson");
}
@Override
public Job<?> apply(HttpResponse response) {
RawJob rawJob = parseJson.apply(response);
if (rawJob == null)
return null;
return toJob(rawJob);
}
public Job<?> toJob(RawJob in) {
return Job.builder().id(in.jobId).status(in.status).error(in.error)
.resource(parseResponse(in.requestUrl, in.response)).build();
}
protected Object parseResponse(String requestUrl, JsonBall response) {
if (response == null) {
return null;
}
else if (requestUrl.contains("import")) {
Type type = new TypeLiteral<Map<String, Set<ParseDomain.RawDomain>>>() { }.getType();
Map<String, Set<RawDomain>> domainMap = json.fromJson(response.toString(), type);
Domain domain = Iterators.getOnlyElement(domainMap.get("domains").iterator()).getDomain();
return domain;
}
else if (requestUrl.contains("export")) {
Type type = new TypeLiteral<Map<String, String>>() { }.getType();
Map<String, String> exportMap = json.fromJson(response.toString(), type);
String contents = exportMap.get("contents");
List<String> contentsAsList = Lists.newArrayList(Splitter.on("\n").omitEmptyStrings().split(contents));
return contentsAsList;
}
else if (response.toString().contains("domains")) {
Type type = new TypeLiteral<Map<String, Set<RawDomain>>>() { }.getType();
Map<String, Set<RawDomain>> domainMap = json.fromJson(response.toString(), type);
Set<Domain> domains = FluentIterable.from(domainMap.get("domains")).transform(toDomain).toSet();
return domains;
}
else if (response.toString().contains("records")) {
Type type = new TypeLiteral<Map<String, Set<RawRecord>>>() { }.getType();
Map<String, Set<RawRecord>> recordMap = json.fromJson(response.toString(), type);
Set<RecordDetail> records = FluentIterable.from(recordMap.get("records")).transform(toRecordDetails).toSet();
if (isCreateSingleRecord) {
return Iterables.getOnlyElement(records);
} else {
return records;
}
}
else {
throw new IllegalStateException("Job parsing problem. Did not recognize any type in job response.\n"
+ response.toString());
}
}
private static class RawJob {
private String jobId;
private Job.Status status;
private Job.Error error;
private String requestUrl;
private JsonBall response;
}
private static final Function<RawDomain, Domain> toDomain = new Function<RawDomain, Domain>() {
public Domain apply(RawDomain domain) {
return domain.getDomain();
}
};
}