本文整理了Java中java.nio.file.Path.getRoot()方法的一些代码示例，展示了Path.getRoot()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Path.getRoot()方法的具体详情如下：
包路径：java.nio.file.Path
类名称：Path
方法名：getRoot

Path.getRoot介绍

暂无

代码示例

代码示例来源：origin: apache/groovy

@Override
public Path getRoot() {
  return delegate.getRoot();
}

代码示例来源：origin: GoogleContainerTools/jib

/**
 * Resolves this path against another relative path (by the name elements of {@code
 * relativePath}).
 *
 * @param relativePath the relative path to resolve against
 * @return a new {@link AbsoluteUnixPath} representing the resolved path
 */
public AbsoluteUnixPath resolve(Path relativePath) {
 Preconditions.checkArgument(
   relativePath.getRoot() == null, "Cannot resolve against absolute Path: " + relativePath);
 return AbsoluteUnixPath.fromPath(Paths.get(unixPath).resolve(relativePath));
}

代码示例来源：origin: apache/nifi

protected static String calculateDefaultOutputDirectory(Path currentPath) {
  Path currentAbsolutePath = currentPath.toAbsolutePath();
  Path parent = currentAbsolutePath.getParent();
  if (currentAbsolutePath.getRoot().equals(parent)) {
    return parent.toString();
  } else {
    Path currentNormalizedPath = currentAbsolutePath.normalize();
    return "../" + currentNormalizedPath.getFileName().toString();
  }
}

代码示例来源：origin: dreamhead/moco

private static Path searchPath(final Path path, final int globIndex) {
  Path root = path.getRoot();
  Path subpath = path.subpath(0, globIndex);
  if (root == null) {
    return subpath;
  }
  return Paths.get(root.toString(), subpath.toString());
}

代码示例来源：origin: GoogleContainerTools/jib

/**
 * Gets a new {@link AbsoluteUnixPath} from a {@link Path}. The {@code path} must be absolute
 * (indicated by a non-null {@link Path#getRoot}).
 *
 * @param path the absolute {@link Path} to convert to an {@link AbsoluteUnixPath}.
 * @return a new {@link AbsoluteUnixPath}
 */
public static AbsoluteUnixPath fromPath(Path path) {
 Preconditions.checkArgument(
   path.getRoot() != null, "Cannot create AbsoluteUnixPath from non-absolute Path: " + path);
 ImmutableList.Builder<String> pathComponents =
   ImmutableList.builderWithExpectedSize(path.getNameCount());
 for (Path pathComponent : path) {
  pathComponents.add(pathComponent.toString());
 }
 return new AbsoluteUnixPath(pathComponents.build());
}

代码示例来源：origin: MovingBlocks/Terasology

/**
 * Searches for a parent directory containing the natives directory
 *
 * @param startPath path to start from
 * @param maxDepth  max directory levels to search
 * @return the adjusted path containing the natives directory or null if not found
 */
private Path findNativesHome(Path startPath, int maxDepth) {
  int levelsToSearch = maxDepth;
  Path checkedPath = startPath;
  while (levelsToSearch > 0) {
    File dirToTest = new File(checkedPath.toFile(), NATIVES_DIR);
    if (dirToTest.exists()) {
      System.out.println("Found the natives dir: " + dirToTest);
      return checkedPath;
    }
    checkedPath = checkedPath.getParent();
    if (checkedPath.equals(startPath.getRoot())) {
      System.out.println("Uh oh, reached the root path, giving up");
      return null;
    }
    levelsToSearch--;
  }
  System.out.println("Failed to find the natives dir within " + maxDepth + " levels of " + startPath);
  return null;
}

代码示例来源：origin: GoogleContainerTools/jib

/**
 * Adds a {@link TarArchiveEntry} if its extraction path does not exist yet. Also adds all of
 * the parent directories on the extraction path.
 *
 * @param tarArchiveEntry the {@link TarArchiveEntry}
 */
private void add(TarArchiveEntry tarArchiveEntry) {
 if (names.contains(tarArchiveEntry.getName())) {
  return;
 }
 // Adds all directories along extraction paths to explicitly set permissions for those
 // directories.
 Path namePath = Paths.get(tarArchiveEntry.getName());
 if (namePath.getParent() != namePath.getRoot()) {
  add(new TarArchiveEntry(DIRECTORY_FILE, namePath.getParent().toString()));
 }
 entries.add(tarArchiveEntry);
 names.add(tarArchiveEntry.getName());
}

代码示例来源：origin: spotbugs/spotbugs

@ExpectWarning("NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE")
void npe6() throws IOException{
  use(PATH.getRoot().getNameCount());
}

代码示例来源：origin: neo4j/neo4j

rootPath.resolve( urlPath.getRoot().relativize( urlPath ) ).normalize().toAbsolutePath();

代码示例来源：origin: org.apache.lucene/lucene-core

devName = path.getRoot().resolve(devName).toRealPath().getFileName().toString();
Path sysinfo = path.getRoot().resolve("sys").resolve("block");
Path devsysinfo = null;
int matchlen = 0;

代码示例来源：origin: embulk/embulk

Path built;
if (dirNormalized.isAbsolute()) {
  built = dirNormalized.getRoot();
} else {
  built = Paths.get("");

代码示例来源：origin: syncany/syncany

assertNotNull("Files are not equal: Expected file is " + expectedFile + ", actual file is null.", actualFile);
Path root = Paths.get(actualFile.getAbsolutePath()).getRoot();
FileVersionComparator fileVersionComparator = new FileVersionComparator(root.toFile(), "SHA1");

代码示例来源：origin: org.eclipse.jetty/jetty-util

Path root = path.getRoot();
if (root != null)

代码示例来源：origin: de.pfabulist.lindwurm/memoryntfs

private Path getGuestPath(Path guest, Path hostKid) {
  Path ret = guest.getRoot();
  for ( Path el : hostKid ) {
    ret = ret.resolve(el.toString());
  }
  return ret;
}

代码示例来源：origin: apache/incubator-openwhisk-devtools

private File findSourceRoot(String packageName, Path sourcePath) throws IOException {
 int packageSections = Math.toIntExact(packageName.codePoints().filter(ch -> ch =='.').count()) + 1 ;
 packageSections++;//increment to include actual filename
 return sourcePath.getRoot().resolve(sourcePath.subpath(0, sourcePath.getNameCount()-packageSections)).toFile();
}

代码示例来源：origin: de.pfabulist.lindwurm/niotest

@Test
@Category( { Windows.class, RootComponent.class } )
public void testWindowsNoRootComponentGetRootHasNoRootComponent() {
  assertThat( FS.getPath( "\\foo" ).getRoot() ).isEqualTo( FS.getPath( "\\" ) );
}

代码示例来源：origin: BruceEckel/OnJava8-Examples

static void info(Path p) {
 show("toString", p);
 show("Exists", Files.exists(p));
 show("RegularFile", Files.isRegularFile(p));
 show("Directory", Files.isDirectory(p));
 show("Absolute", p.isAbsolute());
 show("FileName", p.getFileName());
 show("Parent", p.getParent());
 show("Root", p.getRoot());
 System.out.println("******************");
}
public static void main(String[] args) {

代码示例来源：origin: shrinkwrap/shrinkwrap

@Test
public void getPathRootFromEmptyString() {
  final Path path = fileSystem.getPath("");
  Assert.assertNull("Root path of empty string should be null", path.getRoot());
}

代码示例来源：origin: shrinkwrap/shrinkwrap

@Test
public void getRoot() {
  final Path path = fileSystem.getPath("/someNode");
  final Path root = path.getRoot();
  Assert.assertEquals("Did not return correct root", root.toString(), "/");
}

代码示例来源：origin: shrinkwrap/shrinkwrap

@Test
public void getRootFromRelative() {
  final Path path = fileSystem.getPath("someNode");
  final Path root = path.getRoot();
  Assert.assertNull("Relative path should have null root", root);
}