/*
* 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 gobblin.broker.gobblin_scopes;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import gobblin.broker.iface.ScopeInstance;
import gobblin.broker.iface.ScopeType;
import javax.annotation.Nullable;
import lombok.AccessLevel;
import lombok.Getter;
/**
* Scope topology for Gobblin ingestion applications.
*/
public enum GobblinScopeTypes implements ScopeType<GobblinScopeTypes> {
GLOBAL("global", GobblinScopeInstance.class),
INSTANCE("instance", GobblinScopeInstance.class, GLOBAL),
JOB(null, JobScopeInstance.class, INSTANCE),
CONTAINER("container", GobblinScopeInstance.class, INSTANCE),
MULTI_TASK_ATTEMPT("multiTask", GobblinScopeInstance.class, JOB, CONTAINER),
TASK(null, TaskScopeInstance.class, MULTI_TASK_ATTEMPT);
private static final Set<GobblinScopeTypes> LOCAL_SCOPES = Sets.newHashSet(CONTAINER, TASK, MULTI_TASK_ATTEMPT);
private final List<GobblinScopeTypes> parentScopes;
private final String defaultId;
@Getter(AccessLevel.PACKAGE)
private final Class<?> baseInstanceClass;
GobblinScopeTypes(String defaultId, Class<?> baseInstanceClass, GobblinScopeTypes... parentScopes) {
this.defaultId = defaultId;
this.parentScopes = Lists.newArrayList(parentScopes);
this.baseInstanceClass = baseInstanceClass;
}
@Override
public boolean isLocal() {
return LOCAL_SCOPES.contains(this);
}
@Override
public Collection<GobblinScopeTypes> parentScopes() {
return this.parentScopes;
}
@Nullable
@Override
public ScopeInstance<GobblinScopeTypes> defaultScopeInstance() {
return this.defaultId == null ? null : new GobblinScopeInstance(this, this.defaultId);
}
@Override
public GobblinScopeTypes rootScope() {
return GLOBAL;
}
}