| /* |
| * 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.opennlp.ml.model; |
| |
| import java.io.BufferedWriter; |
| import java.io.DataOutputStream; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| import java.util.zip.GZIPOutputStream; |
| |
| import org.apache.opennlp.ml.maxent.io.BinaryGISModelWriter; |
| import org.apache.opennlp.ml.maxent.io.PlainTextGISModelWriter; |
| import org.apache.opennlp.ml.model.AbstractModel.ModelType; |
| import org.apache.opennlp.ml.perceptron.BinaryPerceptronModelWriter; |
| import org.apache.opennlp.ml.perceptron.PlainTextPerceptronModelWriter; |
| |
| public class GenericModelWriter extends AbstractModelWriter { |
| |
| private AbstractModelWriter delegateWriter; |
| |
| public GenericModelWriter(AbstractModel model, File file) throws IOException { |
| String filename = file.getName(); |
| OutputStream os; |
| // handle the zipped/not zipped distinction |
| if (filename.endsWith(".gz")) { |
| os = new GZIPOutputStream(new FileOutputStream(file)); |
| filename = filename.substring(0,filename.length()-3); |
| } |
| else { |
| os = new FileOutputStream(file); |
| } |
| |
| // handle the different formats |
| if (filename.endsWith(".bin")) { |
| init(model,new DataOutputStream(os)); |
| } |
| else { // filename ends with ".txt" |
| init(model,new BufferedWriter(new OutputStreamWriter(os))); |
| } |
| } |
| |
| public GenericModelWriter(AbstractModel model, DataOutputStream dos) { |
| init(model,dos); |
| } |
| |
| private void init(AbstractModel model, DataOutputStream dos) { |
| if (model.getModelType() == ModelType.Perceptron) { |
| delegateWriter = new BinaryPerceptronModelWriter(model,dos); |
| } |
| else if (model.getModelType() == ModelType.Maxent) { |
| delegateWriter = new BinaryGISModelWriter(model,dos); |
| } |
| } |
| |
| private void init(AbstractModel model, BufferedWriter bw) { |
| if (model.getModelType() == ModelType.Perceptron) { |
| delegateWriter = new PlainTextPerceptronModelWriter(model,bw); |
| } |
| else if (model.getModelType() == ModelType.Maxent) { |
| delegateWriter = new PlainTextGISModelWriter(model,bw); |
| } |
| } |
| |
| @Override |
| public void close() throws IOException { |
| delegateWriter.close(); |
| } |
| |
| @Override |
| public void persist() throws IOException { |
| delegateWriter.persist(); |
| } |
| |
| @Override |
| public void writeDouble(double d) throws IOException { |
| delegateWriter.writeDouble(d); |
| } |
| |
| @Override |
| public void writeInt(int i) throws IOException { |
| delegateWriter.writeInt(i); |
| } |
| |
| @Override |
| public void writeUTF(String s) throws IOException { |
| delegateWriter.writeUTF(s); |
| } |
| |
| } |