Example usage for com.google.gwt.query.client.plugins.deferred Deferred notify

Introduction

In this page you can find the example usage for com.google.gwt.query.client.plugins.deferred Deferred notify.

Prototype

Callbacks notify

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Usage

From source file:org.lirazs.gbackbone.client.core.view.TemplateFactory.java

License:Apache License

public static Promise loadTemplate(final String filePath, final Options templateSettings) {
    Promise promise;/*w  ww. j  av  a 2 s.  c  o  m*/
    String urlRoot = TEMPLATE_SETTINGS.get("urlRoot");

    if (templateSettings != null) {
        if (templateSettings.containsKey("urlRoot"))
            urlRoot = templateSettings.get("urlRoot", String.class);
    }
    final String finalFilePath = urlRoot + filePath;

    if (CACHED_TEMPLATES.containsKey(finalFilePath)) {
        promise = new PromiseFunction() {
            @Override
            public void f(Deferred dfd) {
                dfd.notify(1);
                dfd.resolve(CACHED_TEMPLATES.get(finalFilePath));
            }
        };
    } else {
        promise = new PromiseFunction() {
            @Override
            public void f(final Deferred dfd) {

                final Ajax.Settings settings = Ajax.createSettings();
                settings.setUrl(finalFilePath);
                settings.setType("get");
                settings.setDataType("text");
                settings.setSuccess(new Function() {
                    @Override
                    public void f() {
                        String templateString = getArgument(0);
                        Template template = template(templateString, templateSettings);

                        CACHED_TEMPLATES.put(finalFilePath, template);

                        dfd.notify(1);
                        dfd.resolve(template);
                    }
                });
                GQuery.ajax(settings);
            }
        };
    }

    return promise;
}

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