org.nd4j.linalg.dataset.api.preprocessor.AbstractNormalizer Maven / Gradle / Ivy
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* 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
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* under the License.
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* SPDX-License-Identifier: Apache-2.0
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package org.nd4j.linalg.dataset.api.preprocessor;
import java.io.Serializable;
/**
* Abstract base class for normalizers for both DataSet and MultiDataSet processing
*
* @author Ede Meijer
*/
public abstract class AbstractNormalizer implements Serializable {
protected abstract boolean isFit();
void assertIsFit() {
if (!isFit()) {
throw new RuntimeException(
"API_USE_ERROR: Preprocessors have to be explicitly fit before use. Usage: .fit(dataset) or .fit(datasetiterator)");
}
}
}