/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.rest.providers;
import org.apache.log4j.Logger;
import org.dspace.core.Context;
import org.dspace.eperson.Group;
import org.dspace.rest.entities.GroupEntity;
import org.sakaiproject.entitybus.EntityReference;
import org.sakaiproject.entitybus.entityprovider.CoreEntityProvider;
import org.sakaiproject.entitybus.entityprovider.EntityProviderManager;
import org.sakaiproject.entitybus.entityprovider.capabilities.Deleteable;
import org.sakaiproject.entitybus.entityprovider.capabilities.Updateable;
import org.sakaiproject.entitybus.entityprovider.search.Search;
import org.sakaiproject.entitybus.exception.EntityException;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
public class GroupProvider extends AbstractBaseProvider implements CoreEntityProvider, Updateable, Deleteable {
private static Logger log = Logger.getLogger(GroupProvider.class);
public GroupProvider(EntityProviderManager entityProviderManager) throws NoSuchMethodException {
super(entityProviderManager);
entityProviderManager.registerEntityProvider(this);
processedEntity = GroupEntity.class;
func2actionMapGET.put("groups", "groups");
func2actionMapGET.put("users", "users");
// func2actionMapPOST.put("createUser", "users");
// inputParamsPOST.put("createUser", new String[]{"email", "firstName", "lastName"});
func2actionMapPUT.put("assignGroup", "groups");
func2actionMapPUT.put("assignUser", "users");
func2actionMapDELETE.put("removeGroup", "groups");
func2actionMapDELETE.put("removeUser", "users");
entityConstructor = processedEntity.getDeclaredConstructor();
initMappings(processedEntity);
}
public String getEntityPrefix() {
return "groups";
}
public boolean entityExists(String id) {
log.info(userInfo() + "group_exists:" + id);
Context context = null;
try {
context = new Context();
refreshParams(context);
Group comm = Group.find(context, Integer.parseInt(id));
return comm != null ? true : false;
} catch (SQLException ex) {
throw new EntityException("Internal server error", "SQL error", 500);
} catch (NumberFormatException ex) {
throw new EntityException("Bad request", "Could not parse input", 400);
} finally {
removeConn(context);
}
}
public Object getEntity(EntityReference ref) {
log.info(userInfo() + "get_group:" + ref.getId());
String segments[] = getSegments();
if (segments.length > 3) {
return super.getEntity(ref);
}
Context context = null;
try {
context = new Context();
refreshParams(context);
if (entityExists(ref.getId())) {
return new GroupEntity(ref.getId(), context);
}
} catch (SQLException ex) {
throw new EntityException("Internal server error", "SQL error", 500);
} finally {
removeConn(context);
}
throw new IllegalArgumentException("Invalid id:" + ref.getId());
}
public List<?> getEntities(EntityReference ref, Search search) {
log.info(userInfo() + "list_groups");
Context context = null;
try {
context = new Context();
refreshParams(context);
List<Object> entities = new ArrayList<Object>();
Group[] groups = Group.findAll(context, Group.NAME);
for (Group g : groups) {
entities.add(new GroupEntity(g));
}
return entities;
} catch (SQLException ex) {
throw new EntityException("Internal server error", "SQL error", 500);
} finally {
removeConn(context);
}
}
public Object getSampleEntity() {
return new GroupEntity();
}
}