opennlp.tools.util.featuregen.AggregatedFeatureGeneratorFactory Maven / Gradle / Ivy
/*
* 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 opennlp.tools.util.featuregen;
import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import opennlp.tools.util.InvalidFormatException;
/**
* @see AggregatedFeatureGenerator
*/
public class AggregatedFeatureGeneratorFactory
extends GeneratorFactory.AbstractXmlFeatureGeneratorFactory
implements GeneratorFactory.XmlFeatureGeneratorFactory {
public AggregatedFeatureGeneratorFactory() {
super();
}
@Deprecated // TODO: (OPENNLP-1174) just remove when back-compat is no longer needed
public AdaptiveFeatureGenerator create(Element generatorElement,
FeatureGeneratorResourceProvider resourceManager) throws InvalidFormatException {
Collection aggregatedGenerators = new LinkedList<>();
NodeList childNodes = generatorElement.getChildNodes();
for (int i = 0; i < childNodes.getLength(); i++) {
Node childNode = childNodes.item(i);
if (childNode instanceof Element) {
Element aggregatedGeneratorElement = (Element) childNode;
aggregatedGenerators.add(
GeneratorFactory.createGenerator(aggregatedGeneratorElement, resourceManager));
}
}
return new AggregatedFeatureGenerator(aggregatedGenerators.toArray(
new AdaptiveFeatureGenerator[aggregatedGenerators.size()]));
}
@Deprecated // TODO: (OPENNLP-1174) just remove when back-compat is no longer needed
static void register(Map factoryMap) {
factoryMap.put("generators", new AggregatedFeatureGeneratorFactory());
}
@Override
public AdaptiveFeatureGenerator create() throws InvalidFormatException {
List aggregatedGenerators = new ArrayList<>();
for (Map.Entry arg: args.entrySet()) {
if (arg.getKey().startsWith("generator#")) {
aggregatedGenerators.add((AdaptiveFeatureGenerator)arg.getValue());
}
}
return new AggregatedFeatureGenerator(aggregatedGenerators.toArray(
new AdaptiveFeatureGenerator[aggregatedGenerators.size()]));
}
}