private void loadSystemProperties()

in main/src/main/java/org/apache/servicemix/kernel/main/Main.java [678:724]
36 lines of code
7 McCabe index (conditional complexity)

    private void loadSystemProperties() {
        // The system properties file is either specified by a system
        // property or it is in the same directory as the Felix JAR file.
        // Try to load it from one of these places.

        // See if the property URL was specified as a property.
        URL propURL = null;
        try {
            File file = new File(new File(servicemixBase, "etc"), SYSTEM_PROPERTIES_FILE_NAME);
            propURL = file.toURL();
        }
        catch (MalformedURLException ex) {
            System.err.print("Main: " + ex);
            return;
        }

        // Read the properties file.
        Properties props = new Properties();
        InputStream is = null;
        try {
            is = propURL.openConnection().getInputStream();
            props.load(is);
            is.close();
        }
        catch (FileNotFoundException ex) {
            // Ignore file not found.
        }
        catch (Exception ex) {
            System.err.println(
                    "Main: Error loading system properties from " + propURL);
            System.err.println("Main: " + ex);
            try {
                if (is != null) is.close();
            }
            catch (IOException ex2) {
                // Nothing we can do.
            }
            return;
        }

        // Perform variable substitution on specified properties.
        for (Enumeration e = props.propertyNames(); e.hasMoreElements();) {
            String name = (String) e.nextElement();
            System.setProperty(name,
                    substVars(props.getProperty(name), name, null, null));
        }
    }