Example usage for java.nio.file Files deleteIfExists

List of usage examples for java.nio.file Files deleteIfExists

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Introduction

In this page you can find the example usage for java.nio.file Files deleteIfExists.

Prototype

public static boolean deleteIfExists(Path path) throws IOException

Source Link

Document

Deletes a file if it exists.

Usage

From source file:org.codice.ddf.catalog.content.impl.FileSystemStorageProvider.java

private void commitUpdates(StorageRequest request) throws StorageException {
    try {//from w  w w.  ja  v  a  2  s. com
        for (String contentUri : updateMap.get(request.getId())) {
            Path contentIdDir = getTempContentItemDir(request.getId(), new URI(contentUri));
            Path target = getContentItemDir(new URI(contentUri));
            try {
                if (Files.exists(contentIdDir)) {
                    if (Files.exists(target)) {
                        List<Path> files = listPaths(target);
                        for (Path file : files) {
                            if (!Files.isDirectory(file)) {
                                Files.deleteIfExists(file);
                            }
                        }
                    }
                    Files.createDirectories(target.getParent());
                    Files.move(contentIdDir, target, StandardCopyOption.REPLACE_EXISTING);
                }
            } catch (IOException e) {
                LOGGER.debug(
                        "Unable to move files by simple rename, resorting to copy. This will impact performance.",
                        e);
                try {
                    Path createdTarget = Files.createDirectories(target);
                    List<Path> files = listPaths(contentIdDir);
                    Files.copy(files.get(0), Paths.get(createdTarget.toAbsolutePath().toString(),
                            files.get(0).getFileName().toString()));
                } catch (IOException e1) {
                    throw new StorageException("Unable to commit changes for request: " + request.getId(), e1);
                }
            }
        }
    } catch (URISyntaxException e) {
        throw new StorageException(e);
    } finally {
        rollback(request);
    }
}

From source file:org.apache.solr.handler.PingRequestHandler.java

protected void handleEnable(boolean enable) throws SolrException {
    if (healthcheck == null) {
        throw new SolrException(SolrException.ErrorCode.SERVICE_UNAVAILABLE, "No healthcheck file defined.");
    }/*from   w w w. j  a  v  a2 s.com*/
    if (enable) {
        try {
            // write out when the file was created
            FileUtils.write(healthcheck, Instant.now().toString(), "UTF-8");
        } catch (IOException e) {
            throw new SolrException(SolrException.ErrorCode.SERVER_ERROR,
                    "Unable to write healthcheck flag file", e);
        }
    } else {
        try {
            Files.deleteIfExists(healthcheck.toPath());
        } catch (Throwable cause) {
            throw new SolrException(SolrException.ErrorCode.NOT_FOUND,
                    "Did not successfully delete healthcheck file: " + healthcheck.getAbsolutePath(), cause);
        }
    }
}

From source file:com.sumzerotrading.eod.trading.strategy.ReportGeneratorTest.java

@Test
public void testWriteRoundTrip() throws Exception {
    Path path = Files.createTempFile("ReportGeneratorUnitTest", ".txt");
    reportGenerator.outputFile = path.toString();
    String expected = "2016-03-19T07:01:10,Long,ABC,100,100.23,0,2016-03-20T06:01:10,101.23,0,Short,XYZ,50,250.34,0,251.34,0";

    Ticker longTicker = new StockTicker("ABC");
    Ticker shortTicker = new StockTicker("XYZ");
    int longSize = 100;
    int shortSize = 50;
    double longEntryFillPrice = 100.23;
    double longExitFillPrice = 101.23;
    double shortEntryFillPrice = 250.34;
    double shortExitFillPrice = 251.34;
    ZonedDateTime entryTime = ZonedDateTime.of(2016, 3, 19, 7, 1, 10, 0, ZoneId.systemDefault());
    ZonedDateTime exitTime = ZonedDateTime.of(2016, 3, 20, 6, 1, 10, 0, ZoneId.systemDefault());

    TradeOrder longEntry = new TradeOrder("123", longTicker, longSize, TradeDirection.BUY);
    longEntry.setFilledPrice(longEntryFillPrice);
    longEntry.setOrderFilledTime(entryTime);

    TradeOrder longExit = new TradeOrder("123", longTicker, longSize, TradeDirection.SELL);
    longExit.setFilledPrice(longExitFillPrice);
    longExit.setOrderFilledTime(exitTime);

    TradeOrder shortEntry = new TradeOrder("123", shortTicker, shortSize, TradeDirection.SELL);
    shortEntry.setFilledPrice(shortEntryFillPrice);
    shortEntry.setOrderFilledTime(entryTime);

    TradeOrder shortExit = new TradeOrder("123", shortTicker, shortSize, TradeDirection.BUY);
    shortExit.setFilledPrice(shortExitFillPrice);
    shortExit.setOrderFilledTime(exitTime);

    RoundTrip roundTrip = new RoundTrip();
    roundTrip.longEntry = longEntry;//  w w w.  j  a  v a2s . c om
    roundTrip.longExit = longExit;
    roundTrip.shortEntry = shortEntry;
    roundTrip.shortExit = shortExit;

    System.out.println("Writing out to file: " + path);

    reportGenerator.writeRoundTripToFile(roundTrip);

    List<String> lines = Files.readAllLines(path);
    assertEquals(1, lines.size());
    assertEquals(expected, lines.get(0));

    Files.deleteIfExists(path);

}

From source file:org.digidoc4j.main.DigiDoc4JTest.java

@Test
public void createsContainerWithTypeSettingBasedOnFileExtensionBDoc() throws Exception {
    String fileName = "test1.bdoc";
    Files.deleteIfExists(Paths.get(fileName));

    String[] params = new String[] { "-in", fileName, "-add", "testFiles/test.txt", "text/plain", "-pkcs12",
            "testFiles/signout.p12", "test" };

    callMainWithoutSystemExit(params);//from   ww w  .  j  a va  2s. co m

    Container container = ContainerOpener.open(fileName);
    assertEquals("BDOC", container.getType());
}

From source file:org.jboss.as.test.integration.domain.SlaveHostControllerAuthenticationTestCase.java

private void removeCredentialStore(String storeName, Path storageFile) throws Exception {
    ModelNode op = new ModelNode();
    op.get(OP).set(REMOVE);//  w  w w.  j  a  va2  s  .c o  m
    op.get(OP_ADDR).add(HOST, "slave").add(SUBSYSTEM, "elytron").add("credential-store", storeName);
    getDomainSlaveClient().execute(new OperationBuilder(op).build());
    Files.deleteIfExists(CREDNETIAL_STORE_STORAGE_FILE);
    reloadSlave();
    testSupport.getDomainSlaveLifecycleUtil().awaitHostController(System.currentTimeMillis());
}

From source file:com.sumzerotrading.intraday.trading.strategy.ReportGeneratorTest.java

@Test
public void testReportGeneratorEndToEnd() throws Exception {
    StockTicker longTicker = new StockTicker("ABC");
    StockTicker shortTicker = new StockTicker("XYZ");

    ZonedDateTime entryOrderTime = ZonedDateTime.of(2016, 3, 25, 6, 18, 35, 0, ZoneId.systemDefault());
    ZonedDateTime exitOrderTime = ZonedDateTime.of(2016, 3, 25, 6, 19, 35, 0, ZoneId.systemDefault());

    String directory = System.getProperty("java.io.tmpdir");
    if (!directory.endsWith("/")) {
        directory += "/";
    }//w  w w . j  a  v  a  2s  .  c  o m
    Path reportPath = Paths.get(directory + "report.csv");
    Files.deleteIfExists(reportPath);
    System.out.println("Creating directory at: " + directory);
    ReportGenerator generator = new ReportGenerator(directory);

    TradeOrder longEntryOrder = new TradeOrder("123", longTicker, 100, TradeDirection.BUY);
    longEntryOrder.setFilledPrice(100.00);
    longEntryOrder.setReference("Intraday-Strategy:guid-123:Entry:Long*");
    longEntryOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    longEntryOrder.setOrderFilledTime(entryOrderTime);

    generator.orderEvent(new OrderEvent(longEntryOrder, null));
    assertFalse(Files.exists(reportPath));

    TradeOrder longExitOrder = new TradeOrder("1234", longTicker, 100, TradeDirection.SELL);
    longExitOrder.setFilledPrice(105.00);
    longExitOrder.setReference("Intraday-Strategy:guid-123:Exit:Long*");
    longExitOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    longExitOrder.setOrderFilledTime(exitOrderTime);

    generator.orderEvent(new OrderEvent(longExitOrder, null));
    assertTrue(Files.exists(reportPath));

    List<String> lines = Files.readAllLines(reportPath);
    assertEquals(1, lines.size());

    String line = lines.get(0);
    String expected = "2016-03-25T06:18:35,LONG,ABC,100,100.0,0,2016-03-25T06:19:35,105.0,0";
    assertEquals(expected, line);

    generator.orderEvent(new OrderEvent(longEntryOrder, null));
    generator.orderEvent(new OrderEvent(longExitOrder, null));

    lines = Files.readAllLines(reportPath);
    assertEquals(2, lines.size());
    assertEquals(expected, lines.get(0));
    assertEquals(expected, lines.get(1));

}

From source file:com.sumzerotrading.eod.trading.strategy.ReportGeneratorTest.java

@Test
public void testReportGeneratorEndToEnd() throws Exception {
    StockTicker longTicker = new StockTicker("ABC");
    StockTicker shortTicker = new StockTicker("XYZ");

    ZonedDateTime entryOrderTime = ZonedDateTime.of(2016, 3, 25, 6, 18, 35, 0, ZoneId.systemDefault());
    ZonedDateTime exitOrderTime = ZonedDateTime.of(2016, 3, 25, 6, 19, 35, 0, ZoneId.systemDefault());

    String directory = System.getProperty("java.io.tmpdir");
    if (!directory.endsWith("/")) {
        directory += "/";
    }//  w  w w. j  a  v  a2 s.co  m
    Path reportPath = Paths.get(directory + "report.csv");
    Files.deleteIfExists(reportPath);
    System.out.println("Creating directory at: " + directory);
    ReportGenerator generator = new ReportGenerator(directory);

    TradeOrder longEntryOrder = new TradeOrder("123", longTicker, 100, TradeDirection.BUY);
    longEntryOrder.setFilledPrice(100.00);
    longEntryOrder.setReference("EOD-Pair-Strategy:guid-123:Entry:Long*");
    longEntryOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    longEntryOrder.setOrderFilledTime(entryOrderTime);

    TradeOrder shortEntryOrder = new TradeOrder("234", shortTicker, 50, TradeDirection.SELL);
    shortEntryOrder.setFilledPrice(50.00);
    shortEntryOrder.setReference("EOD-Pair-Strategy:guid-123:Entry:Short*");
    shortEntryOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    shortEntryOrder.setOrderFilledTime(entryOrderTime);

    generator.orderEvent(new OrderEvent(longEntryOrder, null));
    assertFalse(Files.exists(reportPath));

    generator.orderEvent(new OrderEvent(shortEntryOrder, null));
    assertFalse(Files.exists(reportPath));

    TradeOrder longExitOrder = new TradeOrder("1234", longTicker, 100, TradeDirection.SELL);
    longExitOrder.setFilledPrice(105.00);
    longExitOrder.setReference("EOD-Pair-Strategy:guid-123:Exit:Long*");
    longExitOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    longExitOrder.setOrderFilledTime(exitOrderTime);

    TradeOrder shortExitOrder = new TradeOrder("2345", shortTicker, 50, TradeDirection.BUY);
    shortExitOrder.setFilledPrice(40.00);
    shortExitOrder.setReference("EOD-Pair-Strategy:guid-123:Exit:Short*");
    shortExitOrder.setCurrentStatus(OrderStatus.Status.FILLED);
    shortExitOrder.setOrderFilledTime(exitOrderTime);

    generator.orderEvent(new OrderEvent(longExitOrder, null));
    assertFalse(Files.exists(reportPath));

    generator.orderEvent(new OrderEvent(shortExitOrder, null));
    assertTrue(Files.exists(reportPath));

    List<String> lines = Files.readAllLines(reportPath);
    assertEquals(1, lines.size());

    String line = lines.get(0);
    String expected = "2016-03-25T06:18:35,Long,ABC,100,100.0,0,2016-03-25T06:19:35,105.0,0,Short,XYZ,50,50.0,0,40.0,0";
    assertEquals(expected, line);

    generator.orderEvent(new OrderEvent(longEntryOrder, null));
    generator.orderEvent(new OrderEvent(longExitOrder, null));
    generator.orderEvent(new OrderEvent(shortEntryOrder, null));
    generator.orderEvent(new OrderEvent(shortExitOrder, null));

    lines = Files.readAllLines(reportPath);
    assertEquals(2, lines.size());
    assertEquals(expected, lines.get(0));
    assertEquals(expected, lines.get(1));

}

From source file:com.chortitzer.web.admin.controller.TiemposBean.java

public void processMarcasFile() {
    try {//from www .  j  a  v a  2  s  .com
        FacesContext.getCurrentInstance().addMessage("form:msgs",
                new FacesMessage(FacesMessage.SEVERITY_INFO, "", "Cargando..."));
        String fileName = "C:\\Users\\adriang\\Documents\\Synel\\SYBridge\\Data\\Collect.dat";
        if (Files.exists(Paths.get(fileName))) {

            Path file = Paths.get(fileName);
            Integer countNoRegistrados = 0;
            Scanner scanner = new Scanner(file, StandardCharsets.UTF_8.name());
            while (scanner.hasNextLine()) {
                String aLine = scanner.nextLine();
                SimpleDateFormat formatter = new SimpleDateFormat("ddMMyyHHmm");
                Date d = formatter.parse(aLine.substring(10, 16) + aLine.substring(29, 33));
                //System.out.println(d.toString());
                //System.out.println(aLine.substring(18, 29));
                //System.out.println(aLine.substring(16, 17));

                RrhhMarcas rrhhMarcas = new RrhhMarcas();
                rrhhMarcas.setFechahora(d);
                rrhhMarcas.setNroEmpleado(rrhhEmpleadosRepo.findOne(Integer.parseInt(aLine.substring(18, 29))));
                rrhhMarcas.setEntradaSalida(Integer.parseInt(aLine.substring(17, 18)));

                //if (em.find(RrhhTiempos.class, rrhhTiemposPK) == null) {
                if (rrhhMarcas.getNroEmpleado() == null) {
                    FacesContext.getCurrentInstance().addMessage(null, new FacesMessage(
                            FacesMessage.SEVERITY_ERROR, "Error!",
                            "Existen registros para empleados no identificacdos en la base de datos! - Nro.: "
                                    + aLine.substring(18, 29)));
                    countNoRegistrados += 1;
                    System.out.println("Empleado sin registro: " + aLine.substring(18, 29));
                } else {
                    rrhhMarcasRepo.save(rrhhMarcas);
                }

            }
            limpiarMarcasDobles();
            if (countNoRegistrados == 0) {
                Files.deleteIfExists(file);
            }
        }
    } catch (Exception ex) {
        LOGGER.error(Thread.currentThread().getStackTrace()[1].getMethodName(), ex);
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_ERROR, "Error!", ex.getMessage()));
    }
}

From source file:org.fao.geonet.api.records.attachments.FilesystemStore.java

@Override
public String delResource(ServiceContext context, String metadataUuid, String resourceId) throws Exception {
    canEdit(context, metadataUuid);/*from  w w w .  ja va2 s.  c  o m*/

    Path filePath = getResource(context, metadataUuid, resourceId);

    try {
        Files.deleteIfExists(filePath);
        return String.format("MetadataResource '%s' removed.", resourceId);
    } catch (IOException e) {
        return String.format("Unable to remove resource '%s'.", resourceId);
    }
}

From source file:org.digidoc4j.main.DigiDoc4JTest.java

@Test
public void createsContainerWithTypeSettingBDocIfNoSuitableFileExtensionAndNoType() throws Exception {
    System.setProperty("digidoc4j.mode", "TEST");
    String fileName = "test1.test";
    Files.deleteIfExists(Paths.get(fileName));

    String[] params = new String[] { "-in", fileName, "-add", "testFiles/test.txt", "text/plain", "-pkcs12",
            "testFiles/signout.p12", "test" };

    callMainWithoutSystemExit(params);//from  w w w. j  a v a  2  s . co  m

    Container container = ContainerOpener.open(fileName);
    assertEquals("BDOC", container.getType());
    System.setProperty("digidoc4j.mode", "PROD");
}