// "C:foo" ("C:" - working dir of drive C on Windows)
      return parent;
    }

    // Paths that don't have a parent:
    if (path.getNameCount() == 0) {
      // "/", "C:\", "\" (no parent)
      // "" (undefined, though typically parent of working dir)
      // "C:" (parent of working dir of drive C on Windows)
      //
      // For working dir paths ("" and "C:"), return null because:

      // "C:foo" ("C:" - working dir of drive C on Windows)
      return parent;
    }

    // Paths that don't have a parent:
    if (path.getNameCount() == 0) {
      // "/", "C:\", "\" (no parent)
      // "" (undefined, though typically parent of working dir)
      // "C:" (parent of working dir of drive C on Windows)
      //
      // For working dir paths ("" and "C:"), return null because:

    Path file = root().resolve("parent/nonexistent.file");
    Path parent = file.getParent();
    assertFalse(Files.exists(parent));
    assertThrows(IOException.class, () -> MoreFiles.createParentDirectories(file));
  }

  public void testCreateParentDirectories_nonDirectoryParentExists() throws IOException {
    Path parent = createTempFile();
    assertTrue(Files.isRegularFile(parent));
    Path file = parent.resolve("foo");

// policy is the role's policy.
//
// - inherited from parent - this is the case for AssumeRole API, where the
// parent user is an actual real user with their own (permanent) credentials and
// policy association.
//
// - inherited from "virtual" parent - this is the case for AssumeRoleWithLDAP
// where the parent user is the DN of the actual LDAP user. The parent user

      // Bubble up max levels.
      E parent;
      // If toTrickle is moved up to a parent of removeIndex, the parent is
      // placed in removeIndex position. We must return that to the iterator so
      // that it knows to skip it.
      if (crossOver < removeIndex) {
        // We crossed over to the parent level in crossOver, so the parent
        // has already been moved.
        parent = elementData(removeIndex);
      } else {

      // Bubble up max levels.
      E parent;
      // If toTrickle is moved up to a parent of removeIndex, the parent is
      // placed in removeIndex position. We must return that to the iterator so
      // that it knows to skip it.
      if (crossOver < removeIndex) {
        // We crossed over to the parent level in crossOver, so the parent
        // has already been moved.
        parent = elementData(removeIndex);
      } else {

      Work and such Derivative Works in Source or Object form.

   3. Grant of Patent License. Subject to the terms and conditions of
      this License, each Contributor hereby grants to You a perpetual,
      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
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  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>HEAD-android-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <properties>
    <!--

  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>HEAD-jre-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <properties>
    <!--

- Fix the wrong hierarchical structure for the child span and the parent span (i.e. `SerializeObject` and `List`). In the past, some children's spans appeared parallel to their parents. ([#127551](https://github.com/kubernetes/kubernetes/pull/127551), [@carlory](https://github.com/carlory)) [SIG API Machinery and Instrumentation]