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com.liferay.wiki.util.WikiCacheUtil Maven / Gradle / Ivy
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.wiki.util;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.cache.MultiVMPoolUtil;
import com.liferay.portal.kernel.cache.PortalCache;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.StringUtil;
import com.liferay.wiki.engine.WikiEngine;
import com.liferay.wiki.engine.impl.WikiEngineRenderer;
import com.liferay.wiki.exception.PageContentException;
import com.liferay.wiki.model.WikiPage;
import com.liferay.wiki.model.WikiPageDisplay;
import com.liferay.wiki.service.WikiPageLocalServiceUtil;
import java.io.Serializable;
import java.util.Collections;
import java.util.Map;
import javax.portlet.PortletURL;
import org.apache.commons.lang.time.StopWatch;
/**
* @author Jorge Ferrer
* @deprecated As of Judson (7.1.x), replaced by {@link WikiCacheHelper}
*/
@Deprecated
public class WikiCacheUtil {
public static void clearCache(long nodeId) {
_portalCache.removeAll();
}
public static void clearCache(long nodeId, String title) {
clearCache(nodeId);
}
public static WikiPageDisplay getDisplay(
long nodeId, String title, PortletURL viewPageURL,
PortletURL editPageURL, String attachmentURLPrefix) {
StopWatch stopWatch = new StopWatch();
stopWatch.start();
String key = _encodeKey(nodeId, title, viewPageURL.toString());
WikiPageDisplay pageDisplay = (WikiPageDisplay)_portalCache.get(key);
if (pageDisplay == null) {
pageDisplay = _getPageDisplay(
nodeId, title, viewPageURL, editPageURL, attachmentURLPrefix);
if (pageDisplay != null) {
_portalCache.put(key, pageDisplay);
}
}
if (_log.isDebugEnabled()) {
_log.debug(
StringBundler.concat(
"getDisplay for {", String.valueOf(nodeId), ", ", title,
", ", String.valueOf(viewPageURL), ", ",
String.valueOf(editPageURL), "} takes ",
String.valueOf(stopWatch.getTime()), " ms"));
}
return pageDisplay;
}
public static Map getOutgoingLinks(
WikiPage page, WikiEngineRenderer wikiEngineRenderer)
throws PageContentException {
String key = _encodeKey(
page.getNodeId(), page.getTitle(), _OUTGOING_LINKS);
Map links = (Map)_portalCache.get(
key);
if (links == null) {
WikiEngine wikiEngine = wikiEngineRenderer.fetchWikiEngine(
page.getFormat());
if (wikiEngine != null) {
links = wikiEngine.getOutgoingLinks(page);
}
else {
links = Collections.emptyMap();
}
_portalCache.put(key, (Serializable)links);
}
return links;
}
private static String _encodeKey(
long nodeId, String title, String postfix) {
StringBundler sb = new StringBundler(6);
sb.append(_CACHE_NAME);
sb.append(StringPool.POUND);
sb.append(StringUtil.toHexString(nodeId));
sb.append(title);
if (postfix != null) {
sb.append(StringPool.POUND);
sb.append(postfix);
}
return sb.toString();
}
private static WikiPageDisplay _getPageDisplay(
long nodeId, String title, PortletURL viewPageURL,
PortletURL editPageURL, String attachmentURLPrefix) {
try {
if (_log.isInfoEnabled()) {
_log.info(
StringBundler.concat(
"Get page display for {", String.valueOf(nodeId), ", ",
title, ", ", String.valueOf(viewPageURL), ", ",
String.valueOf(editPageURL), "}"));
}
return WikiPageLocalServiceUtil.getPageDisplay(
nodeId, title, viewPageURL, editPageURL, attachmentURLPrefix);
}
catch (Exception e) {
if (_log.isWarnEnabled()) {
_log.warn(
StringBundler.concat(
"Unable to get page display for {",
String.valueOf(nodeId), ", ", title, ", ",
String.valueOf(viewPageURL), ", ",
String.valueOf(editPageURL), "}"));
}
return null;
}
}
private static final String _CACHE_NAME = WikiCacheUtil.class.getName();
private static final String _OUTGOING_LINKS = "OUTGOING_LINKS";
private static final Log _log = LogFactoryUtil.getLog(WikiCacheUtil.class);
private static final PortalCache _portalCache =
MultiVMPoolUtil.getPortalCache(_CACHE_NAME);
static {
_portalCache.removeAll();
}
}
