Java tutorial
/* * Copyright 2008-2014 by Emeric Vernat * * This file is part of Java Melody. * * 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 net.bull.javamelody; import java.io.IOException; import java.io.OutputStream; import java.util.ArrayList; import java.util.List; import java.util.Map; import net.bull.javamelody.SamplingProfiler.SampledMethod; import com.lowagie.text.Document; import com.lowagie.text.DocumentException; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Phrase; /** * Rapports pdf secondaires (avec iText). * @author Emeric Vernat */ class PdfOtherReport { private final OutputStream output; private final Document document; private final PdfDocumentFactory pdfDocumentFactory; PdfOtherReport(String application, OutputStream output) throws IOException { super(); assert output != null; this.output = output; try { pdfDocumentFactory = new PdfDocumentFactory(application, null, output); this.document = pdfDocumentFactory.createDocument(); } catch (final DocumentException e) { throw createIOException(e); } } void close() throws IOException { output.close(); } void writeSessionInformations(List<SessionInformations> sessionsInformations) throws IOException { try { document.open(); addParagraph(getString("Sessions"), "system-users.png"); new PdfSessionInformationsReport(sessionsInformations, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeHeapHistogram(HeapHistogram heapHistogram) throws IOException { try { document.open(); addParagraph(getFormattedString("heap_histo_du", I18N.createDateAndTimeFormat().format(heapHistogram.getTime())), "memory.png"); new PdfHeapHistogramReport(heapHistogram, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeHotspots(List<SampledMethod> hotspots) throws IOException { try { document.open(); addParagraph(getString("hotspots"), "clock.png"); new PdfHotspotsReport(hotspots, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeProcessInformations(List<ProcessInformations> processInformations) throws IOException { try { document.open(); addParagraph(getString("Processus"), "processes.png"); new PdfProcessInformationsReport(processInformations, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeProcessInformations(Map<String, List<ProcessInformations>> processInformationsByTitle) throws IOException { try { document.open(); for (final Map.Entry<String, List<ProcessInformations>> entry : processInformationsByTitle.entrySet()) { addParagraph(entry.getKey(), "processes.png"); new PdfProcessInformationsReport(entry.getValue(), document).toPdf(); } } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeDatabaseInformations(DatabaseInformations databaseInformations) throws IOException { try { document.open(); final String selectedRequestName = databaseInformations.getSelectedRequestName(); addParagraph(getString("database") + " : " + getString(selectedRequestName), "db.png"); new PdfDatabaseInformationsReport(databaseInformations, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeJndi(List<JndiBinding> jndiBindings, String path) throws IOException { try { document.open(); if (path.length() == 0) { addParagraph(getString("Arbre_JNDI"), "jndi.png"); } else { addParagraph(getFormattedString("Arbre_JNDI_pour_contexte", path), "jndi.png"); } new PdfJndiReport(jndiBindings, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeMBeans(List<MBeanNode> mbeans) throws IOException { try { document.open(); addParagraph(getString("MBeans"), "mbeans.png"); new PdfMBeansReport(mbeans, document).toPdf(); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeMBeans(Map<String, List<MBeanNode>> mbeansByTitle) throws IOException { try { document.open(); for (final Map.Entry<String, List<MBeanNode>> entry : mbeansByTitle.entrySet()) { addParagraph(entry.getKey(), "mbeans.png"); new PdfMBeansReport(entry.getValue(), document).toPdf(); } } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeAllCurrentRequestsAsPart(Map<JavaInformations, List<CounterRequestContext>> currentRequests, Collector collector, List<Counter> counters, long timeOfSnapshot) throws IOException { try { document.open(); // on remplace les parentCounters final List<CounterRequestContext> allCurrentRequests = new ArrayList<CounterRequestContext>(); for (final List<CounterRequestContext> rootCurrentContexts : currentRequests.values()) { allCurrentRequests.addAll(rootCurrentContexts); } CounterRequestContext.replaceParentCounters(allCurrentRequests, counters); final List<PdfCounterReport> pdfCounterReports = new ArrayList<PdfCounterReport>(); // ce range n'a pas d'importance pour ce pdf final Range range = Period.TOUT.getRange(); for (final Counter counter : counters) { final PdfCounterReport pdfCounterReport = new PdfCounterReport(collector, counter, range, false, document); pdfCounterReports.add(pdfCounterReport); } final Font normalFont = PdfFonts.NORMAL.getFont(); for (final Map.Entry<JavaInformations, List<CounterRequestContext>> entry : currentRequests .entrySet()) { final JavaInformations javaInformations = entry.getKey(); final List<CounterRequestContext> rootCurrentContexts = entry.getValue(); addParagraph(getString("Requetes_en_cours"), "hourglass.png"); if (rootCurrentContexts.isEmpty()) { addToDocument(new Phrase(getString("Aucune_requete_en_cours"), normalFont)); } else { final PdfCounterRequestContextReport pdfCounterRequestContextReport = new PdfCounterRequestContextReport( rootCurrentContexts, pdfCounterReports, javaInformations.getThreadInformationsList(), javaInformations.isStackTraceEnabled(), pdfDocumentFactory, document); pdfCounterRequestContextReport.setTimeOfSnapshot(timeOfSnapshot); pdfCounterRequestContextReport.writeContextDetails(); } } } catch (final DocumentException e) { throw createIOException(e); } document.close(); } void writeRuntimeDependencies(Counter counter, Range range) throws IOException { try { final Document myDocument = pdfDocumentFactory.createDocument(true); myDocument.open(); final String counterLabel = getString(counter.getName() + "Label"); final String paragraphTitle = getFormattedString("Dependance_compteur", counterLabel) + " - " + range.getLabel(); myDocument.add(pdfDocumentFactory.createParagraphElement(paragraphTitle, counter.getIconName())); new PdfRuntimeDependenciesReport(counter, myDocument).toPdf(); myDocument.close(); } catch (final DocumentException e) { throw createIOException(e); } } void writeCounterSummaryPerClass(Collector collector, Counter counter, String requestId, Range range) throws IOException { final List<CounterRequest> requestList = new CounterRequestAggregation(counter) .getRequestsAggregatedOrFilteredByClassName(requestId); try { document.open(); final String counterLabel = getString(counter.getName() + "Label"); final String title = getFormattedString("Statistiques_compteur", counterLabel) + " - " + range.getLabel(); addParagraph(title, counter.getIconName()); new PdfCounterReport(collector, counter, range, false, document) .writeRequests(counter.getChildCounterName(), requestList); } catch (final DocumentException e) { throw createIOException(e); } document.close(); } private static IOException createIOException(Exception e) { // Rq: le constructeur de IOException avec message et cause n'existe qu'en jdk 1.6 return new IOException(e.getMessage(), e); } private void addParagraph(String paragraphTitle, String iconName) throws DocumentException, IOException { addToDocument(pdfDocumentFactory.createParagraphElement(paragraphTitle, iconName)); } private static String getString(String key) { return I18N.getString(key); } private static String getFormattedString(String key, Object... arguments) { return I18N.getFormattedString(key, arguments); } private void addToDocument(Element element) throws DocumentException { document.add(element); } }