*----+------+------+
| <<<*>>> | Java system properties (see {{{https://docs.oracle.com/javase/8/docs/api/java/lang/System.html#getProperties()}JDK reference}}) | <<<$\{user.home\}>>>\
 | | <<<$\{java.home\}>>> |
*----+------+------+
| <<<*>>> | User properties | <<<$\{foo\}>>> |
*----+------+------+
| <<<env.*>>>\

        StringBuffer sb = new StringBuffer();
        byte[] buf = new byte[1024];
        int n;
        String name;

        Properties p = new Properties();
        p.putAll(System.getProperties());
        p.setProperty("jcifs.smb.client.soTimeout", "600000");
        p.setProperty("jcifs.smb.client.attrExpirationPeriod", "300000");

        Enumeration<String> e = getInitParameterNames();

            if (hasExpression(m.getVersion())) {
                Severity versionExpressionSeverity = Severity.ERROR;
                if (m.getProperties() != null
                        && Boolean.parseBoolean(
                                m.getProperties().get(BUILD_ALLOW_EXPRESSION_IN_EFFECTIVE_PROJECT_VERSION))) {
                    versionExpressionSeverity = Severity.WARNING;
                }

    /**
     * コンテキストクラスローダからプロパティファイルをロードして返します。
     *
     * @param path
     *            プロパティファイルのパス。{@literal null}や空文字列であってはいけません
     * @return プロパティファイル
     */
    public static Properties getProperties(final String path) {
        assertArgumentNotEmpty("path", path);

        final Properties props = new Properties();
        final InputStream is = getResourceAsStream(path);
        try {

                assertNotNull(dirs);
                assertEquals(1, dirs.length);

                if ( haveHidden && !Boolean.parseBoolean(getProperties().getOrDefault("test.skip.hidden", "false")) ) {
                    SmbFile[] hidden = f.listFiles(new DosFileFilter("*", SmbConstants.ATTR_HIDDEN));
                    assertNotNull(hidden);

    Map<String, String> getUserProperties();

    /**
     * Returns immutable system properties to use for interpolation. The system properties are collected from the
     * runtime environment such as {@link System#getProperties()} and environment variables
     * (prefixed with {@code env.}).
     *
     * @return the system properties, never {@code null}
     */
    @Nonnull
    Map<String, String> getSystemProperties();

    /**