List of usage examples for java.nio.file Files isWritable
public static boolean isWritable(Path path)
From source file:org.datacleaner.user.DataCleanerHome.java
private static boolean isWriteable(FileObject candidate) throws FileSystemException { if (candidate == null) { return false; }//from www . j av a2 s .c om if (!candidate.isWriteable()) { return false; } // check with java.nio.Files.isWriteable() - is more detailed in it's // check final File file = VFSUtils.toFile(candidate); final Path path = file.toPath(); return Files.isWritable(path); }
From source file:org.dataconservancy.packaging.gui.presenter.impl.OpenExistingPackagePresenterImpl.java
public OpenExistingPackagePresenterImpl(OpenExistingPackageView view) { super(view);/*from w w w .ja va 2 s . c o m*/ this.view = view; this.directoryChooser = new DirectoryChooser(); this.fileChooser = new FileChooser(); view.setPresenter(this); bind(); // Staging directory is working directory by default. stagingDir = new File(System.getProperty("user.dir")); //If we can't write to the current working directory switch to the java temp dir which we should have write access to if (!Files.isWritable(FileSystems.getDefault().getPath(stagingDir.getPath()))) { stagingDir = new File(System.getProperty("java.io.tmpdir")); } }
From source file:org.esa.snap.smart.configurator.VMParameters.java
/** * Check if the current user can save the VM parameters * * @return true if the VM parameters can be saved *///from ww w .j av a2 s . c om public static boolean canSave() { return Files.isWritable(getSnapConfigPath()); }
From source file:org.jhub1.agent.file.FileProcessorImpl.java
private boolean pathWritable() { return Files.isWritable(path); }
From source file:org.jhub1.agent.run.Driver.java
private static void systemInit() { Thread.currentThread().setName("Jhub1OnlineAgent"); Registry.getInstance().setEventTimestamp(Driver.class, "start"); Path path = Paths.get("."); if (!Files.isWritable(path)) { log.error("The directory is not writable. Can't start!"); System.exit(0);//w ww. jav a2s .c o m } // construct configuration object try { config = new PropertiesImpl(); } catch (ConfigurationException e1) { log.error("Configuration can't be red. " + e1.getMessage()); System.exit(0); } // construct data exchange object dex = new DataExchangeImpl(config); log.info("Environment initiated! OS: " + config.getSysOsName() + ", Version: " + config.getSysOsVersion() + ", Arch: " + config.getSysOsArch()); }
From source file:org.kurento.modulecreator.Main.java
private static Path getOutputModuleFile(CommandLine line) throws IOException { if (!line.hasOption(OUTPUT_MODEL)) { return null; }/*from w w w .j a v a 2 s .co m*/ String outputPathName = line.getOptionValue(OUTPUT_MODEL); Path outputPath = Paths.get(outputPathName); if (!Files.exists(outputPath)) { Files.createDirectories(outputPath); } if (Files.isDirectory(outputPath) && Files.isWritable(outputPath)) { return outputPath; } else { System.err.println("Output directory option should be a writable directory"); System.exit(1); return null; } }
From source file:org.rdswicthboard.utils.rdf.oai.App.java
public static void main(String[] args) { // create the command line parser CommandLineParser parser = new DefaultParser(); // create the Options Options options = new Options(); options.addOption("i", PROPERTY_INPUT_FILE, true, "input RDF file"); options.addOption("o", PROPERTY_OUTPUT_FILE, true, "output OAI-PMH XML file (default is " + DEFAULT_OUTPUT_FILE + ")"); options.addOption("c", PROPERTY_CONFIG_FILE, true, "configuration file (" + PROPERTIES_FILE + ")"); options.addOption("s", PROPERTY_SET_SPEC, true, "set spec value (default is " + DEFAULT_SET_SPEC + ")"); options.addOption("I", PROPERTY_INPUT_ENCODING, true, "input file encoding (default is " + DEFAULT_ENCODING + ")"); options.addOption("O", PROPERTY_OUTPUT_ENCODING, true, "output file encoding (default is " + DEFAULT_ENCODING + ")"); options.addOption("f", PROPERTY_FORMAT_OUTPUT, false, "format output encoding"); options.addOption("h", PROPERTY_HELP, false, "print this message"); try {// w w w. j a v a 2 s . c o m // parse the command line arguments CommandLine line = parser.parse(options, args); if (line.hasOption(PROPERTY_HELP)) { HelpFormatter formatter = new HelpFormatter(); formatter.printHelp("java -jar rdf2oai-[verion].jar [PARAMETERS] [INPUT FILE] [OUTPUT FILE]", options); System.exit(0); } // variables to store program properties CompositeConfiguration config = new CompositeConfiguration(); config.setProperty(PROPERTY_OUTPUT_FILE, DEFAULT_OUTPUT_FILE); config.setProperty(PROPERTY_INPUT_ENCODING, DEFAULT_ENCODING); config.setProperty(PROPERTY_OUTPUT_ENCODING, DEFAULT_ENCODING); config.setProperty(PROPERTY_SET_SPEC, DEFAULT_SET_SPEC); config.setProperty(PROPERTY_FORMAT_OUTPUT, DEFAULT_FORMAT_OUTPUT); // check if arguments has input file properties if (line.hasOption(PROPERTY_CONFIG_FILE)) { // if it does, load the specified configuration file Path defaultConfig = Paths.get(line.getOptionValue(PROPERTY_CONFIG_FILE)); if (Files.isRegularFile(defaultConfig) && Files.isReadable(defaultConfig)) { config.addConfiguration(new PropertiesConfiguration(defaultConfig.toFile())); } else throw new Exception("Invalid configuration file: " + defaultConfig.toString()); } else { // if it not, try to load default configurationfile Path defaultConfig = Paths.get(PROPERTIES_FILE); if (Files.isRegularFile(defaultConfig) && Files.isReadable(defaultConfig)) { config.addConfiguration(new PropertiesConfiguration(defaultConfig.toFile())); } } // check if arguments has input file if (line.hasOption(PROPERTY_INPUT_FILE)) config.setProperty(PROPERTY_INPUT_FILE, line.getOptionValue(PROPERTY_INPUT_FILE)); // check if arguments has output file if (line.hasOption(PROPERTY_OUTPUT_FILE)) config.setProperty(PROPERTY_OUTPUT_FILE, line.getOptionValue(PROPERTY_OUTPUT_FILE)); // check if arguments has set spec name if (line.hasOption(PROPERTY_SET_SPEC)) config.setProperty(PROPERTY_SET_SPEC, line.getOptionValue(PROPERTY_SET_SPEC)); // check if arguments has input encoding if (line.hasOption(PROPERTY_INPUT_ENCODING)) config.setProperty(PROPERTY_INPUT_ENCODING, line.getOptionValue(PROPERTY_INPUT_ENCODING)); // check if arguments has output encoding if (line.hasOption(PROPERTY_OUTPUT_ENCODING)) config.setProperty(PROPERTY_OUTPUT_ENCODING, line.getOptionValue(PROPERTY_OUTPUT_ENCODING)); // check if arguments has output encoding if (line.hasOption(PROPERTY_FORMAT_OUTPUT)) config.setProperty(PROPERTY_FORMAT_OUTPUT, "yes"); // check if arguments has input file without a key if (line.getArgs().length > 0) { config.setProperty(PROPERTY_INPUT_FILE, line.getArgs()[0]); // check if arguments has output file without a key if (line.getArgs().length > 1) { config.setProperty(PROPERTY_OUTPUT_FILE, line.getArgs()[1]); // check if there is too many arguments if (line.getArgs().length > 2) throw new Exception("Too many arguments"); } } // The program has default output file, but input file must be presented if (!config.containsKey(PROPERTY_INPUT_FILE)) throw new Exception("Please specify input file"); // extract input file String inputFile = config.getString(PROPERTY_INPUT_FILE); // extract output file String outputFile = config.getString(PROPERTY_OUTPUT_FILE); // extract set spec String setSpecName = config.getString(PROPERTY_SET_SPEC); // extract encoding String inputEncoding = config.getString(PROPERTY_INPUT_ENCODING); String outputEncoding = config.getString(PROPERTY_OUTPUT_ENCODING); boolean formatOutput = config.getBoolean(PROPERTY_FORMAT_OUTPUT); // test if source is an regular file and it is readable Path source = Paths.get(inputFile); if (!Files.isRegularFile(source)) throw new Exception("The input file: " + source.toString() + " is not an regular file"); if (!Files.isReadable(source)) throw new Exception("The input file: " + source.toString() + " is not readable"); Path target = Paths.get(outputFile); if (Files.exists(target)) { if (!Files.isRegularFile(target)) throw new Exception("The output file: " + target.toString() + " is not an regular file"); if (!Files.isWritable(target)) throw new Exception("The output file: " + target.toString() + " is not writable"); } // create and setup document builder factory DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); factory.setNamespaceAware(true); // create new document builder DocumentBuilder builder = factory.newDocumentBuilder(); // create oai document Document oai = builder.newDocument(); // set document version oai.setXmlVersion("1.0"); oai.setXmlStandalone(true); // create root OAI-PMH element Element oaiPmh = oai.createElement("OAI-PMH"); // set document namespaces oaiPmh.setAttribute("xmlns", "http://www.openarchives.org/OAI/2.0/"); oaiPmh.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance"); oaiPmh.setAttribute("xsi:schemaLocation", "http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"); // append root node oai.appendChild(oaiPmh); // create responseDate element Element responseDate = oai.createElement("responseDate"); // create simple date format DateFormat dateFormat = new SimpleDateFormat(TIME_FORMAT); // generate date String date = dateFormat.format(new Date()); // set current date and time responseDate.setTextContent(date); oaiPmh.appendChild(responseDate); Element listRecords = oai.createElement("ListRecords"); oaiPmh.appendChild(listRecords); // create xpath factory XPathFactory xPathfactory = XPathFactory.newInstance(); // create namespace context NamespaceContext namespaceContext = new NamespaceContext() { public String getNamespaceURI(String prefix) { if (prefix.equals("rdf")) return RDF_NAMESPACE; else if (prefix.equals("rns")) return RNF_NAMESPACE; else return null; } @Override public Iterator<?> getPrefixes(String val) { throw new IllegalAccessError("Not implemented!"); } @Override public String getPrefix(String uri) { throw new IllegalAccessError("Not implemented!"); } }; // create xpath object XPath xpath = xPathfactory.newXPath(); // set namespace contex xpath.setNamespaceContext(namespaceContext); // create XPath expressions XPathExpression idExpr = xpath.compile("/rdf:RDF/rns:Researcher/@rdf:about"); XPathExpression emptyExpr = xpath.compile("//text()[normalize-space(.) = '']"); // create RegEx patterns Pattern pattern = Pattern.compile( "<\\?xml\\s+version=\"[\\d\\.]+\"\\s*\\?>\\s*<\\s*rdf:RDF[^>]*>[\\s\\S]*?<\\s*\\/\\s*rdf:RDF\\s*>"); // read file into a string String content = new String(Files.readAllBytes(source), inputEncoding); Matcher matcher = pattern.matcher(content); // process all records while (matcher.find()) { // convert string to input stream ByteArrayInputStream input = new ByteArrayInputStream( matcher.group().getBytes(StandardCharsets.UTF_8.toString())); // parse the xml document Document doc = builder.parse(input); // remove all spaces NodeList emptyNodes = (NodeList) emptyExpr.evaluate(doc, XPathConstants.NODESET); // Remove each empty text node from document. for (int i = 0; i < emptyNodes.getLength(); i++) { Node emptyTextNode = emptyNodes.item(i); emptyTextNode.getParentNode().removeChild(emptyTextNode); } // obtain researcher id String id = (String) idExpr.evaluate(doc, XPathConstants.STRING); if (StringUtils.isEmpty(id)) throw new Exception("The record identifier can not be empty"); // create record element Element record = oai.createElement("record"); listRecords.appendChild(record); // create header element Element header = oai.createElement("header"); record.appendChild(header); // create identifier element Element identifier = oai.createElement("identifier"); identifier.setTextContent(id); header.appendChild(identifier); // create datestamp element Element datestamp = oai.createElement("datestamp"); datestamp.setTextContent(date); header.appendChild(datestamp); // create set spec element if it exists if (!StringUtils.isEmpty(setSpecName)) { Element setSpec = oai.createElement("setSpec"); setSpec.setTextContent(setSpecName); header.appendChild(setSpec); } // create metadata element Element metadata = oai.createElement("metadata"); record.appendChild(metadata); // import the record metadata.appendChild(oai.importNode(doc.getDocumentElement(), true)); } // create transformer factory TransformerFactory transformerFactory = TransformerFactory.newInstance(); // create transformer Transformer transformer = transformerFactory.newTransformer(); transformer.setOutputProperty(OutputKeys.ENCODING, outputEncoding); if (formatOutput) { transformer.setOutputProperty(OutputKeys.INDENT, "yes"); transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2"); } else transformer.setOutputProperty(OutputKeys.INDENT, "no"); // create dom source DOMSource oaiSource = new DOMSource(oai); // create stream result StreamResult result = new StreamResult(target.toFile()); // stream xml to file transformer.transform(oaiSource, result); // optional stream xml to console for testing //StreamResult consoleResult = new StreamResult(System.out); //transformer.transform(oaiSource, consoleResult); } catch (Exception e) { System.err.println("Error: " + e.getMessage()); //e.printStackTrace(); System.exit(1); } }
From source file:org.roda.core.plugins.plugins.base.ExportAIPPlugin.java
@Override public Report execute(IndexService index, ModelService model, StorageService storage, List<LiteOptionalWithCause> liteList) throws PluginException { // FIXME 20170113 hsilva: see how to put this plugin using // PluginHelper.processObjects Report report = PluginHelper.initPluginReport(this); try {// ww w. ja v a 2s .c o m SimpleJobPluginInfo jobPluginInfo = PluginHelper.getInitialJobInformation(this, liteList.size()); PluginHelper.updateJobInformation(this, jobPluginInfo); Job job = PluginHelper.getJob(this, model); List<AIP> aips = PluginHelper.transformLitesIntoObjects(model, this, report, jobPluginInfo, liteList, job); Path outputPath = Paths.get(outputFolder); String error = null; try { if (!FSUtils.exists(outputPath)) { Files.createDirectories(outputPath); } if (!Files.isWritable(outputPath)) { error = "No permissions to write to " + outputPath.toString(); } } catch (IOException e) { LOGGER.error("Error creating base folder: " + e.getMessage()); error = e.getMessage(); } if (error == null && exportType == ExportType.ZIP) { report = exportMultiZip(aips, outputPath, report, model, index, storage, jobPluginInfo, job); } else if (error == null && exportType == ExportType.FOLDER) { report = exportFolders(aips, storage, model, index, report, jobPluginInfo, job); } else if (error != null) { jobPluginInfo.incrementObjectsProcessedWithFailure(aips.size()); report.setCompletionPercentage(100); report.setPluginState(PluginState.FAILURE); report.setPluginDetails("Error exporting AIPs: " + error); } jobPluginInfo.finalizeInfo(); PluginHelper.updateJobInformation(this, jobPluginInfo); } catch (JobException | AuthorizationDeniedException | NotFoundException | GenericException | RequestNotValidException e) { LOGGER.error("Could not update Job information"); } return report; }
From source file:org.roda.core.storage.fs.FileStorageService.java
private void initialize(Path path) throws GenericException { if (!FSUtils.exists(path)) { try {//w w w. ja v a 2s . co m Files.createDirectories(path); } catch (IOException e) { throw new GenericException("Could not create path " + path, e); } } else if (!FSUtils.isDirectory(path)) { throw new GenericException("Path is not a directory " + path); } else if (!Files.isReadable(path)) { throw new GenericException("Cannot read from path " + path); } else if (!Files.isWritable(path)) { throw new GenericException("Cannot write to path " + path); } else { // do nothing } }
From source file:org.syncany.plugins.local.LocalTransferManager.java
@Override public boolean testTargetCanCreate() { if (Files.isWritable(repoPath.getParent())) { logger.log(Level.INFO, "testTargetCanCreate: Can create target."); return true; } else {/*w w w . j a v a 2 s . com*/ logger.log(Level.INFO, "testTargetCanCreate: Can NOT create target."); return false; } }