Magnolia Module Cache 5.5.9
File InMemoryCachedEntry.java
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Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| InMemoryCachedEntry | 54 | 16 | 13.8% | 7 | 2 |
Contributing tests
This file is covered by 15 tests.
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| 1 | /** | |
| 2 | * This file Copyright (c) 2010-2018 Magnolia International | |
| 3 | * Ltd. (http://www.magnolia-cms.com). All rights reserved. | |
| 4 | * | |
| 5 | * | |
| 6 | * This file is dual-licensed under both the Magnolia | |
| 7 | * Network Agreement and the GNU General Public License. | |
| 8 | * You may elect to use one or the other of these licenses. | |
| 9 | * | |
| 10 | * This file is distributed in the hope that it will be | |
| 11 | * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the | |
| 12 | * implied warranty of MERCHANTABILITY or FITNESS FOR A | |
| 13 | * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. | |
| 14 | * Redistribution, except as permitted by whichever of the GPL | |
| 15 | * or MNA you select, is prohibited. | |
| 16 | * | |
| 17 | * 1. For the GPL license (GPL), you can redistribute and/or | |
| 18 | * modify this file under the terms of the GNU General | |
| 19 | * Public License, Version 3, as published by the Free Software | |
| 20 | * Foundation. You should have received a copy of the GNU | |
| 21 | * General Public License, Version 3 along with this program; | |
| 22 | * if not, write to the Free Software Foundation, Inc., 51 | |
| 23 | * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 24 | * | |
| 25 | * 2. For the Magnolia Network Agreement (MNA), this file | |
| 26 | * and the accompanying materials are made available under the | |
| 27 | * terms of the MNA which accompanies this distribution, and | |
| 28 | * is available at http://www.magnolia-cms.com/mna.html | |
| 29 | * | |
| 30 | * Any modifications to this file must keep this entire header | |
| 31 | * intact. | |
| 32 | * | |
| 33 | */ | |
| 34 | package info.magnolia.module.cache.filter; | |
| 35 | ||
| 36 | import info.magnolia.module.cache.util.GZipUtil; | |
| 37 | ||
| 38 | import java.io.IOException; | |
| 39 | import java.util.Collection; | |
| 40 | ||
| 41 | import javax.servlet.FilterChain; | |
| 42 | import javax.servlet.http.HttpServletRequest; | |
| 43 | import javax.servlet.http.HttpServletResponse; | |
| 44 | ||
| 45 | import org.apache.commons.collections4.MultiMap; | |
| 46 | ||
| 47 | ||
| 48 | /** | |
| 49 | * Cache entry keeping the content in memory. Stores a gzipped and non-gzipped version. | |
| 50 | * @author pbaerfuss | |
| 51 | * @version $Id$ | |
| 52 | * | |
| 53 | */ | |
| 54 | public class InMemoryCachedEntry extends ContentCachedEntry { | |
| 55 | ||
| 56 | private final byte[] gzippedContent; | |
| 57 | private final byte[] plainContent; | |
| 58 | ||
| 59 | 15 |  public InMemoryCachedEntry(byte[] out, String contentType, String characterEncoding, int statusCode, MultiMap headers, long modificationDate, String originalUrl, int timeToLiveInSeconds) throws IOException { |
| 60 | 15 | super(contentType, characterEncoding, statusCode, headers, modificationDate, originalUrl, timeToLiveInSeconds); |
| 61 | // content which is actually of a compressed type must stay that way | |
| 62 | 15 | if (GZipUtil.isGZipped(out)) { |
| 63 | 1 | this.gzippedContent = out; |
| 64 | 1 | boolean isGzippedResponse = headers.containsKey("Content-Encoding") && ((Collection)headers.get("Content-Encoding")).contains("gzip"); |
| 65 | 1 | if(isGzippedResponse){ |
| 66 | 1 | this.plainContent = GZipUtil.ungzip(out); |
| 67 | } | |
| 68 | // in case of serving a gzip file (gif for instance) | |
| 69 | else{ | |
| 70 | 0 | this.plainContent = null; |
| 71 | } | |
| 72 | } else { | |
| 73 | 14 | this.gzippedContent = GZipUtil.gzip(out); |
| 74 | 14 | this.plainContent = out; |
| 75 | } | |
| 76 | } | |
| 77 | ||
| 78 | 5 | @Override |
| 79 | protected boolean canServeGzipContent() { | |
| 80 | 5 | return true; |
| 81 | } | |
| 82 | ||
| 83 | 6 | @Override |
| 84 | protected void writeContent(HttpServletRequest request, HttpServletResponse response, FilterChain chain, boolean acceptsGzipEncoding) throws IOException { | |
| 85 | 6 | final byte[] body; |
| 86 | 6 | if (acceptsGzipEncoding || getPlainContent() == null) { |
| 87 | 5 | body = getGzippedContent(); |
| 88 | } else { | |
| 89 | 1 | body = getPlainContent(); |
| 90 | } | |
| 91 | ||
| 92 | 6 | response.setContentLength(body.length); |
| 93 | 6 | response.getOutputStream().write(body); |
| 94 | } | |
| 95 | ||
| 96 | ||
| 97 | public byte[] getPlainContent() { |
|
| 98 | return plainContent; | |
| 99 | } | |
| 100 | ||
| 101 | public byte[] getGzippedContent() { |
|
| 102 | return gzippedContent; | |
| 103 | } | |
| 104 | ||
| 105 | } |