org.nd4j.linalg.dataset.api.iterator.ParallelMultiDataSetIterator Maven / Gradle / Ivy
/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * 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.
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* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.nd4j.linalg.dataset.api.iterator;
import org.nd4j.linalg.dataset.api.MultiDataSet;
public interface ParallelMultiDataSetIterator extends MultiDataSetIterator {
/**
* This method sets consumer affinity to specific producer
*
* PLEASE NOTE: this method is optional, and it'll change only nextFor()/hasNextFor() mechanics
*/
void attachThread(int producer);
/**
* Returns true, if attached producer has something in queue, false otherwise
*
* @return
*/
boolean hasNextFor();
/**
* Returns true, if attached producer has something in queue, false otherwise
*
* @param consumer
* @return
*/
boolean hasNextFor(int consumer);
/**
* Returns next DataSet for given consumer
*
* @param consumer
* @return
*/
MultiDataSet nextFor(int consumer);
/**
* Returns next DataSet for attached consumer
*
* @return
*/
MultiDataSet nextFor();
}