/*
* Copyright 2016 The Simple File Server Authors
*
* 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 org.sfs.elasticsearch.containerkey;
import com.google.common.base.Optional;
import io.vertx.core.logging.Logger;
import org.elasticsearch.action.get.GetRequestBuilder;
import org.elasticsearch.action.get.GetResponse;
import org.sfs.Server;
import org.sfs.VertxContext;
import org.sfs.elasticsearch.Elasticsearch;
import org.sfs.elasticsearch.Jsonify;
import org.sfs.rx.Holder2;
import org.sfs.rx.Holder3;
import org.sfs.vo.PersistentContainer;
import org.sfs.vo.PersistentContainerKey;
import rx.Observable;
import rx.functions.Func1;
import static com.google.common.base.Optional.absent;
import static com.google.common.base.Optional.of;
import static io.vertx.core.logging.LoggerFactory.getLogger;
import static java.lang.String.format;
import static org.sfs.vo.PersistentContainerKey.fromGetResponse;
public class LoadContainerKey implements Func1<Holder2<PersistentContainer, String>, Observable<Holder3<PersistentContainer, String, Optional<PersistentContainerKey>>>> {
private static final Logger LOGGER = getLogger(LoadContainerKey.class);
private final VertxContext<Server> vertxContext;
public LoadContainerKey(VertxContext<Server> vertxContext) {
this.vertxContext = vertxContext;
}
@Override
public Observable<Holder3<PersistentContainer, String, Optional<PersistentContainerKey>>> call(final Holder2<PersistentContainer, String> input) {
final Elasticsearch elasticSearch = vertxContext.verticle().elasticsearch();
final String id = input.value1();
if (LOGGER.isDebugEnabled()) {
LOGGER.debug(format("Get Request {%s,%s,%s}", elasticSearch.defaultType(), elasticSearch.containerKeyIndex(), id));
}
GetRequestBuilder request = elasticSearch.get()
.prepareGet(
elasticSearch.containerKeyIndex(),
elasticSearch.defaultType(),
id);
return elasticSearch.execute(vertxContext, request, elasticSearch.getDefaultGetTimeout())
.map(oGetResponse -> {
Holder3<PersistentContainer, String, Optional<PersistentContainerKey>> output = new Holder3<>();
output.value0(input.value0());
output.value1(input.value1());
GetResponse getResponse = oGetResponse.get();
if (LOGGER.isDebugEnabled()) {
LOGGER.debug(format("Get Response {%s,%s,%s} = %s", elasticSearch.defaultType(), elasticSearch.containerKeyIndex(), id, Jsonify.toString(getResponse)));
}
if (getResponse.isExists()) {
output.value2 = of(fromGetResponse(input.value0(), getResponse));
} else {
output.value2 = absent();
}
return output;
});
}
}