@Override
public void dropRolesForUser(String sessID, String user, Set<UserRole> roles)
throws RemoteException, SessionExpiredException, SQLException, SecurityException {
checkAdmin(sessID);
// Check if any of the roles given are already assigned, and if so remove them from the
// roles to register.
Set<UserRole> assignedRoles = getRolesForUser(sessID, user);
if (assignedRoles.containsAll(roles)) {
return;
} else if (assignedRoles.size() > 0) {
roles.removeAll(assignedRoles);
}
// register the remaining roles.
TableSchema raTable = MedSavantDatabase.UserRoleAssignmentTableSchema;
for (UserRole role : roles) {
DeleteQuery dq = new DeleteQuery(raTable.getTableName());
dq.addCondition(
BinaryCondition.equalTo(
raTable.getDBColumn(
MedSavantDatabase.UserRoleAssignmentTableSchema.COLUMNNAME_OF_USERNAME),
user));
dq.addCondition(
BinaryCondition.equalTo(
raTable.getDBColumn(
MedSavantDatabase.UserRoleAssignmentTableSchema.COLUMNNAME_OF_ROLE_ID),
role.getRoleId()));
ConnectionController.executeUpdate(sessID, dq.toString());
}
}
@Override
public UserRole getRoleByName(String sessID, String roleName)
throws RemoteException, SessionExpiredException, SQLException {
String thisDatabase = SessionManager.getInstance().getDatabaseForSession(sessID);
TableSchema roleTable = MedSavantDatabase.UserRoleTableSchema;
SelectQuery sq = new SelectQuery();
sq.addFromTable(roleTable.getTable());
sq.addAllColumns();
sq.addCondition(
BinaryCondition.equalTo(
roleTable.getDBColumn(MedSavantDatabase.UserRoleTableSchema.COLUMNNAME_OF_ROLENAME),
roleName));
ResultSet rs = null;
try {
rs = ConnectionController.executeQuery(sessID, sq.toString());
if (rs.next()) {
int roleId = rs.getInt(1);
String name = rs.getString(2);
String roleDescription = rs.getString(3);
return new UserRole(roleId, name, roleDescription, thisDatabase);
}
return null;
} finally {
if (rs != null) {
rs.close();
}
}
}
private Set<UserRole> getRolesForUser(String sessID, String user)
throws RemoteException, SQLException, SessionExpiredException {
String database = SessionManager.getInstance().getDatabaseForSession(sessID);
TableSchema roleTable = MedSavantDatabase.UserRoleTableSchema;
TableSchema roleATable = MedSavantDatabase.UserRoleAssignmentTableSchema;
SelectQuery sq = new SelectQuery();
sq.addColumns(
roleTable.getDBColumn(MedSavantDatabase.UserRoleTableSchema.COLUMNNAME_OF_ID),
roleTable.getDBColumn(MedSavantDatabase.UserRoleTableSchema.COLUMNNAME_OF_ROLENAME),
roleTable.getDBColumn(
MedSavantDatabase.UserRoleTableSchema.COLUMNNAME_OF_ROLE_DESCRIPTION));
Condition joinCondition =
BinaryCondition.equalTo(
roleTable.getDBColumn(MedSavantDatabase.UserRoleTableSchema.COLUMNNAME_OF_ID),
roleATable.getDBColumn(
MedSavantDatabase.UserRoleAssignmentTableSchema.COLUMNNAME_OF_ROLE_ID));
sq.addJoin(
SelectQuery.JoinType.INNER, roleTable.getTable(), roleATable.getTable(), joinCondition);
sq.addCondition(
BinaryCondition.equalTo(
roleATable.getDBColumn(
MedSavantDatabase.UserRoleAssignmentTableSchema.COLUMNNAME_OF_USERNAME),
user));
ResultSet rs = null;
try {
rs = ConnectionController.executeQuery(sessID, sq.toString());
Set<UserRole> roleSet = new HashSet<UserRole>();
while (rs.next()) {
int roleId = rs.getInt(1);
String roleName = rs.getString(2);
String roleDescription = rs.getString(3);
roleSet.add(new UserRole(roleId, roleName, roleDescription, database));
}
return roleSet;
} finally {
if (rs != null) {
rs.close();
}
}
}
private void applyFilters(SelectQuery query) {
if (this.filters != null && this.filters.length > 0) {
ComboCondition comboCondition = new ComboCondition(ComboCondition.Op.AND);
if (filters.length > 0) {
for (int i = 0; i < filters.length; i++) {
Filter filter = filters[i];
FilterType filterType = filter.getFilterType();
DbColumn filterColumn = new DbColumn(dbTable, filter.getField(), "", null, null);
if (filterType.equals(FilterType.EQ)) {
comboCondition.addCondition(BinaryCondition.equalTo(filterColumn, filter.getValue()));
} else if (filterType.equals(FilterType.GT)) {
comboCondition.addCondition(
BinaryCondition.greaterThan(filterColumn, filter.getValue(), false));
} else if (filterType.equals(FilterType.LT)) {
comboCondition.addCondition(
BinaryCondition.lessThan(filterColumn, filter.getValue(), false));
} else if (filterType.equals(FilterType.GTE)) {
comboCondition.addCondition(
BinaryCondition.greaterThan(filterColumn, filter.getValue(), true));
} else if (filterType.equals(FilterType.LTE)) {
comboCondition.addCondition(
BinaryCondition.lessThan(filterColumn, filter.getValue(), true));
} else if (filterType.equals(FilterType.NEQ)) {
comboCondition.addCondition(
BinaryCondition.notEqualTo(filterColumn, filter.getValue()));
} else if (filterType.equals(FilterType.IN)) {
ComboCondition comboConditionOR = new ComboCondition(ComboCondition.Op.OR);
String[] condicion = filter.getValue().toString().split(",");
for (int z = 0; z < condicion.length; z++) {
comboConditionOR.addCondition(BinaryCondition.equalTo(filterColumn, condicion[z]));
}
comboCondition.addCondition(comboConditionOR);
} else {
throw new UnsupportedOperationException(
"Currently, the filter operation " + filterType + " is not supported");
}
}
}
query.addCondition(comboCondition);
}
}
