/*
* 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 find;
import java.io.File;
import java.util.Collection;
import java.util.Iterator;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.OptionBuilder;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
public class Main {
private static Options getOptions() {
Option dir = OptionBuilder.withArgName("dir")
.hasArg()
.withDescription("list files in given dir")
.create("dir");
Option name = OptionBuilder.withArgName("name")
.hasArg()
.withDescription("list files with given name")
.create("name");
Options options = new Options();
options.addOption(dir);
options.addOption(name);
return options;
}
public static void main(String[] args) throws Exception {
Options options = getOptions();
try {
CommandLineParser parser = new GnuParser();
CommandLine line = parser.parse(options, args);
File dir = new File(line.getOptionValue("dir", "."));
String name = line.getOptionValue("name", "jar");
Collection files = FindFile.find(dir, name);
System.out.println("listing files in " + dir + " containing " + name);
for (Iterator it = files.iterator(); it.hasNext();) {
System.out.println("\t" + it.next() + "\n");
}
} catch(ParseException exp) {
// oops, something went wrong
System.err.println("Parsing failed. Reason: " + exp.getMessage());
HelpFormatter formatter = new HelpFormatter();
formatter.printHelp("find", options);
}
}
}