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A PHP engine implemented in 100% Java
/*
* Copyright (c) 1998-2014 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Nam Nguyen
*/
package com.caucho.quercus.lib.spl;
import com.caucho.quercus.QuercusRuntimeException;
import com.caucho.quercus.annotation.Optional;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.LongValue;
import com.caucho.quercus.env.StringValue;
import com.caucho.quercus.env.UnsetValue;
import com.caucho.quercus.env.Value;
import com.caucho.vfs.Path;
import java.io.IOException;
import java.util.Arrays;
public class DirectoryIterator
extends SplFileInfo
implements Iterator, Traversable, SeekableIterator
{
private String[] _list;
private int _index;
private SplFileInfo _current;
public DirectoryIterator(Env env, StringValue fileName)
{
super(env, fileName);
try {
_list = getPathList(_path);
}
catch (IOException e) {
// XXX: throw the right exception class
throw new QuercusRuntimeException(e);
}
}
protected DirectoryIterator(Path parent, Path path, String fileName)
{
super(parent, path, fileName);
try {
_list = getPathList(path);
}
catch (IOException e) {
// XXX: throw new the right exception class
throw new QuercusRuntimeException(e);
}
}
private static String[] getPathList(Path path)
throws IOException
{
String[] list = path.list();
String[] newList = new String[list.length + 2];
newList[0] = ".";
newList[1] = "..";
System.arraycopy(list, 0, newList, 2, list.length);
return newList;
}
@Override
public Value current(Env env)
{
SplFileInfo current = getCurrent(env);
return current != null ? env.wrapJava(current) : UnsetValue.UNSET;
}
protected SplFileInfo getCurrent(Env env)
{
if (_current == null && _index < _list.length) {
String name = _list[_index];
Path child = _path.lookup(name);
_current = createCurrent(env, _path, child, name);
}
return _current;
}
protected SplFileInfo createCurrent(Env env,
Path parent,
Path path,
String fileName)
{
return new SplFileInfo(parent, path, fileName);
}
protected int getKey()
{
return _index;
}
public boolean isDot(Env env)
{
SplFileInfo current = getCurrent(env);
String fileName = current.getFilename(env);
return ".".equals(fileName) || "..".equals(fileName);
}
@Override
public Value key(Env env)
{
return LongValue.create(_index);
}
@Override
public void next(Env env)
{
_index++;
_current = null;
}
@Override
public void rewind(Env env)
{
_index = 0;
}
@Override
public boolean valid(Env env)
{
return _index < _list.length;
}
@Override
public void seek(Env env, int index)
{
_index = index;
}
//
// SplFileInfo
//
/*
@Override
public long getATime(Env env)
{
return getCurrent(env).getATime(env);
}
@Override
public String getBasename(Env env, @Optional String suffix)
{
return getCurrent(env).getBasename(env, suffix);
}
@Override
public long getCTime(Env env)
{
return getCurrent(env).getCTime(env);
}
@Override
public String getExtension(Env env)
{
return getCurrent(env).getExtension(env);
}
@Override
public SplFileInfo getFileInfo(Env env, @Optional String className)
{
return getCurrent(env).getFileInfo(env, className);
}
@Override
public String getFilename(Env env)
{
return getCurrent(env).getFilename(env);
}
@Override
public int getGroup(Env env)
{
return getCurrent(env).getGroup(env);
}
@Override
public long getInode(Env env)
{
return getCurrent(env).getInode(env);
}
@Override
public String getLinkTarget(Env env)
{
return getCurrent(env).getLinkTarget(env);
}
@Override
public long getMTime(Env env)
{
return getCurrent(env).getMTime(env);
}
@Override
public int getOwner(Env env)
{
return getCurrent(env).getOwner(env);
}
@Override
public String getPath(Env env)
{
return getCurrent(env).getPath(env);
}
@Override
public SplFileInfo getPathInfo(Env env, @Optional String className)
{
return getCurrent(env).getPathInfo(env, className);
}
@Override
public String getPathname(Env env)
{
return getCurrent(env).getPathname(env);
}
@Override
public int getPerms(Env env)
{
return getCurrent(env).getPerms(env);
}
@Override
public String getRealPath(Env env)
{
return getCurrent(env).getRealPath(env);
}
@Override
public long getSize(Env env)
{
return getCurrent(env).getSize(env);
}
@Override
public String getType(Env env)
{
return getCurrent(env).getType(env);
}
@Override
public boolean isDir(Env env)
{
return getCurrent(env).isDir(env);
}
@Override
public boolean isExecutable(Env env)
{
return getCurrent(env).isExecutable(env);
}
@Override
public boolean isFile(Env env)
{
return getCurrent(env).isFile(env);
}
@Override
public boolean isLink(Env env)
{
return getCurrent(env).isLink(env);
}
@Override
public boolean isReadable(Env env)
{
return getCurrent(env).isReadable(env);
}
@Override
public boolean isWritable(Env env)
{
return getCurrent(env).isWritable(env);
}
@Override
public SplFileObject openFile(Env env,
@Optional("r") String mode,
@Optional boolean isUseIncludePath,
@Optional Value context)
{
return getCurrent(env).openFile(env, mode, isUseIncludePath, context);
}
@Override
public String __toString(Env env)
{
return getCurrent(env).__toString(env);
}
*/
}