// atFile option
        if (cliOptions.atFile().isPresent()) {
            Path file = context.cwd.resolve(cliOptions.atFile().orElseThrow());
            if (Files.isRegularFile(file)) {
                result.add(parseMavenAtFileOptions(file));
            } else {
                throw new IllegalArgumentException("Specified file does not exists (" + file + ")");
            }
        }
        // maven.config; if exists

     *
     * @param file the file (must not be {@literal null})
     * @return a {@link FileInputStream} to read from the file
     * @see FileInputStream#FileInputStream(File)
     */
    public static FileInputStream create(final File file) {
        assertArgumentNotNull("file", file);

        try {
            return new FileInputStream(file);
        } catch (final IOException e) {

import java.io.IOException;
import java.io.OutputStream;
import java.net.URI;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.LinkOption;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import java.util.Map;

    /** The OSDD file path. */
    protected String osddPath;

    /** The encoding for OSDD file. */
    protected String encoding = Constants.UTF_8;

    /** The content type for OSDD response. */
    protected String contentType = "text/xml"; // "application/opensearchdescription+xml"

    /** The OSDD file. */
    protected File osddFile;

    /**
     * Initializes the OSDD helper.

    File getUserSettingsFile();

    MavenExecutionRequest setUserSettingsFile(File userSettingsFile);

    File getProjectSettingsFile();

    MavenExecutionRequest setProjectSettingsFile(File projectSettingsFile);

    @Deprecated
    File getGlobalSettingsFile();

    @Deprecated
    MavenExecutionRequest setGlobalSettingsFile(File globalSettingsFile);

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *

    /**
     * Retrieves the character mapping file for the specified dictionary ID.
     * <p>
     * This method looks up the dictionary file and ensures it is a character mapping file
     * before returning it wrapped in an OptionalEntity.
     * </p>
     *
     * @param dictId the dictionary ID to retrieve the character mapping file for
     * @return an OptionalEntity containing the character mapping file if found and valid, empty otherwise
     */

        // none of this stuff is applicable to the `:buildSrc` project tests
        File heapdumpDir = new File(project.getBuildDir(), "heapdump");

        project.getTasks().withType(Test.class).configureEach(test -> {
            File testOutputDir = new File(test.getReports().getJunitXml().getOutputLocation().getAsFile().get(), "output");

            fail("Should throw ResourceNotFoundRuntimeException for non-existent file");
        } catch (org.codelibs.core.exception.ResourceNotFoundRuntimeException e) {
            // Expected behavior
            assertTrue(e.getMessage().contains("dir") && e.getMessage().contains("file.conf"));
        }
    }

    @Test
    public void test_getClassesPath() {

<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0