compat/maven-embedder/src/main/java/org/apache/maven/cli/props/MavenProperties.java [488:522]:
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    protected void saveLayout(Writer out, boolean typed) throws IOException {
        PropertiesWriter writer = new PropertiesWriter(out, typed);
        if (header != null) {
            for (String s : header) {
                writer.writeln(s);
            }
        }

        for (String key : storage.keySet()) {
            Layout l = layout.get(key);
            if (l != null && l.getCommentLines() != null) {
                for (String s : l.getCommentLines()) {
                    writer.writeln(s);
                }
            }
            if (l != null && l.getValueLines() != null) {
                for (int i = 0; i < l.getValueLines().size(); i++) {
                    String s = l.getValueLines().get(i);
                    if (i < l.getValueLines().size() - 1) {
                        writer.writeln(s + "\\");
                    } else {
                        writer.writeln(s);
                    }
                }
            } else {
                writer.writeProperty(key, storage.get(key));
            }
        }
        if (footer != null) {
            for (String s : footer) {
                writer.writeln(s);
            }
        }
        writer.flush();
    }
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impl/maven-cli/src/main/java/org/apache/maven/cling/props/MavenProperties.java [487:521]:
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    protected void saveLayout(Writer out, boolean typed) throws IOException {
        PropertiesWriter writer = new PropertiesWriter(out, typed);
        if (header != null) {
            for (String s : header) {
                writer.writeln(s);
            }
        }

        for (String key : storage.keySet()) {
            Layout l = layout.get(key);
            if (l != null && l.getCommentLines() != null) {
                for (String s : l.getCommentLines()) {
                    writer.writeln(s);
                }
            }
            if (l != null && l.getValueLines() != null) {
                for (int i = 0; i < l.getValueLines().size(); i++) {
                    String s = l.getValueLines().get(i);
                    if (i < l.getValueLines().size() - 1) {
                        writer.writeln(s + "\\");
                    } else {
                        writer.writeln(s);
                    }
                }
            } else {
                writer.writeProperty(key, storage.get(key));
            }
        }
        if (footer != null) {
            for (String s : footer) {
                writer.writeln(s);
            }
        }
        writer.flush();
    }
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