001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.request.resource; 018 019import org.apache.wicket.request.Response; 020 021/** 022 * An {@link IResource} for byte arrays. The byte array can be static - passed to the constructor, 023 * or dynamic - by overriding 024 * {@link #getData(org.apache.wicket.request.resource.IResource.Attributes)} 025 * 026 * @author Matej Knopp 027 */ 028public class ByteArrayResource extends BaseDataResource<byte[]> 029{ 030 private static final long serialVersionUID = 1L; 031 032 /** 033 * Creates a {@link ByteArrayResource} which will provide its data dynamically with 034 * {@link #getData(org.apache.wicket.request.resource.IResource.Attributes)} 035 * 036 * @param contentType 037 * The Content type of the array. 038 */ 039 public ByteArrayResource(final String contentType) 040 { 041 super(contentType); 042 } 043 044 /** 045 * Creates a Resource from the given byte array with its content type 046 * 047 * @param contentType 048 * The Content type of the array. 049 * @param array 050 * The binary content 051 */ 052 public ByteArrayResource(final String contentType, final byte[] array) 053 { 054 super(contentType, array); 055 } 056 057 /** 058 * Creates a Resource from the given byte array with its content type 059 * 060 * @param contentType 061 * The Content type of the array. 062 * @param array 063 * The binary content 064 * @param filename 065 * The filename that will be set as the Content-Disposition header. 066 */ 067 public ByteArrayResource(final String contentType, final byte[] array, final String filename) 068 { 069 super(contentType, array, filename); 070 } 071 072 @Override 073 protected void writeData(Response response, byte[] data) 074 { 075 response.write(data); 076 } 077 078 @Override 079 protected Long getLength(byte[] data) 080 { 081 return (long) data.length; 082 } 083}