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Vaadin is a web application framework for Rich Internet Applications (RIA). Vaadin enables easy development and maintenance of fast and secure rich web applications with a stunning look and feel and a wide browser support. It features a server-side architecture with the majority of the logic running on the server. Ajax technology is used at the browser-side to ensure a rich and interactive user experience.

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/*
 * Copyright 2008 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.resources.client;

import com.google.gwt.resources.ext.ResourceGeneratorType;
import com.google.gwt.resources.rg.DataResourceGenerator;
import com.google.gwt.safehtml.shared.SafeUri;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * A non-text resource. Use {@link MimeType} to provide MIME Types for embedded
 * resources which may not be determined automatically at compile time. Use
 * {@link DoNotEmbed} to prevent a resource from being embedded.
 */
@ResourceGeneratorType(DataResourceGenerator.class)
public interface DataResource extends ResourcePrototype {
  /**
   * Specifies that the resource or resources associated with the
   * {@link ResourcePrototype} should not be embedded into the compiled output.
   * This may be useful, for exmaple, when it a particular browser or plugin is
   * unable to handle RFC 2397 data URLs.
   */
  @Documented
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.METHOD)
  public @interface DoNotEmbed {
  }

  /**
   * Specifies the MIME Type of the resource or resources associated with the
   * {@link ResourcePrototype}.
   */
  @Documented
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.METHOD)
  public @interface MimeType {
    String value();
  }

  /**
   * Retrieves a URL by which the contents of the resource can be obtained. This
   * will be an absolute URL.
   */
  SafeUri getSafeUri();

  /**
   * Retrieves a URL by which the contents of the resource can be obtained. This
   * will be an absolute URL.
   *
   * @deprecated Use {@link #getSafeUri()} instead.
   */
  @Deprecated
  String getUrl();
}