| /* |
| * 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.uima.fit.component; |
| |
| import static org.apache.uima.fit.factory.CollectionReaderFactory.createReader; |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.apache.uima.cas.CAS; |
| import org.apache.uima.collection.CollectionException; |
| import org.apache.uima.collection.CollectionReader; |
| import org.apache.uima.jcas.JCas; |
| import org.apache.uima.util.CasCreationUtils; |
| import org.apache.uima.util.Progress; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.uimafit.descriptor.ConfigurationParameter; |
| |
| /** |
| * Test {@link JCasCollectionReader_ImplBase} |
| * |
| */ |
| public class JCasCollectionReader_ImplBaseTest { |
| |
| @Rule |
| public TemporaryFolder folder = new TemporaryFolder(); |
| |
| /** |
| * Test using a simple reader reading one text file. |
| * |
| * @throws Exception |
| * if an error occurs. |
| */ |
| @Test |
| public void test() throws Exception { |
| File file = folder.newFile("test.txt"); |
| FileUtils.write(file, "Aaa Bbbb Cc Dddd eeee ff .", "UTF-8"); |
| |
| CollectionReader reader = createReader(SingleTextReader.class, |
| SingleTextReader.PARAM_FILE, file.getPath()); |
| |
| CAS cas = CasCreationUtils.createCas(reader.getProcessingResourceMetaData()); |
| reader.getNext(cas); |
| reader.close(); |
| |
| assertEquals(FileUtils.readFileToString(file, "UTF-8"), cas.getDocumentText()); |
| } |
| |
| public static class SingleTextReader extends JCasCollectionReader_ImplBase { |
| public static final String PARAM_FILE = "File"; |
| |
| @ConfigurationParameter(name = PARAM_FILE, mandatory = true) |
| private File file; |
| |
| public boolean hasNext() throws IOException, CollectionException { |
| return file != null; |
| } |
| |
| public Progress[] getProgress() { |
| return new Progress[0]; |
| } |
| |
| @Override |
| public void getNext(JCas jCas) throws IOException, CollectionException { |
| jCas.setDocumentText(FileUtils.readFileToString(file, "UTF-8")); |
| } |
| } |
| } |