}
                return null;
            }
        });

        interpolator.addValueSource(new MapBasedValueSource(context.getProjectProperties()));

        interpolator.addValueSource(new MapBasedValueSource(context.getUserProperties()));

        interpolator.addValueSource(new MapBasedValueSource(context.getSystemProperties()));

        String absolutePath = interpolator.interpolate(path, "");

            RegexBasedInterpolator interpolator = new RegexBasedInterpolator();
            try {
                interpolator.addValueSource(new EnvarBasedValueSource());
            } catch (IOException e) {
                // ignored
            }
            interpolator.addValueSource(new MapBasedValueSource(System.getProperties()));

            try {
                if (fileString != null && !fileString.isEmpty()) {

        final StringSearchInterpolator interpolator = new StringSearchInterpolator();
        interpolator.setCacheAnswers(true);
        for (ValueSource vs : valueSources) {
            interpolator.addValueSource(vs);
        }
        for (InterpolationPostProcessor postProcessor : postProcessors) {
            interpolator.addPostProcessor(postProcessor);
        }

    @Nonnull
    public static BasicInterpolator createInterpolator(Collection<Map<String, String>> properties) {
        StringSearchInterpolator interpolator = new StringSearchInterpolator();
        interpolator.addValueSource(new AbstractValueSource(false) {
            @Override
            public Object getValue(String expression) {
                for (Map<String, String> props : properties) {

            StringSearchInterpolator ssi = new StringSearchInterpolator();
            ssi.addValueSource(new MapBasedValueSource(request.getUserProperties()));

            ssi.addValueSource(new MapBasedValueSource(model.getProperties()));

            ssi.addValueSource(new MapBasedValueSource(request.getSystemProperties()));

            try {
                String interpolated =

        }

        Logger logger = getLogger();

        String result = src;
        synchronized (this) {
            for (ValueSource vs : valueSources) {
                interpolator.addValueSource(vs);
            }

            for (InterpolationPostProcessor postProcessor : postProcessors) {
                interpolator.addPostProcessor(postProcessor);
            }

            try {