/*
* Copyright 2016 KairosDB 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.kairosdb.core.datastore;
import org.kairosdb.core.DataPoint;
import java.util.Iterator;
import java.util.Set;
public interface DataPointRow extends Iterator<DataPoint>
{
/**
Returns the metric name for this group
@return Metric name
*/
public String getName();
/**
Returns the data type associated with the data points in this row
@return
*/
public String getDatastoreType();
/**
Returns a set of tag names associated with this group of data points
@return Set of tag names
*/
public Set<String> getTagNames();
/**
Returns the tag value for the given tag name.
@param tag Tag to get the value for
@return A tag value
*/
public String getTagValue(String tag);
/**
Close any underlying resources held open by this DataPointGroup. This
will be called at the end of a query to free up resources.
*/
public void close();
/**
Returns the number of datapoints in this row
*/
public int getDataPointCount();
}