Example usage for java.nio.file StandardCopyOption REPLACE_EXISTING

Introduction

In this page you can find the example usage for java.nio.file StandardCopyOption REPLACE_EXISTING.

Prototype

StandardCopyOption REPLACE_EXISTING

To view the source code for java.nio.file StandardCopyOption REPLACE_EXISTING.

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Document

Replace an existing file if it exists.

Usage

From source file:com.yahoo.parsec.gradle.utils.FileUtils.java

/**
 * Write resource to file./*from  www . j a  v a 2  s. c o  m*/
 *
 * @param inputStream input stream
 * @param outputFile  output file
 * @param overwrite   overwrite flag
 * @throws IOException IOException
 */
public void writeResourceToFile(final InputStream inputStream, String outputFile, boolean overwrite)
        throws IOException {
    File file = new File(outputFile);
    String outputFileDigest = "";

    if (file.exists()) {
        if (!overwrite) {
            logger.info("Skipping pre-existing " + outputFile);
            return;
        } else {
            try (InputStream outputFileStream = new FileInputStream(file)) {
                outputFileDigest = DigestUtils.md5Hex(outputFileStream);
            } catch (IOException e) {
                throw e;
            }
        }
    }

    try {
        byte[] bytes = IOUtils.toByteArray(inputStream);
        if (DigestUtils.md5Hex(bytes).equals(outputFileDigest)) {
            logger.info("Skipping unmodified " + outputFile);
            return;
        } else {
            logger.info("Creating file " + outputFile);
            Files.copy(new ByteArrayInputStream(bytes), Paths.get(outputFile),
                    StandardCopyOption.REPLACE_EXISTING);
        }
    } catch (IOException e) {
        throw e;
    }
}

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From source file:com.aspose.barcode.maven.examples.AsposeExampleSupport.java

public void createExample() {
    String srcExamplePath = System.getProperty("user.home") + File.separator + localExampleFolder
            + File.separator + localExampleSourceFolder;
    String srcExampleResourcePath = System.getProperty("user.home") + File.separator + localExampleFolder
            + File.separator + localExampleResourceFolder;

    String destProjectExamplePath = selectedProjectPath + File.separator + localExampleSourceFolder;
    String destProjectExampleResourcePath = selectedProjectPath + File.separator + localExampleResourceFolder;

    File srcExampleCategoryPath = new File(srcExamplePath + File.separator + exampleCategory);
    File destExampleCategoryPath = new File(destProjectExamplePath + File.separator + exampleCategory);

    Path srcUtil = new File(srcExamplePath + File.separator + "Utils.java").toPath();
    Path destUtil = new File(destProjectExamplePath + File.separator + "Utils.java").toPath();

    File srcExampleResourceCategoryPath = new File(srcExampleResourcePath + File.separator + exampleCategory);
    File destExampleResourceCategoryPath = new File(
            destProjectExampleResourcePath + File.separator + exampleCategory);

    String repositoryPOM_XML = System.getProperty("user.home") + File.separator + localExampleFolder
            + File.separator + AsposeConstants.MAVEN_POM_XML;

    try {/*from   w  w w  .  java2s.co  m*/
        FileUtils.copyDirectory(srcExampleCategoryPath, destExampleCategoryPath);
        Files.copy(srcUtil, destUtil, StandardCopyOption.REPLACE_EXISTING);
        FileUtils.copyDirectory(srcExampleResourceCategoryPath, destExampleResourceCategoryPath);

        NodeList examplesNoneAsposeDependencies = AsposeMavenProjectManager.getInstance()
                .getDependenciesFromPOM(repositoryPOM_XML, AsposeConstants.ASPOSE_GROUP_ID);
        AsposeMavenProjectManager.getInstance().addMavenDependenciesInProject(examplesNoneAsposeDependencies);

        NodeList examplesNoneAsposeRepositories = AsposeMavenProjectManager.getInstance()
                .getRepositoriesFromPOM(repositoryPOM_XML, AsposeConstants.ASPOSE_MAVEN_REPOSITORY);
        AsposeMavenProjectManager.getInstance().addMavenRepositoriesInProject(examplesNoneAsposeRepositories);

        project.refreshLocal(IResource.DEPTH_INFINITE, null);

    } catch (IOException | CoreException e) {
        e.printStackTrace();
    }

}

---

From source file:org.apdplat.superword.tools.WordClassifierForWebster.java

public static void parseZip(String zipFile) {
    LOGGER.info("?ZIP" + zipFile);
    try (FileSystem fs = FileSystems.newFileSystem(Paths.get(zipFile),
            WordClassifierForWebster.class.getClassLoader())) {
        for (Path path : fs.getRootDirectories()) {
            LOGGER.info("?" + path);
            Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

                @Override/*from  w  w w.j  a  v  a 2s.  co m*/
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    LOGGER.info("?" + file);
                    // ?
                    Path temp = Paths.get("target/origin-html-temp.txt");
                    Files.copy(file, temp, StandardCopyOption.REPLACE_EXISTING);
                    parseFile(temp.toFile().getAbsolutePath());
                    return FileVisitResult.CONTINUE;
                }

            });
        }
    } catch (Exception e) {
        LOGGER.error("?", e);
    }
}

---

From source file:com.btkelly.gnag.tasks.CheckLocalTask.java

private void copyCssFile(final File gnagReportDirectory) throws IOException {
    final InputStream gnagCssFileInputStream = getClass().getClassLoader().getResourceAsStream(CSS_FILE_NAME);

    Enumeration<URL> e = getClass().getClassLoader().getResources(".");
    while (e.hasMoreElements()) {
        System.out.println(e.nextElement());
    }/*from  www. j  ava 2s  .  c  o m*/

    final Path gnagCssFileTargetPath = Paths.get(gnagReportDirectory.getAbsolutePath(), CSS_FILE_NAME);

    try {
        Files.copy(gnagCssFileInputStream, gnagCssFileTargetPath, StandardCopyOption.REPLACE_EXISTING);
    } catch (final IOException ignored) {
        Logger.logError("Error copying CSS file for local report.");
    } finally {
        try {
            gnagCssFileInputStream.close();
        } catch (final IOException ignored) {
        }
    }

}

---

From source file:org.roda.common.certification.OOXMLSignatureUtils.java

public static void runDigitalSignatureStrip(Path input, Path output)
        throws IOException, InvalidFormatException {

    CopyOption[] copyOptions = new CopyOption[] { StandardCopyOption.REPLACE_EXISTING };
    Files.copy(input, output, copyOptions);
    OPCPackage pkg = OPCPackage.open(output.toString(), PackageAccess.READ_WRITE);

    ArrayList<PackagePart> pps = pkg.getPartsByContentType(SIGN_CONTENT_TYPE_OOXML);
    for (PackagePart pp : pps) {
        pkg.removePart(pp);//  w ww  . j  a  va 2s. c  o m
    }

    ArrayList<PackagePart> ppct = pkg.getPartsByRelationshipType(SIGN_REL_TYPE_OOXML);
    for (PackagePart pp : ppct) {
        pkg.removePart(pp);
    }

    for (PackageRelationship r : pkg.getRelationships()) {
        if (r.getRelationshipType().equals(SIGN_REL_TYPE_OOXML)) {
            pkg.removeRelationship(r.getId());
        }
    }

    pkg.close();
}

---

From source file:de.flashpixx.rrd_antlr4.engine.template.IBaseTemplate.java

/**
 * copies files from the directory of the template to the output directory
 *
 * @param p_templatefile file within the template directory
 * @param p_output output directory/*  ww w .j  a  v  a2 s  .  c om*/
 * @throws IOException on IO error
 * @throws URISyntaxException on URL syntax error
 */
protected final void copy(final String p_templatefile, final Path p_output)
        throws IOException, URISyntaxException {
    final Path l_target = Paths.get(p_output.toString(), p_templatefile);
    Files.createDirectories(l_target.getParent());
    Files.copy(CCommon.resourceurl(MessageFormat.format("{0}{1}{2}{3}", "de/flashpixx/rrd_antlr4/template/",
            m_name, "/", p_templatefile)).openStream(), l_target, StandardCopyOption.REPLACE_EXISTING);
}

---

From source file:org.forgerock.openidm.maintenance.upgrade.FileStateCheckerTest.java

@Test
public void testUpdateStateAddition() throws IOException, URISyntaxException, NoSuchAlgorithmException {
    Files.copy(Paths.get(getClass().getResource("/checksums2.csv").toURI()), tempFile,
            StandardCopyOption.REPLACE_EXISTING);
    ChecksumFile tempChecksumFile = new ChecksumFile(tempFile);
    FileStateChecker checker = new FileStateChecker(tempChecksumFile);
    Path filepath = Paths.get("badformat.csv");
    assertThat(checker.getCurrentFileState(filepath).equals(FileState.NONEXISTENT));
    checker.updateState(filepath);/*from   ww  w .  ja  va2 s . c o m*/
    checker = new FileStateChecker(tempChecksumFile);
    assertThat(checker.getCurrentFileState(filepath).equals(FileState.UNCHANGED));
}

---

From source file:org.roda.core.plugins.plugins.characterization.OOXMLSignatureUtils.java

public static void runDigitalSignatureStrip(Path input, Path output)
        throws IOException, InvalidFormatException {

    CopyOption[] copyOptions = new CopyOption[] { StandardCopyOption.REPLACE_EXISTING };
    Files.copy(input, output, copyOptions);
    try (OPCPackage pkg = OPCPackage.open(output.toString(), PackageAccess.READ_WRITE)) {

        ArrayList<PackagePart> pps = pkg.getPartsByContentType(SIGN_CONTENT_TYPE_OOXML);
        for (PackagePart pp : pps) {
            pkg.removePart(pp);/*from w  ww.j ava  2 s .c  om*/
        }

        ArrayList<PackagePart> ppct = pkg.getPartsByRelationshipType(SIGN_REL_TYPE_OOXML);
        for (PackagePart pp : ppct) {
            pkg.removePart(pp);
        }

        for (PackageRelationship r : pkg.getRelationships()) {
            if (r.getRelationshipType().equals(SIGN_REL_TYPE_OOXML)) {
                pkg.removeRelationship(r.getId());
            }
        }
    }
}

---

From source file:org.structr.media.ConverterProcess.java

@Override
public VideoFile processExited(int exitCode) {

    final App app = StructrApp.getInstance(securityContext);

    if (exitCode == 0) {

        try (final Tx tx = app.tx()) {

            // move converted file into place
            final java.io.File diskFile = new java.io.File(outputFileName + fileExtension);
            final java.io.File dstFile = new java.io.File(outputFileName);
            if (diskFile.exists()) {

                Files.move(diskFile.toPath(), dstFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
                FileHelper.updateMetadata(newFile);

                // create link between the two videos
                newFile.setProperty(StructrApp.key(VideoFile.class, "originalVideo"), inputFile);
            }/*w  w w . j  a  va  2  s .  c o m*/

            tx.success();

        } catch (FrameworkException | IOException fex) {
            logger.warn("", fex);
        }

    } else {

        // delete file, conversion has failed
        try (final Tx tx = app.tx()) {

            app.delete(newFile);
            tx.success();

        } catch (FrameworkException fex) {
            logger.warn("", fex);
        }

    }

    return newFile;
}

---

From source file:org.apdplat.superword.tools.WordClassifierForOxford.java

public static void parseZip(String zipFile) {
    LOGGER.info("?ZIP" + zipFile);
    try (FileSystem fs = FileSystems.newFileSystem(Paths.get(zipFile),
            WordClassifierForOxford.class.getClassLoader())) {
        for (Path path : fs.getRootDirectories()) {
            LOGGER.info("?" + path);
            Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

                @Override/*  ww w  .  ja va  2s .c om*/
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    LOGGER.info("?" + file);
                    // ?
                    Path temp = Paths.get("target/origin-html-temp.txt");
                    Files.copy(file, temp, StandardCopyOption.REPLACE_EXISTING);
                    parseFile(temp.toFile().getAbsolutePath());
                    return FileVisitResult.CONTINUE;
                }

            });
        }
    } catch (Exception e) {
        LOGGER.error("?", e);
    }
}

---

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