by.bigvova.views.AdminView.java Source code

Introduction

Here is the source code for by.bigvova.views.AdminView.java

Source

/*
 * Copyright 2015 The original authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package by.bigvova.views;

import by.bigvova.Sections;
import by.bigvova.backend.MyBackend;
import com.vaadin.navigator.View;
import com.vaadin.navigator.ViewChangeListener;
import com.vaadin.server.FontAwesome;
import com.vaadin.spring.annotation.SpringView;
import com.vaadin.ui.Button;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.Notification;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.annotation.Secured;
import org.vaadin.spring.sidebar.annotation.FontAwesomeIcon;
import org.vaadin.spring.sidebar.annotation.SideBarItem;

/**
 * View that is available to administrators only.
 *
 * @author Petter Holmstrm (petter@vaadin.com)
 */
@Secured("ROLE_ADMIN")
@SpringView(name = "admin")
@SideBarItem(sectionId = Sections.VIEWS, caption = "Admin View")
@FontAwesomeIcon(FontAwesome.COGS)
public class AdminView extends CustomComponent implements View {

    private final MyBackend backend;

    @Autowired
    public AdminView(MyBackend backend) {
        this.backend = backend;
        Button button = new Button("Call admin backend", new Button.ClickListener() {
            @Override
            public void buttonClick(Button.ClickEvent event) {
                Notification.show(AdminView.this.backend.adminOnlyEcho("Hello Admin World!"));
            }
        });
        setCompositionRoot(button);
    }

    @Override
    public void enter(ViewChangeListener.ViewChangeEvent viewChangeEvent) {
    }
}