Files
SCM-Manager/scm-webapp/src/main/java/sonia/scm/group/DefaultGroupManager.java
2018-10-16 15:58:54 +02:00

397 lines
9.3 KiB
Java

/**
* Copyright (c) 2010, Sebastian Sdorra
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of SCM-Manager; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* http://bitbucket.org/sdorra/scm-manager
*
*/
package sonia.scm.group;
//~--- non-JDK imports --------------------------------------------------------
import com.github.sdorra.ssp.PermissionActionCheck;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sonia.scm.AlreadyExistsException;
import sonia.scm.HandlerEventType;
import sonia.scm.ManagerDaoAdapter;
import sonia.scm.NotFoundException;
import sonia.scm.SCMContextProvider;
import sonia.scm.TransformFilter;
import sonia.scm.search.SearchRequest;
import sonia.scm.search.SearchUtil;
import sonia.scm.util.CollectionAppender;
import sonia.scm.util.Util;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;
//~--- JDK imports ------------------------------------------------------------
/**
*
* @author Sebastian Sdorra
*/
@Singleton
public class DefaultGroupManager extends AbstractGroupManager
{
/** the logger for XmlGroupManager */
private static final Logger logger =
LoggerFactory.getLogger(DefaultGroupManager.class);
//~--- constructors ---------------------------------------------------------
/**
* Constructs ...
*
*
* @param groupDAO
*/
@Inject
public DefaultGroupManager(GroupDAO groupDAO)
{
this.groupDAO = groupDAO;
this.managerDaoAdapter = new ManagerDaoAdapter<>(groupDAO);
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @throws IOException
*/
@Override
public void close() throws IOException
{
// do nothing
}
@Override
public Group create(Group group) throws AlreadyExistsException {
String type = group.getType();
if (Util.isEmpty(type)) {
group.setType(groupDAO.getType());
}
logger.info("create group {} of type {}", group.getName(), group.getType());
removeDuplicateMembers(group);
return managerDaoAdapter.create(
group,
GroupPermissions::create,
newGroup -> fireEvent(HandlerEventType.BEFORE_CREATE, newGroup),
newGroup -> fireEvent(HandlerEventType.CREATE, newGroup)
);
}
@Override
public void delete(Group group){
logger.info("delete group {} of type {}", group.getName(), group.getType());
managerDaoAdapter.delete(
group,
() -> GroupPermissions.delete(group.getName()),
toDelete -> fireEvent(HandlerEventType.BEFORE_DELETE, toDelete),
toDelete -> fireEvent(HandlerEventType.DELETE, toDelete)
);
}
/**
* Method description
*
*
* @param context
*/
@Override
public void init(SCMContextProvider context) {}
@Override
public void modify(Group group){
logger.info("modify group {} of type {}", group.getName(), group.getType());
managerDaoAdapter.modify(
group,
GroupPermissions::modify,
notModified -> {
removeDuplicateMembers(group);
fireEvent(HandlerEventType.BEFORE_MODIFY, group, notModified);
},
notModified -> fireEvent(HandlerEventType.MODIFY, group, notModified)
);
}
@Override
public void refresh(Group group){
String name = group.getName();
if (logger.isInfoEnabled())
{
logger.info("refresh group {} of type {}", name, group.getType());
}
GroupPermissions.read(name).check();
Group fresh = groupDAO.get(name);
if (fresh == null)
{
throw new NotFoundException("group", group.getId());
}
fresh.copyProperties(group);
}
/**
* Method description
*
*
* @param searchRequest
*
* @return
*/
@Override
public Collection<Group> search(final SearchRequest searchRequest)
{
if (logger.isDebugEnabled())
{
logger.debug("search group with query {}", searchRequest.getQuery());
}
final PermissionActionCheck<Group> check = GroupPermissions.read();
return SearchUtil.search(searchRequest, groupDAO.getAll(),
new TransformFilter<Group>()
{
@Override
public Group accept(Group group)
{
Group result = null;
if (check.isPermitted(group) && matches(searchRequest, group))
{
result = group.clone();
}
return result;
}
});
}
private boolean matches(SearchRequest searchRequest, Group group) {
return SearchUtil.matchesOne(searchRequest, group.getName(), group.getDescription());
}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param id
*
* @return
*/
@Override
public Group get(String id)
{
GroupPermissions.read(id).check();
Group group = groupDAO.get(id);
if (group != null)
{
group = group.clone();
}
return group;
}
@Override
public Collection<Group> autocomplete(String filter) {
GroupPermissions.autocomplete().check();
SearchRequest searchRequest = new SearchRequest(filter, true, DEFAULT_LIMIT);
return SearchUtil.search(searchRequest, groupDAO.getAll(), group -> matches(searchRequest,group)?group:null);
}
/**
* Method description
*
*
* @return
*/
@Override
public Collection<Group> getAll()
{
return getAll(null);
}
/**
* Method description
*
*
* @param comparator
*
* @return
*/
@Override
public Collection<Group> getAll(Comparator<Group> comparator)
{
List<Group> groups = new ArrayList<>();
PermissionActionCheck<Group> check = GroupPermissions.read();
for (Group group : groupDAO.getAll())
{
if (check.isPermitted(group)) {
groups.add(group.clone());
}
}
if (comparator != null)
{
Collections.sort(groups, comparator);
}
return groups;
}
/**
* Method description
*
*
*
* @param comparator
* @param start
* @param limit
*
* @return
*/
@Override
public Collection<Group> getAll(Comparator<Group> comparator, int start,
int limit)
{
final PermissionActionCheck<Group> check = GroupPermissions.read();
return Util.createSubCollection(groupDAO.getAll(), comparator,
new CollectionAppender<Group>()
{
@Override
public void append(Collection<Group> collection, Group group)
{
if (check.isPermitted(group)) {
collection.add(group.clone());
}
}
}, start, limit);
}
/**
* Method description
*
*
* @param start
* @param limit
*
* @return
*/
@Override
public Collection<Group> getAll(int start, int limit)
{
return getAll(null, start, limit);
}
/**
* Method description
*
*
* @param member
*
* @return
*/
@Override
public Collection<Group> getGroupsForMember(String member)
{
LinkedList<Group> groups = new LinkedList<>();
for (Group group : groupDAO.getAll())
{
if (group.isMember(member))
{
groups.add(group.clone());
}
}
return groups;
}
/**
* Method description
*
*
* @return
*/
@Override
public Long getLastModified()
{
return groupDAO.getLastModified();
}
//~--- methods --------------------------------------------------------------
/**
* Remove duplicate members from group.
* Have a look at issue #439
*
*
* @param group group
*/
private void removeDuplicateMembers(Group group)
{
List<String> members =
Lists.newArrayList(ImmutableSet.copyOf(group.getMembers()));
group.setMembers(members);
}
//~--- fields ---------------------------------------------------------------
/** Field description */
private GroupDAO groupDAO;
private final ManagerDaoAdapter<Group> managerDaoAdapter;
}