// from File to File
    //
    /**
     * Copies from a file to a file.
     *
     * @param in the input file (must not be {@literal null})
     * @param out the output file (must not be {@literal null})
     * @return the number of bytes copied
     */
    public static int copy(final File in, final File out) {
        assertArgumentNotNull("in", in);

            } else {
                file.update(kuromojiItem);
            }
        });
    }

    /**
     * Delete a Kuromoji item.
     *
     * @param dictId The dictionary ID.
     * @param kuromojiItem The Kuromoji item to delete.
     */
    public void delete(final String dictId, final KuromojiItem kuromojiItem) {
        getKuromojiFile(dictId).ifPresent(file -> {

👈 🗜 🔢 🔘 🕳 🤙 "**🔁 🔑 👨‍💼**".

{* ../../docs_src/events/tutorial003.py hl[1,13] *}

**🔑 👨‍💼** 🐍 🕳 👈 👆 💪 ⚙️ `with` 📄, 🖼, `open()` 💪 ⚙️ 🔑 👨‍💼:

```Python
with open("file.txt") as file:
    file.read()
```

⏮️ ⏬ 🐍, 📤 **🔁 🔑 👨‍💼**. 👆 🔜 ⚙️ ⚫️ ⏮️ `async with`:

```Python
async with lifespan(app):
    await do_stuff()
```

        File localRepo = getLocalRepositoryPath();

        System.out.println("Local repository is at: " + localRepo.getAbsolutePath());

        File pom0 = new File(localRepo, "p0/pom.xml");
        File pom1 = new File(pom0.getParentFile(), "p1/pom.xml");
        File pom2 = new File(pom1.getParentFile(), "p2/pom.xml");
        File pom3 = new File(pom2.getParentFile(), "p3/pom.xml");

import jakarta.annotation.Resource;

/**
 * API action for admin file configuration management.
 * Provides RESTful API endpoints for managing file crawling configuration settings in the Fess search engine.
 * File configurations define settings for crawling file systems, FTP servers, and other file-based data sources.
 *
 */
public class ApiAdminFileconfigAction extends FessApiAdminAction {

    public void test_generate_parent_directory_not_exists() throws Exception {
        final File tempDir = new File(System.getProperty("java.io.tmpdir"));
        final File nonExistentParent = new File(tempDir, "non_existent_" + System.currentTimeMillis());
        final File outputFile = new File(nonExistentParent, "output.txt");

        try {
            assertFalse(nonExistentParent.exists());

    assertEquals("cool", find(list, equalTo("cool"), "woot"));
    assertEquals("pants", find(list, equalTo("pants"), "woot"));
    assertEquals("woot", find(list, Predicates.alwaysFalse(), "woot"));
    assertNull(find(list, Predicates.alwaysFalse(), null));
    assertEquals("cool", find(list, Predicates.alwaysTrue(), "woot"));
    assertCanIterateAgain(list);
  }

   * find it when available. When this is null, use the slow way.
   */
  @J2ktIncompatible @GwtIncompatible // java.lang.reflect
  private static final @Nullable Method getStackTraceElementMethod =
      (jla == null) ? null : getGetMethod();

  /**
   * The "getStackTraceDepth" method, only available on some JDKs so we use reflection to find it

  <url>https://github.com/google/guava</url>
  <properties>
    <!--
    When building Guava, you can pass (e.g.) `-Dsurefire.toolchain.version=21` to change which version to run tests under.
    You may find that you need to use Java 11+ to *build* Guava, but it continues to work under Java 8, and you can run tests to verify that, as we do.
    -->
    <surefire.toolchain.version>${java.specification.version}</surefire.toolchain.version>

  <url>https://github.com/google/guava</url>
  <properties>
    <!--
    When building Guava, you can pass (e.g.) `-Dsurefire.toolchain.version=21` to change which version to run tests under.
    You may find that you need to use Java 11+ to *build* Guava, but it continues to work under Java 8, and you can run tests to verify that, as we do.
    -->
    <surefire.toolchain.version>${java.specification.version}</surefire.toolchain.version>