Examples with SystemException org.structr.rest.exception.SystemException used on opensource projects

Example 1 with SystemException

use of org.structr.rest.exception.SystemException in project structr by structr.

the class MaintenanceResource method doPost.

@Override
public RestMethodResult doPost(Map<String, Object> propertySet) throws FrameworkException {
    if ((securityContext != null) && isSuperUser()) {
        if (this.taskOrCommand != null) {
            try {
                final App app = StructrApp.getInstance(securityContext);
                if (Task.class.isAssignableFrom(taskOrCommand)) {
                    Task task = (Task) taskOrCommand.newInstance();
                    app.processTasks(task);
                } else if (MaintenanceCommand.class.isAssignableFrom(taskOrCommand)) {
                    MaintenanceCommand cmd = (MaintenanceCommand) StructrApp.getInstance(securityContext).command(taskOrCommand);
                    // flush caches if required
                    if (cmd.requiresFlushingOfCaches()) {
                        app.command(FlushCachesCommand.class).execute(Collections.EMPTY_MAP);
                    }
                    // create enclosing transaction if required
                    if (cmd.requiresEnclosingTransaction()) {
                        try (final Tx tx = app.tx()) {
                            cmd.execute(propertySet);
                            tx.success();
                        }
                    } else {
                        cmd.execute(propertySet);
                    }
                    final RestMethodResult result = new RestMethodResult(HttpServletResponse.SC_OK);
                    cmd.getCustomHeaders().forEach((final String headerName, final String headerValue) -> {
                        result.addHeader(headerName, headerValue);
                    });
                    cmd.getCustomHeaders().clear();
                    return result;
                } else {
                    return new RestMethodResult(HttpServletResponse.SC_NOT_FOUND);
                }
                // return 200 OK
                return new RestMethodResult(HttpServletResponse.SC_OK);
            } catch (InstantiationException iex) {
                throw new SystemException(iex.getMessage());
            } catch (IllegalAccessException iaex) {
                throw new SystemException(iaex.getMessage());
            }
        } else {
            if (taskOrCommandName != null) {
                throw new NotFoundException("No such task or command: " + this.taskOrCommandName);
            } else {
                throw new IllegalPathException("Maintenance resource needs parameter");
            }
        }
    } else {
        throw new NotAllowedException("Use of the maintenance endpoint is restricted to admin users");
    }
}