try {
            if (writer != null) {
                new MavenStaxWriter().write(writer, content);
            } else if (outputStream != null) {
                new MavenStaxWriter().write(outputStream, content);
            } else {
                try (OutputStream os = Files.newOutputStream(path)) {
                    new MavenStaxWriter().write(outputStream, content);
                }
            }

        try {
            if (writer != null) {
                new MavenStaxWriter().write(writer, content);
            } else if (outputStream != null) {
                new MavenStaxWriter().write(outputStream, content);
            } else {
                try (OutputStream os = Files.newOutputStream(path)) {
                    new MavenStaxWriter().write(outputStream, content);
                }
            }

        }
        try {
            if (writer != null) {
                new MavenToolchainsStaxWriter().write(writer, content);
            } else {
                new MavenToolchainsStaxWriter().write(outputStream, content);
            }
        } catch (Exception e) {
            throw new XmlWriterException("Unable to write toolchains", e);
        }
    }

        }
        try {
            if (writer != null) {
                new MavenToolchainsStaxWriter().write(writer, content);
            } else {
                new MavenToolchainsStaxWriter().write(outputStream, content);
            }
        } catch (Exception e) {
            throw new XmlWriterException("Unable to write toolchains: " + getMessage(e), getLocation(e), e);
        }
    }

            if (writer != null) {
                new PluginDescriptorStaxWriter().write(writer, content);
            } else if (outputStream != null) {
                new PluginDescriptorStaxWriter().write(outputStream, content);
            } else {
                try (OutputStream os = Files.newOutputStream(path)) {
                    new PluginDescriptorStaxWriter().write(outputStream, content);
                }
            }

        }
        try {
            if (writer != null) {
                new SettingsStaxWriter().write(writer, content);
            } else {
                new SettingsStaxWriter().write(outputStream, content);
            }
        } catch (Exception e) {
            throw new XmlWriterException("Unable to write settings", e);
        }
    }

        }
        try {
            if (writer != null) {
                new SettingsStaxWriter().write(writer, content);
            } else {
                new SettingsStaxWriter().write(outputStream, content);
            }
        } catch (Exception e) {
            throw new XmlWriterException("Unable to write settings: " + getMessage(e), getLocation(e), e);
        }
    }

    static <T> T nonNull(T t, String name) {

        String version = metadata.getVersion();
        if (Artifact.LATEST_VERSION.equals(version) || Artifact.RELEASE_VERSION.equals(version)) {
            // meta-versions are not valid <version/> values...don't write them.
            metadata.setVersion(null);
        }

        if (changed || !metadataFile.exists()) {
            metadataFile.getParentFile().mkdirs();

 - [ ] Also format the first line of the commit message like `[MNG-XXX] SUMMARY`.
       Best practice is to use the JIRA issue title in both the pull request title and in the first line of the commit message.
 - [ ] Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
 - [ ] Run `mvn clean verify` to make sure basic checks pass. A more thorough check will

            throws ModelBuildingException, XMLStreamException, IOException {
        Model model = builder.build(session, project, src);
        write(model, tgt);
    }

    private void deferDeleteFile(Path generatedFile) {
        toDelete.add(generatedFile.toAbsolutePath());
    }

    @PreDestroy
    private void doDeleteFiles() {