List of usage examples for java.nio.file StandardOpenOption TRUNCATE_EXISTING
StandardOpenOption TRUNCATE_EXISTING
To view the source code for java.nio.file StandardOpenOption TRUNCATE_EXISTING.
Click Source Link
From source file:com.evolveum.midpoint.model.intest.manual.CsvBackingStore.java
protected void deleteInCsv(String username) throws IOException { List<String> lines = Files.readAllLines(Paths.get(CSV_TARGET_FILE.getPath())); Iterator<String> iterator = lines.iterator(); while (iterator.hasNext()) { String line = iterator.next(); String[] cols = line.split(","); if (cols[0].matches("\"" + username + "\"")) { iterator.remove();//ww w. ja v a 2s. co m } } Files.write(Paths.get(CSV_TARGET_FILE.getPath()), lines, StandardOpenOption.WRITE, StandardOpenOption.TRUNCATE_EXISTING); }
From source file:gov.vha.isaac.rf2.filter.RF2Filter.java
@Override public void execute() throws MojoExecutionException { if (!inputDirectory.exists() || !inputDirectory.isDirectory()) { throw new MojoExecutionException("Path doesn't exist or isn't a folder: " + inputDirectory); }// w ww . ja v a 2 s. c om if (module == null) { throw new MojoExecutionException("You must provide a module or namespace for filtering"); } moduleStrings_.add(module + ""); outputDirectory.mkdirs(); File temp = new File(outputDirectory, inputDirectory.getName()); temp.mkdirs(); Path source = inputDirectory.toPath(); Path target = temp.toPath(); try { getLog().info("Reading from " + inputDirectory.getAbsolutePath()); getLog().info("Writing to " + outputDirectory.getCanonicalPath()); summary_.append("This content was filtered by an RF2 filter tool. The parameters were module: " + module + " software version: " + converterVersion); summary_.append("\r\n\r\n"); getLog().info("Checking for nested child modules"); //look in sct2_Relationship_ files, find anything where the 6th column (destinationId) is the //starting module ID concept - and add that sourceId (5th column) to our list of modules to extract Files.walkFileTree(source, new SimpleFileVisitor<Path>() { @Override public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException { if (file.toFile().getName().startsWith("sct2_Relationship_")) { //don't look for quotes, the data is bad, and has floating instances of '"' all by itself CSVReader csvReader = new CSVReader( new InputStreamReader(new FileInputStream(file.toFile())), '\t', CSVParser.NULL_CHARACTER); String[] line = csvReader.readNext(); if (!line[4].equals("sourceId") || !line[5].equals("destinationId")) { csvReader.close(); throw new IOException("Unexpected error looking for nested modules"); } line = csvReader.readNext(); while (line != null) { if (line[5].equals(moduleStrings_.get(0))) { moduleStrings_.add(line[4]); } line = csvReader.readNext(); } csvReader.close(); } return FileVisitResult.CONTINUE; } }); log("Full module list (including detected nested modules: " + Arrays.toString(moduleStrings_.toArray(new String[moduleStrings_.size()]))); Files.walkFileTree(source, new SimpleFileVisitor<Path>() { @Override public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException { Path targetdir = target.resolve(source.relativize(dir)); try { //this just creates the sub-directory in the target Files.copy(dir, targetdir); } catch (FileAlreadyExistsException e) { if (!Files.isDirectory(targetdir)) throw e; } return FileVisitResult.CONTINUE; } @Override public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException { handleFile(file, target.resolve(source.relativize(file))); return FileVisitResult.CONTINUE; } }); Files.write(new File(temp, "FilterInfo.txt").toPath(), summary_.toString().getBytes(), StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING); } catch (IOException e) { throw new MojoExecutionException("Failure", e); } getLog().info("Filter Complete"); }
From source file:org.deeplearning4j.examples.multigpu.video.VideoGenerator.java
public static void generateVideoData(String outputFolder, String filePrefix, int nVideos, int nFrames, int width, int height, int numShapesPerVideo, boolean backgroundNoise, int numDistractorsPerFrame, long seed) throws Exception { Random r = new Random(seed); for (int i = 0; i < nVideos; i++) { String videoPath = FilenameUtils.concat(outputFolder, filePrefix + "_" + i + ".mp4"); String labelsPath = FilenameUtils.concat(outputFolder, filePrefix + "_" + i + ".txt"); int[] labels = generateVideo(videoPath, nFrames, width, height, numShapesPerVideo, r, backgroundNoise, numDistractorsPerFrame); //Write labels to text file StringBuilder sb = new StringBuilder(); for (int j = 0; j < labels.length; j++) { sb.append(labels[j]);/*w ww . j av a2s. com*/ if (j != labels.length - 1) sb.append("\n"); } Files.write(Paths.get(labelsPath), sb.toString().getBytes("utf-8"), StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING); } }
From source file:at.tfr.securefs.xnio.MessageHandlerImpl.java
@Override public void handleMessage(String json, MessageSender messageSender) throws IOException { log.debug("handleMessage: " + json); final Message message = objectMapper.readValue(json, Message.class); Path path = configuration.getBasePath().resolve(message.getPath()); if (!path.relativize(configuration.getBasePath()).toString().equals("..")) { throw new SecurityException("invalid path spec: " + message.getPath()); }//from w ww . j a va2 s. co m try { final String uniqueKey = message.getUniqueKey(); // find the Channel for this data stream: StreamInfo<ChannelPipe<StreamSourceChannel, StreamSinkChannel>> info = activeStreams.getStreams() .get(uniqueKey); if (message.getType() == MessageType.OPEN && info != null) { log.warn("illegal state on Open stream: " + message); IoUtils.safeClose(info.getStream().getRightSide()); messageSender.send(new Message(MessageType.ERROR, message.getPath()).key(uniqueKey)); } switch (message.getType()) { case ERROR: log.info("error from Client: " + json); case CLOSE: { if (info != null) { IoUtils.safeClose(info.getStream().getRightSide()); } } break; case OPEN: { switch (message.getSubType()) { case READ: { final InputStream is = Files.newInputStream(path, StandardOpenOption.READ); final InputStream cis = new CipherInputStream(is, getCipher(message, Cipher.DECRYPT_MODE)); final ChannelPipe<StreamSourceChannel, StreamSinkChannel> pipe = xnioWorker .createHalfDuplexPipe(); pipe.getLeftSide().getReadSetter().set(new SecureChannelWriterBase(message) { @Override protected void write(Message message) { try { messageSender.send(message); } catch (Exception e) { log.warn("cannot write message=" + message + " : " + e, e); } } }); pipe.getLeftSide().getCloseSetter().set(new ChannelListener<StreamSourceChannel>() { @Override public void handleEvent(StreamSourceChannel channel) { activeStreams.getStreams().remove(uniqueKey); messageSender.send(new Message(MessageType.CLOSE, message.getPath()).key(uniqueKey)); } }); pipe.getRightSide().getWriteSetter().set(new ChannelListener<StreamSinkChannel>() { private byte[] bytes = new byte[Constants.BUFFER_SIZE]; @Override public void handleEvent(StreamSinkChannel channel) { try { int count = 0; while ((count = cis.read(bytes, 0, bytes.length)) > 0) { if (count > 0) { Channels.writeBlocking(pipe.getRightSide(), ByteBuffer.wrap(bytes, 0, count)); } if (count < 0) { pipe.getRightSide().close(); } else { channel.resumeWrites(); } } } catch (Exception e) { log.warn("cannot read from cypher: " + e, e); IoUtils.safeClose(channel); } } }); activeStreams.getStreams().put(uniqueKey, new StreamInfo<ChannelPipe<StreamSourceChannel, StreamSinkChannel>>(pipe, message.getPath())); // start sending data: pipe.getLeftSide().resumeReads(); pipe.getRightSide().resumeWrites(); } break; case WRITE: { Files.createDirectories(path.getParent()); OutputStream os = Files.newOutputStream(path, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.WRITE); OutputStream cos = new CipherOutputStream(os, getCipher(message, Cipher.ENCRYPT_MODE)); ChannelPipe<StreamSourceChannel, StreamSinkChannel> pipe = xnioWorker.createHalfDuplexPipe(); pipe.getLeftSide().getReadSetter().set(new SecureChannelReaderBase() { @Override public void handleEvent(StreamSourceChannel channel) { readChannel(message, cos, pipe, channel); } }); pipe.getLeftSide().getCloseSetter().set(new SecureChannelReaderBase() { @Override public void handleEvent(StreamSourceChannel channel) { try { cos.close(); activeStreams.getStreams().remove(pipe.toString()); messageSender .send(new Message(MessageType.CLOSE, message.getPath()).key(uniqueKey)); log.info("closed channel: " + pipe.toString()); } catch (IOException e) { log.warn("cannot close stream: message=" + message + " : " + e, e); } } }); activeStreams.getStreams().put(uniqueKey, new StreamInfo<ChannelPipe<StreamSourceChannel, StreamSinkChannel>>(pipe, message.getPath())); // start receiving data: pipe.getLeftSide().resumeReads(); } break; default: messageSender.send(new Message(MessageType.ERROR, message.getPath()).key(uniqueKey)); break; } } break; case DATA: { if (info != null) { Channels.writeBlocking(info.getStream().getRightSide(), ByteBuffer.wrap(message.getBytes())); } else { messageSender.send(new Message(MessageType.ERROR, message.getPath()).key(uniqueKey)); } } break; } } catch (IOException e) { log.warn("cannot handle message: " + message + " : " + e, e); throw e; } catch (Exception e) { log.warn("cannot handle message: " + message + " : " + e, e); throw new IOException("cannot handle message: " + message + " : " + e, e); } }
From source file:org.wrml.runtime.service.file.FileSystemService.java
public static void writeModelFile(final Model model, final Path modelFilePath, final URI fileFormatUri, final ModelWriteOptions writeOptions) throws IOException, ModelWriterException { final Context context = model.getContext(); OutputStream out = null;// w ww .j a v a 2 s.co m try { Files.createDirectories(modelFilePath.getParent()); Files.deleteIfExists(modelFilePath); Files.createFile(modelFilePath); out = Files.newOutputStream(modelFilePath, StandardOpenOption.CREATE, StandardOpenOption.WRITE, StandardOpenOption.TRUNCATE_EXISTING); } catch (final IOException e) { IOUtils.closeQuietly(out); throw e; } try { context.writeModel(out, model, writeOptions, fileFormatUri); } catch (final ModelWriterException e) { IOUtils.closeQuietly(out); throw e; } IOUtils.closeQuietly(out); }
From source file:org.ballerinalang.test.packaging.ImportModuleTestCase.java
/** * Importing installed modules from both normal sources and test sources. * * @throws BallerinaTestException When an error occurs executing the command. *//*from www .j a v a 2 s .c o m*/ @Test(description = "Test importing installed modules in test sources") public void testResolveImportsInBoth() throws BallerinaTestException, IOException { Path projPath = tempProjectDirectory.resolve("fourthProj"); Files.createDirectories(projPath); FileUtils.copyDirectory( Paths.get((new File("src/test/resources/import-in-both")).getAbsolutePath()).toFile(), projPath.toFile()); Files.createDirectories(projPath.resolve(".ballerina")); // ballerina install abc balClient.runMain("install", new String[] { "mod2" }, envVariables, new String[] {}, new LogLeecher[] {}, projPath.toString()); // Delete module 'abc' from the project PackagingTestUtils.deleteFiles(projPath.resolve("mod2")); PackagingTestUtils.deleteFiles(projPath.resolve(".ballerina").resolve("repo")); // Rename org-name to "natasha" in Ballerina.toml Path tomlFilePath = projPath.resolve("Ballerina.toml"); String content = "[project]\norg-name = \"natasha\"\nversion = \"1.0.0\"\n"; Files.write(tomlFilePath, content.getBytes(), StandardOpenOption.TRUNCATE_EXISTING); // Module manny/mod2 will be picked from home repository since it was installed before balClient.runMain("build", new String[] {}, envVariables, new String[] {}, new LogLeecher[] {}, projPath.toString()); Assert.assertTrue(Files.exists(projPath.resolve(".ballerina").resolve("repo").resolve("natasha") .resolve("mod1").resolve("1.0.0").resolve("mod1.zip"))); LogLeecher fLeecher = new LogLeecher("Hello Manny !! I got a message --> 100"); balClient.runMain("test", new String[] { "mod1" }, envVariables, new String[] {}, new LogLeecher[] { fLeecher }, projPath.toString()); fLeecher.waitForText(3000); LogLeecher sLeecher = new LogLeecher("Hello Manny !! I got a message --> 100 <---->244"); balClient.runMain("run", new String[] { "mod1" }, envVariables, new String[] {}, new LogLeecher[] { sLeecher }, projPath.toString()); sLeecher.waitForText(3000); }
From source file:org.epics.archiverappliance.TomcatSetup.java
/** * @param testName/*from w ww . java 2 s .co m*/ * @param applianceName * @param port * @param startupPort * @return Returns the CATALINA_BASE for this instance * @throws IOException */ private File makeTomcatFolders(String testName, String applianceName, int port, int startupPort) throws IOException { File testFolder = new File("tomcat_" + testName); assert (testFolder.exists()); File workFolder = new File(testFolder, applianceName); assert (workFolder.mkdir()); File webAppsFolder = new File(workFolder, "webapps"); assert (webAppsFolder.mkdir()); File logsFolder = new File(workFolder, "logs"); assert (logsFolder.mkdir()); FileUtils.copyFile(new File("log4j.properties"), new File(logsFolder, "log4j.properties")); File tempFolder = new File(workFolder, "temp"); tempFolder.mkdir(); logger.debug("Copying the webapps wars to " + webAppsFolder.getAbsolutePath()); FileUtils.copyFile(new File("../mgmt.war"), new File(webAppsFolder, "mgmt.war")); FileUtils.copyFile(new File("../retrieval.war"), new File(webAppsFolder, "retrieval.war")); FileUtils.copyFile(new File("../etl.war"), new File(webAppsFolder, "etl.war")); FileUtils.copyFile(new File("../engine.war"), new File(webAppsFolder, "engine.war")); File confOriginal = new File(System.getenv("TOMCAT_HOME"), "conf_original"); File confFolder = new File(workFolder, "conf"); logger.debug("Copying the config from " + confOriginal.getAbsolutePath() + " to " + confFolder.getAbsolutePath()); if (!confOriginal.exists()) { throw new IOException( "For the tomcat tests to work, we expect that when you extract the tomcat distrbution to " + System.getenv("TOMCAT_HOME") + ", you copy the pristine conf folder to a folder called conf_original. This folder " + confOriginal.getAbsolutePath() + " does not seem to exist."); } // We expect that when you set up TOMCAT_HOME, FileUtils.copyDirectory(confOriginal, confFolder); // We then replace the server.xml with one we generate. // TomcatSampleServer.xml is a simple MessageFormat template with entries for // 0) server http port // 1) server startup port String serverXML = new String( Files.readAllBytes(Paths.get("./src/test/org/epics/archiverappliance/TomcatSampleServer.xml"))); String formattedServerXML = MessageFormat.format(serverXML, port, startupPort); Files.write(Paths.get(confFolder.getAbsolutePath(), "server.xml"), formattedServerXML.getBytes(), StandardOpenOption.TRUNCATE_EXISTING); logger.debug("Done generating server.xml"); return workFolder; }
From source file:cloudeventbus.pki.CertificateUtils.java
/** * Saves a collection of certificates to the specified file. * * @param fileName the file to which the certificates will be saved * @param certificates the certificate to be saved * @throws IOException if an I/O error occurs */// w w w . j ava 2s. c om public static void saveCertificates(String fileName, Collection<Certificate> certificates) throws IOException { final Path path = Paths.get(fileName); final Path directory = path.getParent(); if (directory != null && !Files.exists(directory)) { Files.createDirectories(directory); } try (final OutputStream fileOut = Files.newOutputStream(path, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING); final OutputStream out = new Base64OutputStream(fileOut)) { CertificateStoreLoader.store(out, certificates); } }
From source file:net.sf.taverna.t2.commandline.data.InputsHandler.java
private void setValue(Path port, Object userInput) throws IOException { if (userInput instanceof File) { DataBundles.setReference(port, ((File) userInput).toURI()); } else if (userInput instanceof URL) { try {/*from w w w . j a v a 2s .c om*/ DataBundles.setReference(port, ((URL) userInput).toURI()); } catch (URISyntaxException e) { logger.warn(String.format("Error converting %1$s to URI", userInput), e); } } else if (userInput instanceof String) { DataBundles.setStringValue(port, (String) userInput); } else if (userInput instanceof byte[]) { Files.write(port, (byte[]) userInput, StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.CREATE); } else if (userInput instanceof List<?>) { DataBundles.createList(port); List<?> list = (List<?>) userInput; for (Object object : list) { setValue(DataBundles.newListItem(port), object); } } else { logger.warn("Unknown input type : " + userInput.getClass().getName()); } }
From source file:revisaoswing.FormCadastro.java
private void btnSalvarActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnSalvarActionPerformed String nome = txtNome.getText(); if (nome.isEmpty()) { JOptionPane.showMessageDialog(this, "Erro", "Nome no informado", JOptionPane.ERROR_MESSAGE); return;//from w ww .j av a2 s.c om } String dataNasc = txtDtNasc.getText(); String sexo = "f"; if (rbMasc.isSelected()) { sexo = "m"; } String funcao = cbFuncao.getSelectedItem().toString(); boolean vt = ckbVT.isSelected(); JSONObject obj = new JSONObject(); obj.put("Nome", nome); obj.put("Data", dataNasc); obj.put("Sexo", sexo); obj.put("Funcao", funcao); obj.put("VT", vt); try { RevisaoSwing.carregarArray(); RevisaoSwing.array.add(obj); byte[] bytes = RevisaoSwing.array.toJSONString().getBytes(); Files.write(RevisaoSwing.arquivo, bytes, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.WRITE); } catch (IOException ex) { Logger.getLogger(FormCadastro.class.getName()).log(Level.SEVERE, null, ex); } JOptionPane.showMessageDialog(this, "Salvo com Sucesso!"); txtNome.setText(null); txtDtNasc.setText(null); rbMasc.setSelected(true); ckbVT.setSelected(false); cbFuncao.setSelectedIndex(0); }