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Java example source code file (BaseS3DataSetIterator.java)
The BaseS3DataSetIterator.java Java example source code/* * * * Copyright 2015 Skymind,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 org.deeplearning4j.aws.s3.reader; import java.io.InputStream; import java.util.Iterator; import java.util.List; import org.nd4j.linalg.dataset.api.iterator.DataSetIterator; /** * baseline data applyTransformToDestination iterator for * @author Adam Gibson * */ public abstract class BaseS3DataSetIterator implements DataSetIterator { /** * */ private static final long serialVersionUID = 885205002006822431L; private S3Downloader downloader; private List<String> buckets; private int currBucket; private Iterator<InputStream> currIterator; public BaseS3DataSetIterator() { downloader = new S3Downloader(); buckets = downloader.buckets(); currBucket = 0; currIterator = downloader.iterateBucket(buckets.get(currBucket)); } public InputStream nextObject() { if(currIterator.hasNext()) return currIterator.next(); else if(currBucket < buckets.size()) { currBucket++; currIterator = downloader.iterateBucket(buckets.get(currBucket)); return currIterator.next(); } return null; } @Override public boolean hasNext() { return currBucket < buckets.size() && currIterator.hasNext(); } public String currBucket() { return buckets.get(currBucket); } public void nextBucket() { currBucket++; } } Other Java examples (source code examples)Here is a short list of links related to this Java BaseS3DataSetIterator.java source code file: |
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