/*
* Copyright © 2015-2016 Cask Data, Inc.
*
* 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 co.cask.cdap.proto.id;
import co.cask.cdap.proto.Id;
import co.cask.cdap.proto.element.EntityType;
import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
import java.util.Objects;
/**
* Uniquely identifies a dataset type.
*/
public class DatasetTypeId extends EntityId implements NamespacedId, ParentedId<NamespaceId> {
private final String namespace;
private final String type;
public DatasetTypeId(String namespace, String type) {
super(EntityType.DATASET_TYPE);
this.namespace = namespace;
this.type = type;
}
public String getNamespace() {
return namespace;
}
public String getType() {
return type;
}
@Override
public NamespaceId getParent() {
return new NamespaceId(namespace);
}
@Override
public boolean equals(Object o) {
if (!super.equals(o)) {
return false;
}
DatasetTypeId that = (DatasetTypeId) o;
return Objects.equals(namespace, that.namespace) &&
Objects.equals(type, that.type);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), namespace, type);
}
@SuppressWarnings("unused")
public static DatasetTypeId fromIdParts(Iterable<String> idString) {
Iterator<String> iterator = idString.iterator();
return new DatasetTypeId(next(iterator, "namespace"), nextAndEnd(iterator, "type"));
}
@Override
protected Iterable<String> toIdParts() {
return Collections.unmodifiableList(Arrays.asList(namespace, type));
}
@Override
public Id.DatasetType toId() {
return Id.DatasetType.from(namespace, type);
}
public static DatasetTypeId fromString(String string) {
return EntityId.fromString(string, DatasetTypeId.class);
}
}