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TestSearchUpdaterStream.java
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TestSearchUpdaterStream.java
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/*
* Copyright (c) 2019 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.services.thingsearch.persistence.write.streaming;
import java.time.Duration;
import javax.annotation.Nullable;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.model.base.json.FieldType;
import org.eclipse.ditto.model.enforcers.AclEnforcer;
import org.eclipse.ditto.model.enforcers.Enforcer;
import org.eclipse.ditto.model.policies.PolicyId;
import org.eclipse.ditto.model.things.AccessControlList;
import org.eclipse.ditto.model.things.Thing;
import org.eclipse.ditto.model.things.ThingId;
import org.eclipse.ditto.model.things.ThingRevision;
import org.eclipse.ditto.services.thingsearch.persistence.write.mapping.EnforcedThingMapper;
import org.eclipse.ditto.services.thingsearch.persistence.write.model.AbstractWriteModel;
import org.eclipse.ditto.services.thingsearch.persistence.write.model.Metadata;
import org.eclipse.ditto.services.thingsearch.persistence.write.model.ThingDeleteModel;
import com.mongodb.bulk.BulkWriteResult;
import com.mongodb.reactivestreams.client.MongoDatabase;
import akka.NotUsed;
import akka.stream.javadsl.Source;
/**
* Run parts of the updater stream for unit tests.
*/
public final class TestSearchUpdaterStream {
private final MongoSearchUpdaterFlow mongoSearchUpdaterFlow;
private TestSearchUpdaterStream(final MongoSearchUpdaterFlow mongoSearchUpdaterFlow) {
this.mongoSearchUpdaterFlow = mongoSearchUpdaterFlow;
}
/**
* Create a test stream.
*
* @param database the MongoDB database.
* @return the test stream.
*/
public static TestSearchUpdaterStream of(final MongoDatabase database) {
final MongoSearchUpdaterFlow mongoSearchUpdaterFlow = MongoSearchUpdaterFlow.of(database);
return new TestSearchUpdaterStream(mongoSearchUpdaterFlow);
}
/**
* Write a thing into the updater stream.
*
* @param thing the thing
* @param enforcer the enforcer
* @param policyRevision the policy revision
* @return source of write result.
*/
public Source<BulkWriteResult, NotUsed> write(final Thing thing,
final Enforcer enforcer,
final long policyRevision) {
final JsonObject thingJson = thing.toJson(FieldType.all());
final AbstractWriteModel writeModel = EnforcedThingMapper.toWriteModel(thingJson, enforcer, policyRevision, -1);
return Source.single(Source.single(writeModel))
.via(mongoSearchUpdaterFlow.start(1, 1, Duration.ZERO));
}
/**
* Write a thing with ACL into the updater stream.
*
* @param thingWithAcl the thing with ACL.
* @return source of write result.
*/
public Source<BulkWriteResult, NotUsed> writeThingWithAcl(final Thing thingWithAcl) {
final AccessControlList emptyAcl = AccessControlList.newBuilder().build();
final Enforcer enforcer = AclEnforcer.of(thingWithAcl.getAccessControlList().orElse(emptyAcl));
final long policyRevision = thingWithAcl.getRevision().orElse(ThingRevision.newInstance(-1L)).toLong();
return write(thingWithAcl, enforcer, policyRevision);
}
/**
* Deletes a thing from the updater stream.
* @param thingId the thing id.
* @param revision the revision.
* @param policyId the policy id.
* @param policyRevision the policy revision.
* @return the write result.
*/
public Source<BulkWriteResult, NotUsed> delete(final ThingId thingId, final long revision, @Nullable final PolicyId policyId, final long policyRevision) {
return delete(Metadata.of(thingId, revision, policyId != null ? policyId.toString() : null, policyRevision));
}/**
* Delete a thing from the updater stream.
*
* @param metadata the metadata.
* @return source of write result.
*/
private Source<BulkWriteResult, NotUsed> delete(final Metadata metadata) {
final AbstractWriteModel writeModel = ThingDeleteModel.of(metadata);
return Source.single(Source.single(writeModel))
.via(mongoSearchUpdaterFlow.start(1, 1, Duration.ZERO));
}
}