public void initialize()

in spring-registry/spring-registry-commons/src/main/java/org/apache/archiva/redback/components/registry/commons/CommonsConfigurationRegistry.java [407:453]

40 lines of code
4 McCabe index (conditional complexity)


    public void initialize()
        throws RegistryException
    {
        try
        {
            CombinedConfiguration configuration;
            if ( StringUtils.isNotBlank( properties ) )
            {
                try
                {
                    DefaultConfigurationBuilder builder = new DefaultConfigurationBuilder();
                    DefaultExpressionEngine expressionEngine = new DefaultExpressionEngine();
                    expressionEngine.setPropertyDelimiter( propertyDelimiter );
                    builder.setExpressionEngine( expressionEngine );

                    StringSearchInterpolator interpolator = new StringSearchInterpolator( "${", "}" );
                    // interpolation as plexus did it before
                    interpolator.addValueSource( new PropertiesBasedValueSource( System.getProperties() ) );

                    String interpolatedProps = interpolator.interpolate( properties );

                    logger.debug( "Loading configuration into commons-configuration, xml {}", interpolatedProps );
                    builder.load( new StringReader( interpolatedProps ) );
                    configuration = builder.getConfiguration( false );
                    configuration.setExpressionEngine( expressionEngine );
                    //configuration.set
                }
                catch ( InterpolationException e )
                {
                    throw new RuntimeException( e.getMessage(), e );
                }
            }
            else
            {
                logger.debug( "Creating a default configuration - no configuration was provided" );
                configuration = new CombinedConfiguration();
            }

            configuration.addConfiguration( new SystemConfiguration() );

            this.configuration = configuration;
        }
        catch ( ConfigurationException e )
        {
            throw new RuntimeException( e.getMessage(), e );
        }
    }