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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.shindig.protocol.multipart;

import java.io.IOException;
import java.util.Collection;

import javax.servlet.http.HttpServletRequest;

import com.google.inject.ImplementedBy;

/**
 * Class providing a facade over multipart form handling.
 */
@ImplementedBy(DefaultMultipartFormParser.class)
public interface MultipartFormParser {
  /** Parse a request into a list of data items */
  Collection parse(HttpServletRequest request) throws IOException;
  
  /**
   * @return true if the request requires multipart parsing.
   */
  boolean isMultipartContent(HttpServletRequest request);
}