fileitemfactory.java

来自「Wicket一个开发Java Web应用程序框架。它使得开发web应用程序变得容」· Java 代码 · 共 48 行

/*
 * 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.wicket.util.upload;


/**
 * <p>
 * A factory interface for creating {@link FileItem} instances. Factories can provide their own
 * custom configuration, over and above that provided by the default file upload implementation.
 * </p>
 * 
 * @author <a href="mailto:[e-mail]">Martin Cooper</a>
 */
public interface FileItemFactory
{

	/**
	 * Create a new {@link FileItem} instance from the supplied parameters and any local factory
	 * configuration.
	 * 
	 * @param fieldName
	 *            The name of the form field.
	 * @param contentType
	 *            The content type of the form field.
	 * @param isFormField
	 *            <code>true</code> if this is a plain form field; <code>false</code> otherwise.
	 * @param fileName
	 *            The name of the uploaded file, if any, as supplied by the browser or other client.
	 * 
	 * @return The newly created file item.
	 */
	FileItem createItem(String fieldName, String contentType, boolean isFormField, String fileName);
}