| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.commons.math4.neuralnet; |
| |
| /** |
| * Wraps a given initializer. |
| */ |
| public class OffsetFeatureInitializer |
| implements FeatureInitializer { |
| /** Wrapped initializer. */ |
| private final FeatureInitializer orig; |
| /** Offset. */ |
| private int inc = 0; |
| |
| /** |
| * Creates a new initializer whose {@link #value()} method |
| * will return {@code orig.value() + offset}, where |
| * {@code offset} is automatically incremented by one at |
| * each call. |
| * |
| * @param orig Original initializer. |
| */ |
| public OffsetFeatureInitializer(FeatureInitializer orig) { |
| this.orig = orig; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public double value() { |
| return orig.value() + inc++; |
| } |
| } |