Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 org.apache.usergrid.chop.webapp.view.runner; import com.vaadin.ui.AbsoluteLayout; import com.vaadin.ui.Button; import com.vaadin.ui.TextArea; import com.vaadin.ui.Window; import org.apache.usergrid.chop.api.Runner; import org.apache.usergrid.chop.api.State; import org.apache.usergrid.chop.api.StatsSnapshot; import org.apache.usergrid.chop.webapp.dao.RunnerDao; import org.apache.usergrid.chop.webapp.dao.model.RunnerGroup; import org.apache.usergrid.chop.webapp.service.InjectorFactory; import org.apache.usergrid.chop.webapp.service.runner.RunnerService; import org.apache.usergrid.chop.webapp.service.runner.RunnerServiceImpl; import org.apache.usergrid.chop.webapp.service.runner.RunnerServiceMock; import org.apache.usergrid.chop.webapp.view.util.UIUtil; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.util.List; import java.util.Map; public class RunnersWindow extends Window { private final RunnerDao runnerDao = InjectorFactory.getInstance(RunnerDao.class); // Use RunnerServiceMock for testing private final RunnerService runnerService = InjectorFactory.getInstance(RunnerServiceImpl.class); private TextArea textArea; public RunnersWindow() { super("Runners"); init(); initLayout(); } private void init() { setHeight("100%"); setWidth("100%"); center(); setClosable(true); setModal(true); } private void initLayout() { AbsoluteLayout container = new AbsoluteLayout(); container.setWidth("1000px"); container.setHeight("1000px"); setContent(container); Button button = UIUtil.addButton(container, "Update", "left: 10px; top: 10px;", "120px"); button.addClickListener(new Button.ClickListener() { public void buttonClick(Button.ClickEvent event) { updateRunners(); } }); textArea = UIUtil.addTextArea(container, "Runners", "left: 10px; top: 100px;", "900px", "400px"); } private void updateRunners() { Map<RunnerGroup, List<Runner>> runnerGroups = runnerDao.getRunnersGrouped(); String s = ""; for (RunnerGroup group : runnerGroups.keySet()) { s += String.format("\n\n* %s\n", group); for (Runner runner : runnerGroups.get(group)) { State state = runnerService.getState(runner); StatsSnapshot stats = runnerService.getStats(runner); s += String.format("%s / %s / %s\n", runner.getUrl(), state, stats); } } textArea.setValue(s); } }