Java tutorial
/** * TNTConcept Easy Enterprise Management by Autentia Real Bussiness Solution S.L. * Copyright (C) 2007 Autentia Real Bussiness Solution S.L. * * This program 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ package com.autentia.tnt.manager.report; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.net.URISyntaxException; import java.util.ArrayList; import java.util.Collections; import java.util.List; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.xerces.parsers.SAXParser; import org.xml.sax.Attributes; import org.xml.sax.ContentHandler; import org.xml.sax.EntityResolver; import org.xml.sax.InputSource; import org.xml.sax.Locator; import org.xml.sax.SAXException; import com.autentia.tnt.util.ConfigurationUtil; import com.autentia.tnt.xml.ParameterReport; /** * @author cris * */ public class ReportManager implements ContentHandler { private static final String COM_AUTENTIA_TNT_REPORT_OFFER = "com/autentia/tnt/report/offer"; private static final String COM_AUTENTIA_TNT_REPORT_ORGANIZATION = "com/autentia/tnt/report/organization"; private static final String COM_AUTENTIA_TNT_REPORT_INTERACTION = "com/autentia/tnt/report/interaction"; private static final String COM_AUTENTIA_TNT_REPORT_PROJECT = "com/autentia/tnt/report/project"; private static final String COM_AUTENTIA_TNT_REPORT_BILL = "com/autentia/tnt/report/bill"; private static final String COM_AUTENTIA_TNT_REPORT_ACTIVITY = "com/autentia/tnt/report/activity"; private static final String COM_AUTENTIA_TNT_REPORT_GENERAL = "com/autentia/tnt/report/general"; private static final String COM_AUTENTIA_TNT_REPORT_COMMISSIONING = "com/autentia/tnt/report/commissioning"; private static final Log log = LogFactory.getLog(ReportManager.class); /* type of reports */ private List reportListGeneral = null; private List reportListActivity = null; private List reportListBill = null; private List reportListProject = null; private List reportListOrganization = null; private List reportListPersonal = null; private List reportListOffer = null; private List reportListCommissioning = null; private List reportListInteraction = null; private List reportListOwn = null; // private List filesList = null; private static ReportManager instancia = null; private List<ParameterReport> param = null; // private List reportList = null; private String tempVal; private ParameterReport tempParam; private long parsingStart; private ReportManager() { log.info("ReportManager - parsing reports"); reportListGeneral = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_GENERAL); reportListActivity = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_ACTIVITY); reportListBill = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_BILL); reportListProject = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_PROJECT); reportListInteraction = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_INTERACTION); reportListOrganization = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_ORGANIZATION); reportListOffer = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_OFFER); reportListCommissioning = parserFolderReport(true, COM_AUTENTIA_TNT_REPORT_COMMISSIONING); reportListPersonal = parserFolderReport(false, ConfigurationUtil.getDefault().getReportPath() + "personal/"); reportListOwn = parserOwnReport(); } private static synchronized void init() { if (instancia == null) { instancia = new ReportManager(); } } public static ReportManager getReportManager() { init(); return instancia; } public List parserFolderReport(Boolean typeFile, String folder) { List reportList = new ArrayList<List>(); List filesList = filesFromFolder(typeFile, folder); for (int i = 0; i < filesList.size(); i++) { param = new ArrayList<ParameterReport>(); List tmp = new ArrayList<List>(); final String normalizedFile = normalize(filesList.get(i).toString()); if (normalizedFile != null) { parseDocument(typeFile, filesList.get(i).toString()); tmp.add(normalizedFile); tmp.add(param); reportList.add(tmp); } } return reportList; } public List parserOwnReport() { List reportList = new ArrayList<List>(); // reports that the user can see List filesList = new ArrayList<String>(); filesList.add("com/autentia/tnt/report/activity/Informe.de.actividad.externa.por.usuario.jrxml"); filesList.add("com/autentia/tnt/report/activity/Informe.de.actividad.por.usuario.jrxml"); filesList.add("com/autentia/tnt/report/activity/Informe.de.actividad.por.usuario.y.organizacion.jrxml"); for (int i = 0; i < filesList.size(); i++) { param = new ArrayList<ParameterReport>(); List tmp = new ArrayList<List>(); final String normalizedFile = normalize(filesList.get(i).toString()); if (normalizedFile != null) { parseDocument(true, filesList.get(i).toString()); tmp.add(normalizedFile); tmp.add(param); reportList.add(tmp); } } return reportList; } private void parseDocument(Boolean typeFile, String reportName) { ClassLoader loader = Thread.currentThread().getContextClassLoader(); final InputStream jasperreportDtd = loader .getResourceAsStream("net/sf/jasperreports/engine/dtds/jasperreport.dtd"); InputStream xmlSource = null; parsingStart = System.currentTimeMillis(); log.debug("parseDocument - [start] " + reportName); try { SAXParser sp = new SAXParser(); log.debug("parseDocument - newSAXParser=" + (System.currentTimeMillis() - parsingStart) + " ms."); File f = null; try { if (typeFile == true) f = new File(loader.getResource(reportName).toURI()); else f = new File(reportName); } catch (URISyntaxException e) { log.error("Error en ParseDocument", e); } log.debug("parseDocument - getResource=" + (System.currentTimeMillis() - parsingStart) + " ms."); xmlSource = new FileInputStream(f); sp.setContentHandler(this); sp.setEntityResolver(new EntityResolver() { public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException { if (publicId.equals("//JasperReports//DTD Report Design//EN") || systemId.equals("http://jasperreports.sourceforge.net/dtds/jasperreport.dtd")) { return new InputSource(jasperreportDtd); } else { String msg = "DTD (" + publicId + " " + systemId + ") cannot be resolved by ReportManager: " + "please change TNTConcept to add the new DTD or change your JasperReport's JRXML file " + "to use the standard DTD"; log.error("parseDocument - " + msg); throw new IllegalArgumentException(msg); } } }); sp.parse(new InputSource(xmlSource)); } catch (FinalizeParsingException fpe) { // ignore this exception as it is thrown as an optimization } catch (SAXException se) { log.error("parseDocument - exception", se); } catch (IOException ie) { log.error("parseDocument - exception", ie); } finally { if (xmlSource != null) { try { xmlSource.close(); } catch (IOException e) { // ignored } } try { jasperreportDtd.close(); } catch (IOException e) { // ignored } log.info( "parseDocument - " + reportName + " (" + (System.currentTimeMillis() - parsingStart) + " ms.)"); } } public static List<String> filesFromFolder(Boolean typeFile, String path) { File[] filesList = null; List<String> list = new ArrayList<String>(); ClassLoader loader = Thread.currentThread().getContextClassLoader(); File f = null; try { if (typeFile == true) f = new File(loader.getResource(path).toURI()); else f = new File(path); } catch (Exception e) { log.error("Error en filesFromFolder", e); } if (f != null && f.isDirectory()) { filesList = f.listFiles(); for (File file : filesList) { int i = file.getAbsolutePath().lastIndexOf("."); String format = file.getAbsolutePath().substring(i + 1); if (file.isFile() && (format.equals("jrxml"))) { list.add(path + "/" + file.getName()); } } } Collections.sort(list); return list; } public static String normalize(String path) { String pathCleaned = null; final int reportIndex = path.indexOf("Informe"); if (reportIndex >= 0) { pathCleaned = path.substring(reportIndex); pathCleaned = pathCleaned.replaceFirst(".jrxml", ""); } return pathCleaned; } public List<List> getReportListActivity() { return reportListActivity; } public void setReportListActivity(List<List> reportListActivity) { this.reportListActivity = reportListActivity; } public List<List> getReportListBill() { return reportListBill; } public void setReportListBill(List<List> reportListBill) { this.reportListBill = reportListBill; } public List<List> getReportListGeneral() { return reportListGeneral; } public void setReportListGeneral(List<List> reportListGeneral) { this.reportListGeneral = reportListGeneral; } public List<List> getReportListInteraction() { return reportListInteraction; } public void setReportListInteraction(List<List> reportListInteraction) { this.reportListInteraction = reportListInteraction; } public List<List> getReportListOrganization() { return reportListOrganization; } public List<List> getReportListPersonal() { return reportListPersonal; } public List<List> getReportListOffer() { return reportListOffer; } public void setReportListOrganization(List<List> reportListOrganization) { this.reportListOrganization = reportListOrganization; } public void setReportListPersonal(List<List> reportListPersonal) { this.reportListPersonal = reportListPersonal; } public void setReportListOffer(List<List> reportListOffer) { this.reportListOffer = reportListOffer; } public List<List> getReportListProject() { return reportListProject; } public List<List> getReportListOwn() { return reportListOwn; } public void setReportListProject(List<List> reportListProject) { this.reportListProject = reportListProject; } // ContentHandler public void startElement(String uri, String localName, String tagName, Attributes attributes) throws SAXException { log.debug("parseDocument - startElement(" + tagName + ")=" + (System.currentTimeMillis() - parsingStart) + " ms."); tempVal = ""; if (tagName.equals("parameter")) { tempParam = new ParameterReport(); tempParam.setName(attributes.getValue("name")); } else if ((tagName.equals("queryString")) || (tagName.equals("background"))) { throw new FinalizeParsingException("Finalize parsing jrxml"); } } public void characters(char[] ch, int start, int length) throws SAXException { tempVal = new String(ch, start, length); } public void endElement(String uri, String localName, String tagName) throws SAXException { log.debug("parseDocument - endElement(" + tagName + ")=" + (System.currentTimeMillis() - parsingStart) + " ms."); if (tagName.equals("parameter")) { param.add(tempParam); } else if (tagName.equals("parameterDescription")) { tempParam.setDescription(tempVal); } else if (tagName.equals("defaultValueExpression")) { tempParam.setDefaultValue(tempVal); } } public void setDocumentLocator(Locator locator) { } public void startDocument() throws SAXException { } public void endDocument() throws SAXException { } public void startPrefixMapping(String prefix, String uri) throws SAXException { } public void endPrefixMapping(String prefix) throws SAXException { } public void ignorableWhitespace(char[] ch, int start, int length) throws SAXException { } public void processingInstruction(String target, String data) throws SAXException { } public void skippedEntity(String name) throws SAXException { } /** * @return the reportListCommissioning */ public List<List> getReportListCommissioning() { return reportListCommissioning; } }