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nl.info.webdav.methods.DoMkcol Maven / Gradle / Ivy
/*
* Copyright 1999,2004 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 nl.info.webdav.methods;
import nl.info.webdav.ITransaction;
import nl.info.webdav.IWebdavStore;
import nl.info.webdav.StoredObject;
import nl.info.webdav.WebdavStatus;
import nl.info.webdav.exceptions.AccessDeniedException;
import nl.info.webdav.exceptions.LockFailedException;
import nl.info.webdav.exceptions.WebdavException;
import nl.info.webdav.locking.IResourceLocks;
import nl.info.webdav.locking.LockedObject;
import java.io.IOException;
import java.util.Hashtable;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
public class DoMkcol extends AbstractMethod {
private static final org.slf4j.Logger LOG = org.slf4j.LoggerFactory.getLogger(DoMkcol.class);
private final IWebdavStore _store;
private final IResourceLocks _resourceLocks;
private final boolean _readOnly;
public DoMkcol(IWebdavStore store, IResourceLocks resourceLocks,
boolean readOnly) {
_store = store;
_resourceLocks = resourceLocks;
_readOnly = readOnly;
}
public void execute(ITransaction transaction, HttpServletRequest req,
HttpServletResponse resp) throws IOException, LockFailedException {
LOG.trace("-- " + this.getClass().getName());
if (!_readOnly) {
String path = getRelativePath(req);
String parentPath = getParentPath(getCleanPath(path));
Hashtable errorList = new Hashtable<>();
if (!checkLocks(transaction, req, _resourceLocks, parentPath)) {
resp.sendError(WebdavStatus.SC_FORBIDDEN);
return;
}
String tempLockOwner = "doMkcol" + System.currentTimeMillis()
+ req.toString();
if (_resourceLocks.lock(transaction, path, tempLockOwner, false, 0,
TEMP_TIMEOUT, TEMPORARY)) {
StoredObject parentSo, so;
try {
parentSo = _store.getStoredObject(transaction, parentPath);
if (parentSo == null) {
// parent not exists
resp.sendError(WebdavStatus.SC_CONFLICT);
return;
}
if (parentPath != null && parentSo.isFolder()) {
so = _store.getStoredObject(transaction, path);
if (so == null) {
_store.createFolder(transaction, path);
resp.setStatus(WebdavStatus.SC_CREATED);
} else {
// object already exists
if (so.isNullResource()) {
LockedObject nullResourceLo = _resourceLocks
.getLockedObjectByPath(transaction,
path);
if (nullResourceLo == null) {
resp
.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
return;
}
String nullResourceLockToken = nullResourceLo
.getID();
String[] lockTokens = getLockIdFromIfHeader(req);
String lockToken;
if (lockTokens != null)
lockToken = lockTokens[0];
else {
resp.sendError(WebdavStatus.SC_BAD_REQUEST);
return;
}
if (lockToken.equals(nullResourceLockToken)) {
so.setNullResource(false);
so.setFolder(true);
String[] nullResourceLockOwners = nullResourceLo
.getOwner();
String owner = null;
if (nullResourceLockOwners != null)
owner = nullResourceLockOwners[0];
if (_resourceLocks.unlock(transaction,
lockToken, owner)) {
resp.setStatus(WebdavStatus.SC_CREATED);
} else {
resp
.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
}
} else {
errorList.put(path, WebdavStatus.SC_LOCKED);
sendReport(req, resp, errorList);
}
} else {
String methodsAllowed = DeterminableMethod
.determineMethodsAllowed(so);
resp.addHeader("Allow", methodsAllowed);
resp.sendError(WebdavStatus.SC_METHOD_NOT_ALLOWED);
}
}
} else if (parentPath != null && parentSo.isResource()) {
String methodsAllowed = DeterminableMethod
.determineMethodsAllowed(parentSo);
resp.addHeader("Allow", methodsAllowed);
resp.sendError(WebdavStatus.SC_METHOD_NOT_ALLOWED);
} else {
resp.sendError(WebdavStatus.SC_FORBIDDEN);
}
} catch (AccessDeniedException e) {
resp.sendError(WebdavStatus.SC_FORBIDDEN);
} catch (WebdavException e) {
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
} finally {
_resourceLocks.unlockTemporaryLockedObjects(transaction,
path, tempLockOwner);
}
} else {
resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
}
} else {
resp.sendError(WebdavStatus.SC_FORBIDDEN);
}
}
}
