package com.thinkbiganalytics.metadata.api.feed;
/*-
* #%L
* thinkbig-metadata-api
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import java.io.Serializable;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.joda.time.DateTime;
import com.thinkbiganalytics.metadata.api.MissingUserPropertyException;
import com.thinkbiganalytics.metadata.api.Propertied;
import com.thinkbiganalytics.metadata.api.category.Category;
import com.thinkbiganalytics.metadata.api.datasource.Datasource;
import com.thinkbiganalytics.metadata.api.extension.UserFieldDescriptor;
import com.thinkbiganalytics.metadata.api.security.AccessControlled;
import com.thinkbiganalytics.metadata.api.security.HadoopSecurityGroup;
import com.thinkbiganalytics.metadata.api.template.FeedManagerTemplate;
import com.thinkbiganalytics.metadata.sla.api.ServiceLevelAgreement;
/**
* A feed is a specification for how data should flow into and out of a system.
*
* @param the type of parent category
*/
public interface Feed extends Propertied, AccessControlled, Serializable {
ID getId();
String getName();
String getQualifiedName();
String getDisplayName();
void setDisplayName(String name);
String getDescription();
void setDescription(String descr);
State getState();
void setState(State state);
boolean isInitialized();
InitializationStatus getCurrentInitStatus();
void updateInitStatus(InitializationStatus status);
List<InitializationStatus> getInitHistory();
FeedPrecondition getPrecondition();
List<Feed> getDependentFeeds();
boolean addDependentFeed(Feed feed);
boolean removeDependentFeed(Feed feed);
List<Feed> getUsedByFeeds();
boolean addUsedByFeed(Feed feed);
boolean removeUsedByFeed(Feed feed);
Category getCategory();
String getVersionName();
DateTime getCreatedTime();
DateTime getModifiedTime();
List<ServiceLevelAgreement> getServiceLevelAgreements();
/**
* Gets the user-defined properties for this feed.
*
* @return the user-defined properties
* @since 0.3.0
*/
@Nonnull
Map<String, String> getUserProperties();
/**
* Replaces the user-defined properties for this feed with the specified properties.
*
* <p>If the user-defined field descriptors are given then a check is made to ensure that all required properties are specified. These field descriptors should be the union of
* {@link FeedProvider#getUserFields()} and {@link com.thinkbiganalytics.metadata.api.category.CategoryProvider#getFeedUserFields(Category.ID)} with precedence given to the first.</p>
*
* @param userProperties the new user-defined properties
* @param userFields the user-defined fields
* @throws MissingUserPropertyException if a required property is empty or missing
* @see FeedProvider#getUserFields() for the user-defined field descriptors for all feeds
* @see com.thinkbiganalytics.metadata.api.category.CategoryProvider#getFeedUserFields(Category.ID) for the user-defined field descriptors for all feeds within a given category
* @since 0.4.0
*/
void setUserProperties(@Nonnull Map<String, String> userProperties, @Nonnull Set<UserFieldDescriptor> userFields);
List<? extends FeedSource> getSources();
FeedSource getSource(Datasource.ID id);
List<? extends FeedDestination> getDestinations();
FeedDestination getDestination(Datasource.ID id);
List<? extends HadoopSecurityGroup> getSecurityGroups();
void setSecurityGroups(List<? extends HadoopSecurityGroup> securityGroups);
/**
* @param waterMarkName the name of the high water mark
* @return an optional string value of the high water mark
*/
Optional<String> getWaterMarkValue(String waterMarkName);
/**
* @return the set of existing high water mark names
*/
Set<String> getWaterMarkNames();
/**
* @param waterMarkName the name of the high water mark
* @param value the current value of the water mark
*/
void setWaterMarkValue(String waterMarkName, String value);
/**
* Sets the tags for this feed.
*
* @param tags set of tags
*/
void setTags(@Nullable Set<String> tags);
String getJson();
void setJson(String json);
FeedManagerTemplate getTemplate();
void setTemplate(FeedManagerTemplate template);
String getNifiProcessGroupId();
void setNifiProcessGroupId(String nifiProcessGroupId);
void setVersionName(String version);
enum State {ENABLED, DISABLED, DELETED}
interface ID extends Serializable {
}
}