Java tutorial
/** * Copyright 2010 the original author or authors. * * This file is part of Zksample2. http://zksample2.sourceforge.net/ * * Zksample2 is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Zksample2 is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Zksample2. If not, see <http://www.gnu.org/licenses/gpl.html>. */ package de.forsthaus.webui.customer; import java.awt.image.BufferedImage; import java.io.IOException; import java.io.Serializable; import java.math.BigDecimal; import java.util.Calendar; import java.util.GregorianCalendar; import java.util.List; import java.util.Map; import org.apache.log4j.Logger; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.encoders.EncoderUtil; import org.jfree.chart.encoders.ImageFormat; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PiePlot; import org.jfree.chart.plot.PiePlot3D; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.plot.RingPlot; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.data.general.DefaultPieDataset; import org.zkoss.image.AImage; import org.zkoss.zk.ui.event.Event; import org.zkoss.zul.Button; import org.zkoss.zul.Div; import org.zkoss.zul.Image; import org.zkoss.zul.Label; import org.zkoss.zul.Window; import de.forsthaus.UserWorkspace; import de.forsthaus.backend.model.ChartData; import de.forsthaus.backend.model.Customer; import de.forsthaus.backend.service.ChartService; import de.forsthaus.webui.util.GFCBaseCtrl; import de.forsthaus.webui.util.ZksampleMessageUtils; /** * ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++<br> * This is the controller class for the * /WEB-INF/pages/customer/customerChart.zul file. <br> * <br> * In this controller we evaluate the pressed buttons for the several<br> * charts and fill them with data and shows the result graphical.<br> * ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ * * @changes 11/07/2009:bbr changed to extending from GFCBaseCtrl<br> * (GenericForwardComposer) for spring-managed creation.<br> * * @author bbruhns * @author sgerth * */ public class CustomerChartCtrl extends GFCBaseCtrl implements Serializable { private static final long serialVersionUID = -3464049954099545446L; private final static Logger logger = Logger.getLogger(CustomerChartCtrl.class); /* * ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ * All the components that are defined here and have a corresponding * component with the same 'id' in the zul-file are getting autowired by our * 'extends GFCBaseCtrl' GenericForwardComposer. * ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ */ protected Window customerChartWindow; // autowire protected Div div_chartArea; // Toolbar Buttons protected Button button_CustomerChart_PieChart; // autowire protected Button button_CustomerChart_PieChart3D; // autowire protected Button button_CustomerChart_RingChart; // autowire protected Button button_CustomerChart_BarChart; // autowire protected Button button_CustomerChart_BarChart3D; // autowire protected Button button_CustomerChart_StackedBar; // autowire protected Button button_CustomerChart_StackedBar3D; // autowire protected Button button_CustomerChart_LineBar; // autowire protected Button button_CustomerChart_LineBar3D; // autowire // Button controller for the CRUD buttons protected Button btnHelp; // autowire protected int chartWidth = 785; protected int chartHeight = 400; // ServiceDAOs / Domain Classes private transient Customer customer; private transient ChartService chartService; /** * default constructor.<br> */ public CustomerChartCtrl() { super(); } public void onCreate$customerChartWindow(Event event) throws Exception { /* set components visible dependent of the users rights */ doCheckRights(); // get the params map that are overhanded by creation. Map<String, Object> args = getCreationArgsMap(event); // READ OVERHANDED params ! if (args.containsKey("customer")) { customer = (Customer) args.get("customer"); setCustomer(customer); } else { setCustomer(null); } } /** * SetVisible for components by checking if there's a right for it. */ private void doCheckRights() { final UserWorkspace workspace = getUserWorkspace(); // customerChartWindow.setVisible(workspace.isAllowed( // "window_BranchesList")); // btnHelp.setVisible(workspace.isAllowed("button_CustomerDialog_btnHelp" // )); } // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ // +++++++++++++++++++++++ Components events +++++++++++++++++++++++ // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ /** * when the "help" button is clicked. <br> * * @param event * @throws InterruptedException */ public void onClick$btnHelp(Event event) throws InterruptedException { ZksampleMessageUtils.doShowNotImplementedMessage(); } /** * onClick button PieChart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_PieChart(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultPieDataset pieDataset = new DefaultPieDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data pieDataset.setValue(key + " " + amount, new Double(chartData.getChartKunInvoiceAmount().doubleValue())); } String title = "Monthly amount for year 2009"; JFreeChart chart = ChartFactory.createPieChart(title, pieDataset, true, true, true); PiePlot plot = (PiePlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Pie Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button PieChart 3D. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_PieChart3D(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultPieDataset pieDataset = new DefaultPieDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data pieDataset.setValue(key + " " + amount, new Double(chartData.getChartKunInvoiceAmount().doubleValue())); } String title = "Monthly amount for year 2009"; JFreeChart chart = ChartFactory.createPieChart3D(title, pieDataset, true, true, true); PiePlot3D plot = (PiePlot3D) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Pie Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(this.div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Ring Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_RingChart(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultPieDataset pieDataset = new DefaultPieDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data pieDataset.setValue(key + " " + amount, new Double(chartData.getChartKunInvoiceAmount().doubleValue())); } String title = "Monthly amount for year 2009"; JFreeChart chart = ChartFactory.createRingChart(title, pieDataset, true, true, true); RingPlot plot = (RingPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Ring Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(this.div_chartArea); } else { div_chartArea.getChildren().clear(); final Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Bar Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_BarChart(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), key + " " + amount, key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createBarChart(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Bar Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Bar Chart 3D. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_BarChart3D(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), key + " " + amount, key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createBarChart3D(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Bar Chart 3D", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Stacked Bar Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_StackedBar(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), key + " " + amount, key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createStackedBarChart(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Stacked Bar Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Stacked Bar 3D Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_StackedBar3D(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), key + " " + amount, key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createStackedBarChart3D(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Stacked Bar Chart 3D", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Line Bar Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_LineBar(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), "2009", key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createLineChart(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Line Bar Chart", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } /** * onClick button Line Bar 3D Chart. <br> * * @param event * @throws IOException */ public void onClick$button_CustomerChart_LineBar3D(Event event) throws InterruptedException, IOException { // logger.debug(event.toString()); div_chartArea.getChildren().clear(); // get the customer ID for which we want show a chart long kunId = getCustomer().getId(); // get a list of data List<ChartData> kunAmountList = getChartService().getChartDataForCustomer(kunId); if (kunAmountList.size() > 0) { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); for (ChartData chartData : kunAmountList) { Calendar calendar = new GregorianCalendar(); calendar.setTime(chartData.getChartKunInvoiceDate()); int month = calendar.get(Calendar.MONTH) + 1; int year = calendar.get(Calendar.YEAR); String key = String.valueOf(month) + "/" + String.valueOf(year); BigDecimal bd = chartData.getChartKunInvoiceAmount().setScale(15, 3); String amount = String.valueOf(bd.doubleValue()); // fill the data dataset.setValue(new Double(chartData.getChartKunInvoiceAmount().doubleValue()), "2009", key + " " + amount); } String title = "Monthly amount for year 2009"; PlotOrientation po = PlotOrientation.VERTICAL; JFreeChart chart = ChartFactory.createLineChart3D(title, "Month", "Amount", dataset, po, true, true, true); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setForegroundAlpha(0.5f); BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null); byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true); AImage chartImage = new AImage("Line Bar Chart 3D", bytes); Image img = new Image(); img.setContent(chartImage); img.setParent(div_chartArea); } else { div_chartArea.getChildren().clear(); Label label = new Label(); label.setValue("This customer have no data for showing in a chart!"); label.setParent(div_chartArea); } } // ++++++++++++++++++++++++++++++++++++++++++++++++++++++// // ++++++++++++++++++ getter / setter +++++++++++++++++++// // ++++++++++++++++++++++++++++++++++++++++++++++++++++++// public void setChartService(ChartService chartService) { this.chartService = chartService; } public ChartService getChartService() { return this.chartService; } public void setCustomer(Customer customer) { this.customer = customer; } public Customer getCustomer() { return this.customer; } }