/*
* Copyright (C)2009 - SSHJ Contributors
*
* 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 net.schmizz.sshj.sftp;
import net.schmizz.sshj.sftp.Response.StatusCode;
import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.TimeUnit;
public class RemoteDirectory
extends RemoteResource {
public RemoteDirectory(SFTPEngine requester, String path, byte[] handle) {
super(requester, path, handle);
}
public List<RemoteResourceInfo> scan(RemoteResourceFilter filter)
throws IOException {
List<RemoteResourceInfo> rri = new LinkedList<RemoteResourceInfo>();
// TODO: Remove GOTO!
loop:
for (; ; ) {
final Response res = requester.request(newRequest(PacketType.READDIR))
.retrieve(requester.getTimeoutMs(), TimeUnit.MILLISECONDS);
switch (res.getType()) {
case NAME:
final int count = res.readUInt32AsInt();
for (int i = 0; i < count; i++) {
final String name = res.readString(requester.sub.getRemoteCharset());
res.readString(); // long name - IGNORED - shdve never been in the protocol
final FileAttributes attrs = res.readFileAttributes();
final PathComponents comps = requester.getPathHelper().getComponents(path, name);
final RemoteResourceInfo inf = new RemoteResourceInfo(comps, attrs);
if (!(".".equals(name) || "..".equals(name)) && (filter == null || filter.accept(inf))) {
rri.add(inf);
}
}
break;
case STATUS:
res.ensureStatusIs(StatusCode.EOF);
break loop;
default:
throw new SFTPException("Unexpected packet: " + res.getType());
}
}
return rri;
}
}