/** Fills in the list of declared prefixes. */ private void fillDeclaredPrefixes(Iterator namespaces) { fDeclaredPrefixes.clear(); while (namespaces.hasNext()) { Namespace ns = (Namespace) namespaces.next(); String prefix = ns.getPrefix(); fDeclaredPrefixes.add(prefix != null ? prefix : ""); } }
private boolean isEqual(Namespace e1, Namespace e2) { // Namespaces are equal if their URI's are equal return isEqual(e1.getNamespaceURI(), e2.getNamespaceURI()); }
private void encodeXhtml(XhtmlDt theDt, XMLStreamWriter theEventWriter) throws XMLStreamException { if (theDt == null || theDt.getValue() == null || getSuppressNarratives()) { return; } boolean firstElement = true; for (XMLEvent event : theDt.getValue()) { switch (event.getEventType()) { case XMLStreamConstants.ATTRIBUTE: Attribute attr = (Attribute) event; if (isBlank(attr.getName().getPrefix())) { if (isBlank(attr.getName().getNamespaceURI())) { theEventWriter.writeAttribute(attr.getName().getLocalPart(), attr.getValue()); } else { theEventWriter.writeAttribute( attr.getName().getNamespaceURI(), attr.getName().getLocalPart(), attr.getValue()); } } else { theEventWriter.writeAttribute( attr.getName().getPrefix(), attr.getName().getNamespaceURI(), attr.getName().getLocalPart(), attr.getValue()); } break; case XMLStreamConstants.CDATA: theEventWriter.writeCData(((Characters) event).getData()); break; case XMLStreamConstants.CHARACTERS: case XMLStreamConstants.SPACE: String data = ((Characters) event).getData(); theEventWriter.writeCharacters(data); break; case XMLStreamConstants.COMMENT: theEventWriter.writeComment(((Comment) event).getText()); break; case XMLStreamConstants.END_ELEMENT: theEventWriter.writeEndElement(); break; case XMLStreamConstants.ENTITY_REFERENCE: EntityReference er = (EntityReference) event; theEventWriter.writeEntityRef(er.getName()); break; case XMLStreamConstants.NAMESPACE: Namespace ns = (Namespace) event; theEventWriter.writeNamespace(ns.getPrefix(), ns.getNamespaceURI()); break; case XMLStreamConstants.START_ELEMENT: StartElement se = event.asStartElement(); if (firstElement) { if (StringUtils.isBlank(se.getName().getPrefix())) { String namespaceURI = se.getName().getNamespaceURI(); if (StringUtils.isBlank(namespaceURI)) { namespaceURI = "http://www.w3.org/1999/xhtml"; } theEventWriter.writeStartElement(se.getName().getLocalPart()); theEventWriter.writeDefaultNamespace(namespaceURI); } else { String prefix = se.getName().getPrefix(); String namespaceURI = se.getName().getNamespaceURI(); theEventWriter.writeStartElement(prefix, se.getName().getLocalPart(), namespaceURI); theEventWriter.writeNamespace(prefix, namespaceURI); } firstElement = false; } else { if (isBlank(se.getName().getPrefix())) { if (isBlank(se.getName().getNamespaceURI())) { theEventWriter.writeStartElement(se.getName().getLocalPart()); } else { if (StringUtils.isBlank(se.getName().getPrefix())) { theEventWriter.writeStartElement(se.getName().getLocalPart()); // theEventWriter.writeDefaultNamespace(se.getName().getNamespaceURI()); } else { theEventWriter.writeStartElement( se.getName().getNamespaceURI(), se.getName().getLocalPart()); } } } else { theEventWriter.writeStartElement( se.getName().getPrefix(), se.getName().getLocalPart(), se.getName().getNamespaceURI()); } for (Iterator<?> attrIter = se.getAttributes(); attrIter.hasNext(); ) { Attribute next = (Attribute) attrIter.next(); theEventWriter.writeAttribute(next.getName().getLocalPart(), next.getValue()); } } break; case XMLStreamConstants.DTD: case XMLStreamConstants.END_DOCUMENT: case XMLStreamConstants.ENTITY_DECLARATION: case XMLStreamConstants.NOTATION_DECLARATION: case XMLStreamConstants.PROCESSING_INSTRUCTION: case XMLStreamConstants.START_DOCUMENT: break; } } }
public static void main(String args[]) { System.out.print( "html_concatenate1 Copyright (C) 2014-2015 Stephan Kreutzer\n" + "This program comes with ABSOLUTELY NO WARRANTY.\n" + "This is free software, and you are welcome to redistribute it\n" + "under certain conditions. See the GNU Affero General Public\n" + "License 3 or any later version for details. Also, see the source code\n" + "repository https://github.com/publishing-systems/automated_digital_publishing/\n" + "or the project website http://www.publishing-systems.org.\n\n"); if (args.length < 1) { System.out.print("Usage:\n" + "\thtml_concatenate1 input-config\n\n"); System.exit(1); } File jobFile = new File(args[0]); if (jobFile.exists() != true) { System.out.print("html_concatenate1: '" + jobFile.getAbsolutePath() + "' doesn't exist.\n"); System.exit(-1); } if (jobFile.isFile() != true) { System.out.print("html_concatenate1: '" + jobFile.getAbsolutePath() + "' isn't a file.\n"); System.exit(-1); } if (jobFile.canRead() != true) { System.out.print("html_concatenate1: '" + jobFile.getAbsolutePath() + "' isn't readable.\n"); System.exit(-1); } String programPath = html_concatenate1.class.getProtectionDomain().getCodeSource().getLocation().getPath(); try { programPath = new File(programPath).getCanonicalPath() + File.separator; programPath = URLDecoder.decode(programPath, "UTF-8"); } catch (UnsupportedEncodingException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } File entitiesDirectory = new File(programPath + "entities"); if (entitiesDirectory.exists() != true) { if (entitiesDirectory.mkdir() != true) { System.out.print( "html_concatenate1: Can't create entities directory '" + entitiesDirectory.getAbsolutePath() + "'.\n"); System.exit(-1); } } else { if (entitiesDirectory.isDirectory() != true) { System.out.print( "html_concatenate1: Entities path '" + entitiesDirectory.getAbsolutePath() + "' exists, but isn't a directory.\n"); System.exit(-1); } } File headFile = null; List<File> inputFiles = new ArrayList<File>(); File outputFile = null; try { DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder(); Document document = documentBuilder.parse(jobFile); document.getDocumentElement().normalize(); { NodeList inputFilesNodeList = document.getElementsByTagName("input-file"); int inputFilesNodeListLength = inputFilesNodeList.getLength(); if (inputFilesNodeListLength > 0) { for (int i = 0; i < inputFilesNodeListLength; i++) { Node inputFileNode = inputFilesNodeList.item(i); NamedNodeMap inputFileNodeAttributes = inputFileNode.getAttributes(); if (inputFileNodeAttributes == null) { System.out.print( "html_concatenate1: Input file entry #" + (i + 1) + " in '" + jobFile.getAbsolutePath() + "' has no attributes.\n"); System.exit(-1); } Node pathAttribute = inputFileNodeAttributes.getNamedItem("path"); if (pathAttribute == null) { System.out.print( "html_concatenate1: Input file entry #" + (i + 1) + " in '" + jobFile.getAbsolutePath() + "' is missing the 'path' attribute.\n"); System.exit(-1); } File inputFile = new File(pathAttribute.getTextContent()); if (inputFile.isAbsolute() != true) { inputFile = new File( jobFile.getAbsoluteFile().getParent() + System.getProperty("file.separator") + pathAttribute.getTextContent()); } if (inputFile.exists() != true) { System.out.print( "html_concatenate1: Input file '" + inputFile.getAbsolutePath() + "' doesn't exist.\n"); System.exit(-1); } if (inputFile.isFile() != true) { System.out.print( "html_concatenate1: Input path '" + inputFile.getAbsolutePath() + "' isn't a file.\n"); System.exit(-1); } if (inputFile.canRead() != true) { System.out.print( "html_concatenate1: Input file '" + inputFile.getAbsolutePath() + "' isn't readable.\n"); System.exit(-1); } inputFiles.add(inputFile); } } else { System.out.print("html_concatenate1: No input files configured.\n"); System.exit(-1); } } { NodeList outputFileNodeList = document.getElementsByTagName("output-file"); int outputFileNodeListLength = outputFileNodeList.getLength(); if (outputFileNodeListLength == 1) { for (int i = 0; i < outputFileNodeListLength; i++) { Node outputFileNode = outputFileNodeList.item(i); NamedNodeMap outputFileNodeAttributes = outputFileNode.getAttributes(); if (outputFileNodeAttributes == null) { System.out.print( "html_concatenate1: Output file entry in '" + jobFile.getAbsolutePath() + "' has no attributes.\n"); System.exit(-1); } Node pathAttribute = outputFileNodeAttributes.getNamedItem("path"); if (pathAttribute == null) { System.out.print( "html_concatenate1: Output file entry in '" + jobFile.getAbsolutePath() + "' is missing the 'path' attribute.\n"); System.exit(-1); } outputFile = new File(pathAttribute.getTextContent()); if (outputFile.isAbsolute() != true) { outputFile = new File( jobFile.getAbsoluteFile().getParent() + System.getProperty("file.separator") + pathAttribute.getTextContent()); } } } else if (outputFileNodeListLength < 1) { System.out.print("html_concatenate1: No output file configured.\n"); System.exit(-1); } else { System.out.print("html_concatenate1: More than one output file configured.\n"); System.exit(-1); } } { NodeList headFileNodeList = document.getElementsByTagName("head-file"); int headFileNodeListLength = headFileNodeList.getLength(); if (headFileNodeListLength == 1) { for (int i = 0; i < headFileNodeListLength; i++) { Node headFileNode = headFileNodeList.item(i); NamedNodeMap headFileNodeAttributes = headFileNode.getAttributes(); if (headFileNodeAttributes == null) { System.out.print( "html_concatenate1: Head file entry in '" + jobFile.getAbsolutePath() + "' has no attributes.\n"); System.exit(-1); } Node pathAttribute = headFileNodeAttributes.getNamedItem("path"); if (pathAttribute == null) { System.out.print( "html_concatenate1: Head file entry in '" + jobFile.getAbsolutePath() + "' is missing the 'path' attribute.\n"); System.exit(-1); } headFile = new File(pathAttribute.getTextContent()); if (headFile.isAbsolute() != true) { headFile = new File( jobFile.getAbsoluteFile().getParent() + System.getProperty("file.separator") + pathAttribute.getTextContent()); } if (headFile.exists() != true) { System.out.print( "html_concatenate1: Head file '" + headFile.getAbsolutePath() + "' doesn't exist.\n"); System.exit(-1); } if (headFile.isFile() != true) { System.out.print( "html_concatenate1: Head file path '" + headFile.getAbsolutePath() + "' isn't a file.\n"); System.exit(-1); } if (headFile.canRead() != true) { System.out.print( "html_concatenate1: Head file '" + headFile.getAbsolutePath() + "' isn't readable.\n"); System.exit(-1); } } } else if (headFileNodeListLength < 1) { headFile = inputFiles.get(0); } else { System.out.print("html_concatenate1: More than one head file configured.\n"); System.exit(-1); } } } catch (ParserConfigurationException ex) { ex.printStackTrace(); System.exit(-1); } catch (SAXException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } String doctypeDeclaration = new String("<!DOCTYPE"); int doctypePosMatching = 0; String doctype = new String(); try { FileInputStream in = new FileInputStream(headFile); int currentByte = 0; do { currentByte = in.read(); if (currentByte < 0 || currentByte > 255) { break; } char currentByteCharacter = (char) currentByte; if (doctypePosMatching < doctypeDeclaration.length()) { if (currentByteCharacter == doctypeDeclaration.charAt(doctypePosMatching)) { doctypePosMatching++; doctype += currentByteCharacter; } else { doctypePosMatching = 0; doctype = new String(); } } else { doctype += currentByteCharacter; if (currentByteCharacter == '>') { break; } } } while (true); } catch (FileNotFoundException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } File resolverConfigFile = null; if (doctype.contains("\"-//W3C//DTD XHTML 1.0 Strict//EN\"") == true) { resolverConfigFile = new File(entitiesDirectory.getAbsolutePath() + "/config_xhtml1-strict.xml"); } else if (doctype.contains("\"-//W3C//DTD XHTML 1.1//EN\"") == true) { resolverConfigFile = new File(entitiesDirectory.getAbsolutePath() + "/config_xhtml1_1.xml"); } else { System.out.print("html_concatenate1: Unknown XHTML version.\n"); System.exit(-1); } if (resolverConfigFile.exists() != true) { System.out.print( "html_concatenate1: Resolver configuration file '" + resolverConfigFile.getAbsolutePath() + "' doesn't exist.\n"); System.exit(-1); } if (resolverConfigFile.isFile() != true) { System.out.print( "html_concatenate1: Resolver configuration file '" + resolverConfigFile.getAbsolutePath() + "' isn't a file.\n"); System.exit(-1); } if (resolverConfigFile.canRead() != true) { System.out.print( "html_concatenate1: Resolver configuration file '" + resolverConfigFile.getAbsolutePath() + "' isn't readable.\n"); System.exit(-1); } EntityResolverLocal localResolver = new EntityResolverLocal(resolverConfigFile, entitiesDirectory); StringBuilder afterBodyStringBuilder = new StringBuilder(""); try { XMLInputFactory inputFactory = XMLInputFactory.newInstance(); inputFactory.setXMLResolver(localResolver); InputStream in = new FileInputStream(headFile); XMLEventReader eventReader = inputFactory.createXMLEventReader(in, "UTF8"); XMLEvent event = null; boolean body = false; boolean afterBody = false; BufferedWriter writer = new BufferedWriter( new OutputStreamWriter(new FileOutputStream(outputFile.getAbsolutePath()), "UTF8")); writer.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); writer.write( "<!-- This file was created by html_concatenate1, which is free software licensed under the GNU Affero General Public License 3 or any later version (see https://github.com/publishing-systems/automated_digital_publishing/ and http://www.publishing-systems.org). -->\n"); writer.write(doctype + "\n"); while (eventReader.hasNext() == true) { event = eventReader.nextEvent(); if (event.isStartElement() == true) { if (body == true) { continue; } QName elementName = event.asStartElement().getName(); String fullElementName = elementName.getLocalPart(); if (elementName.getPrefix().isEmpty() != true) { fullElementName = elementName.getPrefix() + ":" + fullElementName; } if (body == false && fullElementName.equalsIgnoreCase("body") == true) { body = true; } if (afterBody == false) { writer.write("<" + fullElementName); // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Attribute> attributes = (Iterator<Attribute>) event.asStartElement().getAttributes(); while (attributes.hasNext() == true) { Attribute attribute = attributes.next(); QName attributeName = attribute.getName(); String fullAttributeName = attributeName.getLocalPart(); if (attributeName.getPrefix().length() > 0) { fullAttributeName = attributeName.getPrefix() + ":" + fullAttributeName; } String attributeValue = attribute.getValue(); // Ampersand needs to be the first, otherwise it would double-encode // other entities. attributeValue = attributeValue.replaceAll("&", "&"); attributeValue = attributeValue.replaceAll("\"", """); attributeValue = attributeValue.replaceAll("'", "'"); attributeValue = attributeValue.replaceAll("<", "<"); attributeValue = attributeValue.replaceAll(">", ">"); writer.write(" " + fullAttributeName + "=\"" + attributeValue + "\""); } // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Namespace> namespaces = (Iterator<Namespace>) event.asStartElement().getNamespaces(); if (namespaces.hasNext() == true) { Namespace namespace = namespaces.next(); if (namespace.isDefaultNamespaceDeclaration() == true && namespace.getPrefix().length() <= 0) { writer.write(" xmlns=\"" + namespace.getNamespaceURI() + "\""); } else { writer.write( " xmlns:" + namespace.getPrefix() + "=\"" + namespace.getNamespaceURI() + "\""); } } writer.write(">"); } else { afterBodyStringBuilder.append("<" + fullElementName); // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Attribute> attributes = (Iterator<Attribute>) event.asStartElement().getAttributes(); while (attributes.hasNext() == true) { Attribute attribute = attributes.next(); QName attributeName = attribute.getName(); String fullAttributeName = attributeName.getLocalPart(); if (attributeName.getPrefix().length() > 0) { fullAttributeName = attributeName.getPrefix() + ":" + fullAttributeName; } String attributeValue = attribute.getValue(); // Ampersand needs to be the first, otherwise it would double-encode // other entities. attributeValue = attributeValue.replaceAll("&", "&"); attributeValue = attributeValue.replaceAll("\"", """); attributeValue = attributeValue.replaceAll("'", "'"); attributeValue = attributeValue.replaceAll("<", "<"); attributeValue = attributeValue.replaceAll(">", ">"); afterBodyStringBuilder.append( " " + fullAttributeName + "=\"" + attributeValue + "\""); } // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Namespace> namespaces = (Iterator<Namespace>) event.asStartElement().getNamespaces(); if (namespaces.hasNext() == true) { Namespace namespace = namespaces.next(); if (namespace.isDefaultNamespaceDeclaration() == true && namespace.getPrefix().length() <= 0) { afterBodyStringBuilder.append(" xmlns=\"" + namespace.getNamespaceURI() + "\""); } else { afterBodyStringBuilder.append( " xmlns:" + namespace.getPrefix() + "=\"" + namespace.getNamespaceURI() + "\""); } } afterBodyStringBuilder.append(">"); } } else if (event.isEndElement() == true) { QName elementName = event.asEndElement().getName(); String fullElementName = elementName.getLocalPart(); if (elementName.getPrefix().isEmpty() != true) { fullElementName = elementName.getPrefix() + ":" + fullElementName; } if (fullElementName.equalsIgnoreCase("body") == true) { if (body == false) { System.out.println( "html_concatenate1: 'body' end element found more than once in head file '" + headFile.getAbsolutePath() + "'."); System.exit(-1); } body = false; afterBody = true; } if (body == false) { if (afterBody == false) { writer.write("</" + fullElementName + ">"); } else { afterBodyStringBuilder.append("</" + fullElementName + ">"); } } } else if (event.isCharacters() == true) { if (body == false) { if (afterBody == false) { event.writeAsEncodedUnicode(writer); } else { afterBodyStringBuilder.append(event.asCharacters()); } } } } writer.flush(); writer.close(); } catch (FileNotFoundException ex) { ex.printStackTrace(); System.exit(-1); } catch (XMLStreamException ex) { ex.printStackTrace(); System.exit(-1); } catch (UnsupportedEncodingException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } for (int i = 0; i < inputFiles.size(); i++) { File inputFile = inputFiles.get(i); doctypePosMatching = 0; String currentDoctype = new String(); try { FileInputStream in = new FileInputStream(inputFile); int currentByte = 0; do { currentByte = in.read(); if (currentByte < 0 || currentByte > 255) { break; } char currentByteCharacter = (char) currentByte; if (doctypePosMatching < doctypeDeclaration.length()) { if (currentByteCharacter == doctypeDeclaration.charAt(doctypePosMatching)) { doctypePosMatching++; currentDoctype += currentByteCharacter; } else { doctypePosMatching = 0; currentDoctype = new String(); } } else { currentDoctype += currentByteCharacter; if (currentByteCharacter == '>') { break; } } } while (true); } catch (FileNotFoundException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } if (currentDoctype.equals(doctype) != true) { System.out.println( "html_concatenate1: Doctype '" + currentDoctype + "' of input file #" + (i + 1) + ", '" + inputFile.getAbsolutePath() + "' differs from head file XHTML doctype '" + doctype + "'."); System.exit(-1); } try { XMLInputFactory inputFactory = XMLInputFactory.newInstance(); inputFactory.setXMLResolver(localResolver); InputStream in = new FileInputStream(inputFile); XMLEventReader eventReader = inputFactory.createXMLEventReader(in, "UTF8"); XMLEvent event = null; boolean body = false; BufferedWriter writer = new BufferedWriter( new OutputStreamWriter( new FileOutputStream(outputFile.getAbsolutePath(), true), "UTF8")); while (eventReader.hasNext() == true) { event = eventReader.nextEvent(); if (event.isStartElement() == true) { QName elementName = event.asStartElement().getName(); String fullElementName = elementName.getLocalPart(); if (elementName.getPrefix().isEmpty() != true) { fullElementName = elementName.getPrefix() + ":" + fullElementName; } if (body == false && fullElementName.equalsIgnoreCase("body") == true) { body = true; continue; } if (body == true) { writer.write("<" + fullElementName); // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Attribute> attributes = (Iterator<Attribute>) event.asStartElement().getAttributes(); while (attributes.hasNext() == true) { Attribute attribute = attributes.next(); QName attributeName = attribute.getName(); String fullAttributeName = attributeName.getLocalPart(); if (attributeName.getPrefix().length() > 0) { fullAttributeName = attributeName.getPrefix() + ":" + fullAttributeName; } String attributeValue = attribute.getValue(); // Ampersand needs to be the first, otherwise it would double-encode // other entities. attributeValue = attributeValue.replaceAll("&", "&"); attributeValue = attributeValue.replaceAll("\"", """); attributeValue = attributeValue.replaceAll("'", "'"); attributeValue = attributeValue.replaceAll("<", "<"); attributeValue = attributeValue.replaceAll(">", ">"); writer.write(" " + fullAttributeName + "=\"" + attributeValue + "\""); } // http://coding.derkeiler.com/Archive/Java/comp.lang.java.help/2008-12/msg00090.html @SuppressWarnings("unchecked") Iterator<Namespace> namespaces = (Iterator<Namespace>) event.asStartElement().getNamespaces(); if (namespaces.hasNext() == true) { Namespace namespace = namespaces.next(); if (namespace.isDefaultNamespaceDeclaration() == true && namespace.getPrefix().length() <= 0) { writer.write(" xmlns=\"" + namespace.getNamespaceURI() + "\""); } else { writer.write( " xmlns:" + namespace.getPrefix() + "=\"" + namespace.getNamespaceURI() + "\""); } } writer.write(">"); } } else if (event.isEndElement() == true) { QName elementName = event.asEndElement().getName(); String fullElementName = elementName.getLocalPart(); if (elementName.getPrefix().isEmpty() != true) { fullElementName = elementName.getPrefix() + ":" + fullElementName; } if (fullElementName.equalsIgnoreCase("body") == true) { if (body == false) { System.out.println( "html_concatenate1: 'body' end element found more than once in input file #" + (i + 1) + ", '" + inputFile.getAbsolutePath() + "'."); System.exit(-1); } body = false; continue; } if (body == true) { writer.write("</" + fullElementName + ">"); } } else if (event.isCharacters() == true) { if (body == true) { event.writeAsEncodedUnicode(writer); } } } writer.flush(); writer.close(); } catch (FileNotFoundException ex) { ex.printStackTrace(); System.exit(-1); } catch (XMLStreamException ex) { ex.printStackTrace(); System.exit(-1); } catch (UnsupportedEncodingException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } } try { BufferedWriter writer = new BufferedWriter( new OutputStreamWriter( new FileOutputStream(outputFile.getAbsolutePath(), true), "UTF8")); writer.write(afterBodyStringBuilder.toString()); writer.flush(); writer.close(); } catch (FileNotFoundException ex) { ex.printStackTrace(); System.exit(-1); } catch (UnsupportedEncodingException ex) { ex.printStackTrace(); System.exit(-1); } catch (IOException ex) { ex.printStackTrace(); System.exit(-1); } return; }