org.apache.xmlbeans.impl.tool.CommandLine Maven / Gradle / Ivy
/* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.xmlbeans.impl.tool;
import org.apache.xmlbeans.XmlBeans;
import org.apache.xmlbeans.impl.common.IOUtil;
import java.io.File;
import java.net.URI;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
public class CommandLine
{
public CommandLine(String[] args, Collection flags, Collection scheme)
{
if (flags == null || scheme == null)
throw new IllegalArgumentException("collection required (use Collections.EMPTY_SET if no options)");
_options = new LinkedHashMap();
ArrayList badopts = new ArrayList();
ArrayList endargs = new ArrayList();
for (int i = 0; i < args.length; i++)
{
if (args[i].indexOf('-') == 0)
{
String opt = args[i].substring(1);
String val = null;
if (flags.contains(opt))
val = "";
else if (scheme.contains(opt))
{
if (i+1 < args.length)
val = args[++i];
else
val = "";
}
else
badopts.add(args[i]);
_options.put(opt, val);
}
else
{
endargs.add(args[i]);
}
}
_badopts = (String[])badopts.toArray(new String[badopts.size()]);
_args = (String[])endargs.toArray(new String[endargs.size()]);
}
public static void printLicense()
{
try
{
IOUtil.copyCompletely(CommandLine.class.getClassLoader().getResourceAsStream("LICENSE.txt"), System.out);
}
catch (Exception e)
{
System.out.println("License available in this JAR in LICENSE.txt");
}
}
public static void printVersion()
{
System.out.println(XmlBeans.getVendor() + ", " + XmlBeans.getTitle() + ".XmlBeans version " + XmlBeans.getVersion());
}
private Map _options;
private String[] _badopts;
private String[] _args;
public String[] args()
{
String[] result = new String[_args.length];
System.arraycopy(_args, 0, result, 0, _args.length);
return result;
}
public String[] getBadOpts()
{
return _badopts;
}
public String getOpt(String opt)
{
return (String)_options.get(opt);
}
private static List collectFiles(File[] dirs)
{
List files = new ArrayList();
for (int i = 0; i < dirs.length; i++)
{
File f = dirs[i];
if (!f.isDirectory())
{
files.add(f);
}
else
{
files.addAll(collectFiles(f.listFiles()));
}
}
return files;
}
private List _files;
private List _urls;
private File _baseDir;
private static final File[] EMPTY_FILEARRAY = new File[0];
private static final URL[] EMPTY_URLARRAY = new URL[0];
private List getFileList()
{
if (_files == null)
{
String[] args = args();
File[] files = new File[args.length];
boolean noBaseDir = false;
for (int i = 0; i < args.length; i++)
{
files[i] = new File(args[i]);
if (!noBaseDir && (_baseDir == null))
{
if (files[i].isDirectory())
_baseDir = files[i];
else
_baseDir = files[i].getParentFile();
}
else
{
URI currUri = files[i].toURI();
// Give up on the basedir. There may be none
if (_baseDir != null && _baseDir.toURI().relativize(currUri).equals(currUri))
{
_baseDir = null;
noBaseDir = true;
}
}
}
_files = Collections.unmodifiableList(collectFiles(files));
}
return _files;
}
private List getUrlList()
{
if (_urls == null)
{
String[] args = args();
List urls = new ArrayList();
for (int i = 0; i < args.length; i++)
{
if (looksLikeURL(args[i]))
{
try
{
urls.add(new URL(args[i]));
}
catch (MalformedURLException mfEx)
{
System.err.println("ignoring invalid url: " + args[i] + ": " + mfEx.getMessage());
}
}
}
_urls = Collections.unmodifiableList(urls);
}
return _urls;
}
private static boolean looksLikeURL(String str)
{
return str.startsWith("http:") || str.startsWith("https:") || str.startsWith("ftp:") || str.startsWith("file:");
}
public URL[] getURLs()
{
return (URL[]) getUrlList().toArray(EMPTY_URLARRAY);
}
public File[] getFiles()
{
return (File[])getFileList().toArray(EMPTY_FILEARRAY);
}
public File getBaseDir()
{
return _baseDir;
}
public File[] filesEndingWith(String ext)
{
List result = new ArrayList();
for (Iterator i = getFileList().iterator(); i.hasNext(); )
{
File f = (File)i.next();
if (f.getName().endsWith(ext) && !looksLikeURL(f.getPath()))
result.add(f);
}
return (File[])result.toArray(EMPTY_FILEARRAY);
}
}