Java tutorial
/* * The MIT License * * Copyright (c) 2010, Yahoo!, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.cwctravel.hudson.plugins.suitegroupedtests; import hudson.util.ChartUtil; import hudson.util.ColorPalette; import hudson.util.DataSetBuilder; import hudson.util.Graph; import hudson.util.ShiftedCategoryAxis; import hudson.util.StackedAreaRenderer2; import java.awt.Color; import java.awt.Paint; import java.io.IOException; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.CategoryAxis; import org.jfree.chart.axis.CategoryLabelPositions; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.StackedAreaRenderer; import org.jfree.data.category.CategoryDataset; import org.jfree.ui.RectangleInsets; import org.kohsuke.stapler.StaplerRequest; import org.kohsuke.stapler.StaplerResponse; import com.cwctravel.hudson.plugins.suitegroupedtests.junit.db.JUnitSummaryInfo; /** * User: Benjamin Shine bshine Date: Nov 6, 2009 Time: 5:16:14 PM */ public class TrendGraph extends Graph { protected final java.util.List<JUnitSummaryInfo> historyList; private final String yLabel; private final String relativeUrl; private boolean failureOnly; protected TrendGraph(String relativeUrl, String yLabel, java.util.List<JUnitSummaryInfo> historyList) { super(-1 /* timestamp */, 500, 200); // TODO: use a good timestamp, so we can take advantage of caching this.relativeUrl = relativeUrl; this.yLabel = yLabel; this.historyList = historyList; this.failureOnly = false; } protected DataSetBuilder<String, ChartLabel> createDataSet() { DataSetBuilder<String, ChartLabel> data = new DataSetBuilder<String, ChartLabel>(); for (JUnitSummaryInfo o : getList()) { data.add(o.getFailCount() + o.getErrorCount(), "0Failed", new ChartLabel(o)); if (!failureOnly) { data.add(o.getSkipCount(), "1Skipped", new ChartLabel(o)); data.add(o.getPassCount(), "2Passed", new ChartLabel(o)); } } return data; } @Override public void doPng(StaplerRequest req, StaplerResponse rsp) throws IOException { this.failureOnly = Boolean.valueOf(req.getParameter("failureOnly")); super.doPng(req, rsp); } /** * Renders a clickable map. */ @Override public void doMap(StaplerRequest req, StaplerResponse rsp) throws IOException { this.failureOnly = Boolean.valueOf(req.getParameter("failureOnly")); super.doMap(req, rsp); } public java.util.List<JUnitSummaryInfo> getList() { return historyList; } @Override protected JFreeChart createGraph() { final CategoryDataset dataset = createDataSet().build(); final JFreeChart chart = ChartFactory.createStackedAreaChart(null, // chart // title null, // unused yLabel, // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation false, // include legend true, // tooltips false // urls ); chart.setBackgroundPaint(Color.white); final CategoryPlot plot = chart.getCategoryPlot(); // plot.setAxisOffset(new Spacer(Spacer.ABSOLUTE, 5.0, 5.0, 5.0, 5.0)); plot.setBackgroundPaint(Color.WHITE); plot.setOutlinePaint(null); plot.setForegroundAlpha(0.8f); // plot.setDomainGridlinesVisible(true); // plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinesVisible(true); plot.setRangeGridlinePaint(Color.black); CategoryAxis domainAxis = new ShiftedCategoryAxis(null); plot.setDomainAxis(domainAxis); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_90); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); domainAxis.setCategoryMargin(0.0); final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); ChartUtil.adjustChebyshev(dataset, rangeAxis); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setAutoRange(true); StackedAreaRenderer ar = new StackedAreaRenderer2() { private static final long serialVersionUID = 7962375662395944968L; @Override public Paint getItemPaint(int row, int column) { ChartLabel key = (ChartLabel) dataset.getColumnKey(column); if (key.getColor() != null) return key.getColor(); return super.getItemPaint(row, column); } @Override public String generateURL(CategoryDataset dataset, int row, int column) { ChartLabel label = (ChartLabel) dataset.getColumnKey(column); return label.getURL() + relativeUrl; } @Override public String generateToolTip(CategoryDataset dataset, int row, int column) { ChartLabel label = (ChartLabel) dataset.getColumnKey(column); return label.getToolTipText(); } }; plot.setRenderer(ar); ar.setSeriesPaint(0, ColorPalette.RED); // Skips. ar.setSeriesPaint(1, ColorPalette.YELLOW); // Failures. ar.setSeriesPaint(2, ColorPalette.BLUE); // Total. // crop extra space around the graph plot.setInsets(new RectangleInsets(0, 0, 0, 5.0)); return chart; } } class ChartLabel implements Comparable<ChartLabel> { JUnitSummaryInfo o; public ChartLabel(JUnitSummaryInfo o) { this.o = o; } public String getToolTipText() { StringBuilder sb = new StringBuilder(); sb.append("#" + o.getBuildNumber()); if (o.getDuration() != 0) { sb.append(" ").append(o.getDurationString()); } return sb.toString(); } public String getURL() { return Integer.toString(o.getBuildNumber()); } /** * This implementation of compareTo might not be entirely consistent with equals for cases where either object being compared has a null test * object or owner. * * @see {http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html} * @param that * @return */ public int compareTo(ChartLabel that) { if (that == null) throw new NullPointerException(); if (this.o == that.o) return 0; if (that.o == null) return 1; if (this.o == null) return -1; long startTimeDiff = this.o.getStartTime() - that.o.getStartTime(); return startTimeDiff < 0 ? -1 : (startTimeDiff == 0 ? 0 : 1); } @Override public boolean equals(Object o) { if (!(o instanceof ChartLabel)) { return false; } ChartLabel that = (ChartLabel) o; return this.o == that.o; } public Color getColor() { return null; } @Override public int hashCode() { return o.hashCode(); } @Override public String toString() { if (o == null) return "-"; String l = o.getBuildId(); return l; } }