Java tutorial
/* * Copyright (c) 2014 T-Systems Multimedia Solutions GmbH * * 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 de.tsystems.mms.apm.performancesignature.ui; import de.tsystems.mms.apm.performancesignature.dynatrace.model.DashboardReport; import de.tsystems.mms.apm.performancesignature.dynatrace.model.Measure; import de.tsystems.mms.apm.performancesignature.dynatrace.model.Measurement; import de.tsystems.mms.apm.performancesignature.dynatrace.model.TestRun; import de.tsystems.mms.apm.performancesignature.model.PerfSigTestDataWrapper; import de.tsystems.mms.apm.performancesignature.util.PerfSigUIUtils; import hudson.FilePath; import hudson.model.Api; import hudson.model.ModelObject; import hudson.model.Run; import hudson.util.Graph; import hudson.util.XStream2; import org.apache.commons.io.IOUtils; import org.apache.commons.io.filefilter.RegexFileFilter; import org.apache.commons.lang.StringUtils; import org.apache.commons.lang.exception.ExceptionUtils; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.DateAxis; import org.jfree.chart.axis.DateTickMarkPosition; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYItemRenderer; import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; import org.jfree.data.time.Second; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import org.kohsuke.stapler.StaplerRequest; import org.kohsuke.stapler.StaplerResponse; import org.kohsuke.stapler.export.Exported; import org.kohsuke.stapler.export.ExportedBean; import javax.servlet.ServletException; import java.awt.*; import java.io.IOException; import java.io.InputStream; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collections; import java.util.Date; import java.util.List; import java.util.logging.Logger; @ExportedBean public class PerfSigBuildActionResultsDisplay implements ModelObject { private static final Logger LOGGER = Logger.getLogger(PerfSigBuildActionResultsDisplay.class.getName()); private final transient PerfSigBuildAction buildAction; private final transient List<DashboardReport> currentDashboardReports; public PerfSigBuildActionResultsDisplay(final PerfSigBuildAction buildAction) { this.buildAction = buildAction; this.currentDashboardReports = this.buildAction.getDashboardReports(); } public String getDisplayName() { return Messages.PerfSigBuildActionResultsDisplay_DisplayName(); } public Class getPerfSigUIUtils() { return PerfSigUIUtils.class; } public Run<?, ?> getBuild() { return this.buildAction.getBuild(); } /** * Exposes this object to the remote API. */ public Api getApi() { return new Api(this); } @Exported(name = "dashboardReports") public List<DashboardReport> getCurrentDashboardReports() { return this.currentDashboardReports; } @Exported public List<TestRun> getTestRuns() { PerfSigTestDataWrapper wrapper = getBuild().getAction(PerfSigTestDataWrapper.class); return wrapper != null ? wrapper.getTestRuns() : Collections.<TestRun>emptyList(); } public DashboardReport getPreviousDashboardReport(final String dashboard) { Run<?, ?> previousBuild = getBuild().getPreviousNotFailedBuild(); if (previousBuild == null) { return null; } PerfSigBuildAction prevBuildAction = previousBuild.getAction(PerfSigBuildAction.class); if (prevBuildAction == null) { return null; } PerfSigBuildActionResultsDisplay previousBuildActionResults = prevBuildAction .getBuildActionResultsDisplay(); return previousBuildActionResults.getDashBoardReport(dashboard); } public DashboardReport getDashBoardReport(final String reportName) { if (currentDashboardReports == null) { return null; } for (DashboardReport dashboardReport : currentDashboardReports) { if (dashboardReport.getName().equals(reportName)) { return dashboardReport; } } return null; } public void doSummarizerGraph(final StaplerRequest request, final StaplerResponse response) throws IOException { final Graph graph = new GraphImpl(request, getBuild().getTimestamp().getTimeInMillis()) { @Override protected TimeSeriesCollection createDataSet() { String measure = request.getParameter("measure"); String chartDashlet = request.getParameter("chartdashlet"); String testCase = request.getParameter("testcase"); TimeSeries timeSeries = new TimeSeries(chartDashlet, Second.class); DashboardReport dashboardReport = getDashBoardReport(testCase); Measure m = dashboardReport.getMeasure(chartDashlet, measure); if (m == null || m.getMeasurements() == null) { return null; } for (Measurement measurement : m.getMeasurements()) { timeSeries.add(new Second(new Date(measurement.getTimestamp())), measurement.getMetricValue(m.getAggregation())); } return new TimeSeriesCollection(timeSeries); } }; graph.doPng(request, response); } public void doGetSingleReport(final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { serveFile("Singlereport", request, response); } public void doGetComparisonReport(final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { serveFile("Comparisonreport", request, response); } public void doGetSession(final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { serveFile("", request, response); } public void doGetSingleReportList(final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { getReportList("Singlereport", request, response); } public void doGetComparisonReportList(final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { getReportList("Comparisonreport", request, response); } private void getReportList(final String type, final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { String testCase = request.getParameter("testCase"); if (StringUtils.isBlank(testCase)) { testCase = ""; } FilePath reportDir = PerfSigUIUtils.getReportDirectory(getBuild()); List<FilePath> files = reportDir.list(new RegexFileFilter(type + ".*" + testCase + ".*.pdf")); List<String> fileNames = new ArrayList<>(); for (FilePath fp : files) { fileNames.add(PerfSigUIUtils.removeExtension(fp.getName())); } XStream2 xstream = new XStream2(); xstream.toXMLUTF8(fileNames, response.getOutputStream()); } private void serveFile(final String type, final StaplerRequest request, final StaplerResponse response) throws IOException, InterruptedException { String testCase = request.getParameter("testCase"); if (StringUtils.isBlank(testCase)) { testCase = ""; } String numberString = request.getParameter("number"); int number = 0; try { number = Integer.parseInt(numberString); } catch (NumberFormatException ignored) { } FilePath filePath = PerfSigUIUtils.getReportDirectory(getBuild()); String extension = StringUtils.isBlank(type) ? ".dts" : ".pdf"; List<FilePath> files = filePath.list(new RegexFileFilter(type + ".*" + testCase + ".*" + extension)); if (files.isEmpty()) { response.sendError(404, "requested resource not found"); return; } FilePath requestedFile = number > 0 ? files.get(number) : files.get(0); if (requestedFile == null) { response.sendError(404, "requested resource not found"); return; } InputStream inStream = requestedFile.read(); // gets MIME type of the file String mimeType = extension.equals("pdf") ? "application/pdf" : "application/octet-stream";// set to binary type if MIME mapping not found try { // forces download String headerKey = "Content-Disposition"; String headerValue = String.format("attachment; filename=\"%s\"", requestedFile.getName()); response.setHeader(headerKey, headerValue); response.serveFile(request, inStream, requestedFile.lastModified(), requestedFile.length(), "mime-type:" + mimeType); } catch (ServletException e) { LOGGER.severe(ExceptionUtils.getFullStackTrace(e)); } finally { IOUtils.closeQuietly(inStream); } } private abstract class GraphImpl extends Graph { private final StaplerRequest request; protected GraphImpl(final StaplerRequest request, final long timestamp) { super(timestamp, 600, 300); this.request = request; } protected abstract TimeSeriesCollection createDataSet(); protected JFreeChart createGraph() { String measure = request.getParameter("measure"); String chartDashlet = request.getParameter("chartdashlet"); String testCase = request.getParameter("testcase"); final DashboardReport dashboardReport = getDashBoardReport(testCase); final Measure m = dashboardReport.getMeasure(chartDashlet, measure); if (m == null) { return null; } String color = m.getColor(); String unit = m.getUnit(); JFreeChart chart; if (unit.equalsIgnoreCase("num")) { chart = ChartFactory.createXYBarChart( PerfSigUIUtils.generateTitle(measure, chartDashlet, m.getAggregation()), // title "time", // domain axis label true, unit, createDataSet(), // data PlotOrientation.VERTICAL, // orientation false, // include legend false, // tooltips false // urls ); } else { chart = ChartFactory.createTimeSeriesChart( PerfSigUIUtils.generateTitle(measure, chartDashlet, m.getAggregation()), // title "time", // domain axis label unit, createDataSet(), // data false, // include legend false, // tooltips false // urls ); } XYPlot xyPlot = chart.getXYPlot(); xyPlot.setForegroundAlpha(0.8f); xyPlot.setRangeGridlinesVisible(true); xyPlot.setRangeGridlinePaint(Color.black); xyPlot.setOutlinePaint(null); XYItemRenderer xyitemrenderer = xyPlot.getRenderer(); if (xyitemrenderer instanceof XYLineAndShapeRenderer) { XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer) xyitemrenderer; xylineandshaperenderer.setBaseShapesVisible(true); xylineandshaperenderer.setBaseShapesFilled(true); } DateAxis dateAxis = (DateAxis) xyPlot.getDomainAxis(); dateAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE); dateAxis.setDateFormatOverride(new SimpleDateFormat("HH:mm:ss")); xyitemrenderer.setSeriesPaint(0, Color.decode(color)); xyitemrenderer.setSeriesStroke(0, new BasicStroke(2)); chart.setBackgroundPaint(Color.white); return chart; } } }