util.java
来自「一个jsp网页布局框架」· Java 代码 · 共 43 行
JAVA
43 行
package com.opensymphony.module.sitemesh.tapestry;import com.opensymphony.module.sitemesh.HTMLPage;import com.opensymphony.module.sitemesh.Page;import com.opensymphony.module.sitemesh.RequestConstants;import org.apache.tapestry.IRender;import org.apache.tapestry.IRequestCycle;import org.apache.tapestry.valid.RenderString;/** * This utility class gives easy access to the SiteMesh page, with convenience * methods for title and property. A common usage would be with OGNL expressions * like this: * <p/> * <html jwcid="@Shell" * title="ognl:@com.opensymphony.module.sitemesh.tapestry.Util@getTitle()"> * <p/> * In future versions of Tapestry, thanks to HiveMind integration, this will * become a lot cleaner, probably like this: * <p/> * <html jwcid="@Shell" title="sitemesh:title"> * * @author Erik Hatcher */public class Util { public static String getTitle(IRequestCycle cycle) { return getPage(cycle).getTitle(); } public static String getProperty(String name, IRequestCycle cycle) { return getPage(cycle).getProperty(name); } public static Page getPage(IRequestCycle cycle) { return (Page) cycle.getRequestContext().getRequest().getAttribute( RequestConstants.PAGE); } public static IRender getHeadRenderer(IRequestCycle cycle) { return new RenderString(((HTMLPage) getPage(cycle)).getHead(), true); }}⌨️ 快捷键说明
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