Java tutorial
/* * 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.jena.hadoop.rdf.io.input.turtle; import java.io.File; import java.io.FileWriter; import java.io.IOException; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.io.LongWritable; import org.apache.hadoop.mapreduce.InputFormat; import org.apache.jena.atlas.lib.StrUtils; import org.apache.jena.hadoop.rdf.io.RdfIOConstants; import org.apache.jena.hadoop.rdf.io.input.AbstractWholeFileTripleInputFormatTests; import org.apache.jena.hadoop.rdf.types.TripleWritable; import org.apache.jena.riot.Lang; import org.junit.Test; /** * Tests for turtle input format * * * */ public class TurtleInputTest extends AbstractWholeFileTripleInputFormatTests { @Override protected final String getFileExtension() { return ".ttl"; } @Override protected final Lang getRdfLanguage() { return Lang.TURTLE; } @Override protected InputFormat<LongWritable, TripleWritable> getInputFormat() { return new TurtleInputFormat(); } @Test public void turtle_with_prefixes_01() throws IOException, InterruptedException { // Try to reproduce JENA-1075 // Create test data File f = folder.newFile("prefixes.ttl"); try (FileWriter writer = new FileWriter(f)) { //@formatter:off writer.write(StrUtils.strjoinNL("@prefix : <http://test/ns#> .", ":s :p :o .")); //@formatter:on writer.close(); } Configuration config = this.prepareConfiguration(); config.setBoolean(RdfIOConstants.INPUT_IGNORE_BAD_TUPLES, false); this.testSingleInput(config, f, 1, 1); // Clean up if (f.exists()) f.delete(); } }