private void load() {
        URL url = UIVersion.class.getResource("version.properties"); //$NON-NLS-1$
        if (url == null) {
            this.versionString = "Unknown"; //$NON-NLS-1$
            this.versionDate = new Date().toString();
        } else {
            InputStream is = null;
            Properties props = new Properties();
            try {
                is = url.openStream();
                props.load(is);
                this.versionString = props.getProperty("version", "Unknown"); //$NON-NLS-1$ //$NON-NLS-2$
                this.versionDate = props.getProperty("date", new Date().toString()); //$NON-NLS-1$
            } catch (IOException e) {
                throw new RuntimeException(e);
            } finally {
                IOUtils.closeQuietly(is);
            }
        }
    }
Loads the version info from version.properties.
manager/ui/war/src/main/java/io/apiman/manager/ui/server/UIVersion.java