ifaddcontainerrightstag.java

java 写的一个新闻发布系统

package org.jahia.taglibs.url;

import org.jahia.data.JahiaData;
import org.jahia.data.containers.JahiaContainerList;
import org.jahia.exceptions.JahiaException;
import org.jahia.taglibs.container.ContainerListTag;
import org.jahia.utils.JahiaConsole;

import java.io.*;
import java.util.*;

import javax.servlet.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;



/**
 * Class IfAddContainerRightTag : checks if the current user has
 *       the right to add a new container.
 *
 * @author  Jerome Tamiotti
 */
public class IfAddContainerRightsTag extends BodyTagSupport {


    public int doAfterBody() {

        ServletRequest request = pageContext.getRequest();
        BodyContent body = getBodyContent();
        try {
            JahiaData jData = (JahiaData) request.getAttribute("org.jahia.data.JahiaData");
            if (jData == null) {
                HashMap tempEngineMap = (HashMap) request.getAttribute("org.jahia.engines.EngineHashMap");
                jData                 = (JahiaData) tempEngineMap.get("jData");
            }

            // retrieves the current container list
            JahiaContainerList containerList = null;
            ContainerListTag parent = (ContainerListTag) getParent();
            if (parent != null) {
                if (parent.isDeclarationPass() ) {
                    return SKIP_BODY;
                } else {
                    containerList = parent.getContainerList();
                    if (!jData.gui().html().drawAddContainerLauncher( containerList ).equals("")) {
                        JspWriter out = body.getEnclosingWriter();
                        out.print(body.getString());
                    }
                }
            } else {
                return SKIP_BODY;
            }
        } catch (IOException ioe) {
            JahiaConsole.println("IfAddContainerRightsTag: doAfterBody ", ioe.toString());
        } catch (JahiaException je) {
            JahiaConsole.println("IfAddContainerRightsTag: doAfterBody ", je.toString());
        }
        return SKIP_BODY;
    }

}