/**
* Copyright (C) 2010-2014 Morgner UG (haftungsbeschränkt)
*
* This file is part of Structr <http://structr.org>.
*
* Structr 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 3 of the
* License, or (at your option) any later version.
*
* Structr 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. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Structr. If not, see <http://www.gnu.org/licenses/>.
*/
package org.structr.rest.resource;
import java.util.LinkedList;
import java.util.List;
import java.util.logging.Logger;
import javax.servlet.http.HttpServletRequest;
import org.structr.common.SecurityContext;
import org.structr.common.error.FrameworkException;
import org.structr.core.GraphObject;
import org.structr.core.Result;
import org.structr.core.app.App;
import org.structr.core.app.StructrApp;
import org.structr.core.entity.AbstractNode;
import org.structr.core.property.PropertyKey;
import org.structr.rest.exception.IllegalPathException;
import org.structr.rest.exception.NotAllowedException;
import org.structr.rest.exception.NotFoundException;
//~--- classes ----------------------------------------------------------------
/**
* Represents an exact UUID match.
*
* @author Christian Morgner
*/
public class UuidResource extends FilterableResource {
private static final Logger logger = Logger.getLogger(UuidResource.class.getName());
//~--- fields ---------------------------------------------------------
private String uuid = null;
//~--- methods --------------------------------------------------------
@Override
public Result doGet(PropertyKey sortKey, boolean sortDescending, int pageSize, int page, String offsetId) throws FrameworkException {
GraphObject obj = getEntity();
if (obj != null) {
List<GraphObject> results = new LinkedList<>();
results.add(obj);
return new Result(results, null, isCollectionResource(), isPrimitiveArray());
}
throw new NotFoundException();
}
@Override
public boolean checkAndConfigure(String part, SecurityContext securityContext, HttpServletRequest request) {
this.securityContext = securityContext;
this.setUuid(part);
return true;
}
@Override
public Resource tryCombineWith(Resource next) throws FrameworkException {
// do not allow nesting of "bare" uuid resource with type resource
// as this will not do what the user expects to do.
if (next instanceof TypeResource) {
throw new IllegalPathException();
}
return super.tryCombineWith(next);
}
public GraphObject getEntity() throws FrameworkException {
final App app = StructrApp.getInstance();
GraphObject entity = app.nodeQuery().uuid(uuid).getFirst();
if (entity == null) {
entity = app.relationshipQuery().uuid(uuid).getFirst();
}
if (entity == null) {
throw new NotFoundException();
}
if (entity instanceof AbstractNode && !securityContext.isReadable((AbstractNode)entity, true, false)) {
throw new NotAllowedException();
}
entity.setSecurityContext(securityContext);
return entity;
}
public String getUuid() {
return uuid;
}
@Override
public String getUriPart() {
return uuid;
}
@Override
public String getResourceSignature() {
return "/";
}
@Override
public boolean isCollectionResource() {
return false;
}
//~--- set methods ----------------------------------------------------
public void setUuid(String uuid) {
this.uuid = uuid;
}
}