org.deeplearning4j.models.sequencevectors.iterators.SynchronizedSequenceIterator Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* 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.
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
package org.deeplearning4j.models.sequencevectors.iterators;
import lombok.NonNull;
import org.deeplearning4j.models.sequencevectors.interfaces.SequenceIterator;
import org.deeplearning4j.models.sequencevectors.sequence.Sequence;
import org.deeplearning4j.models.sequencevectors.sequence.SequenceElement;
/**
* Synchronized version of AbstractSeuqenceIterator, implemented on top of it.
* Suitable for cases with non-strict multithreading environment, since it's just synchronized wrapper
*
* @author [email protected]
*/
public class SynchronizedSequenceIterator implements SequenceIterator {
protected SequenceIterator underlyingIterator;
/**
* Creates SynchronizedSequenceIterator on top of any SequenceIterator
* @param iterator
*/
public SynchronizedSequenceIterator(@NonNull SequenceIterator iterator) {
this.underlyingIterator = iterator;
}
/**
* Checks, if there's any more sequences left in data source
* @return
*/
@Override
public synchronized boolean hasMoreSequences() {
return underlyingIterator.hasMoreSequences();
}
/**
* Returns next sequence from data source
*
* @return
*/
@Override
public synchronized Sequence nextSequence() {
return underlyingIterator.nextSequence();
}
/**
* This method resets underlying iterator
*/
@Override
public synchronized void reset() {
underlyingIterator.reset();
}
}