public boolean hasParent() {
        return getParent() != null;
    }

    public File getFile() {
        return file;
    }

    public void setFile(File file) {
        this.file = file;
        this.basedir = file != null ? file.getParentFile() : null;
    }

    /**
     * Sets project {@code file} without changing project {@code basedir}.
     *
     * @since 3.2.4
     */

        assertEquals(
                new File(pom.getBasedir(), "target/classes/dir0"), new File((String) pom.getValue("properties/dir0")));
        assertEquals(new File(pom.getBasedir(), "src/test/dir1"), new File((String) pom.getValue("properties/dir1")));
        assertEquals(
                new File(pom.getBasedir(), "target/site/dir2"), new File((String) pom.getValue("properties/dir2")));
    }

    @Test

/*
 * 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
 *

            if (recursive) {
                File basedir = pomFile.getParentFile();
                List<File> moduleFiles = new ArrayList<>();
                for (String module : model.getModules()) {
                    if (module == null || module.isEmpty()) {
                        continue;
                    }

                    module = module.replace('\\', File.separatorChar).replace('/', File.separatorChar);

                } else if (!sysFile.isFile()) {
                    String msg = "refers to a non-existing file " + sysFile.getAbsolutePath();
                    systemPath = systemPath.replace('/', File.separatorChar).replace('\\', File.separatorChar);
                    String jdkHome = request.getSystemProperties().get("java.home") + File.separator + "..";
                    if (systemPath.startsWith(jdkHome)) {