org.apache.tika.eval.tools.LeipzigHelper 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 org.apache.tika.eval.tools;
import java.io.File;
import java.io.IOException;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class LeipzigHelper {
static Map> getFiles(Path leipzigDir) throws IOException {
Matcher tableMatcher = Pattern.compile("([a-z]+)_table(\\.txt)?(\\.gz)?$").matcher("");
Matcher leipzigMatcher = Pattern.compile("([a-z]{3,3})[-_].*$").matcher("");
Map> m = new TreeMap<>();
for (File f : leipzigDir.toFile().listFiles()) {
System.err.println(f);
String lang = null;
if (tableMatcher.reset(f.getName()).find()) {
lang = tableMatcher.group(1);
} else if (leipzigMatcher.reset(f.getName()).find()) {
lang = leipzigMatcher.group(1);
}
if (lang == null) {
System.err.println("couldn't find a lang: " + f);
continue;
}
List files = m.get(lang);
if (files == null) {
files = new ArrayList<>();
}
files.add(f.toPath());
m.put(lang, files);
}
return m;
}
}