org.mmbase.bridge.jsp.taglib.pageflow
Class TreeHelper

java.lang.Object
  |
  +--org.mmbase.bridge.jsp.taglib.pageflow.TreeHelper

public class TreeHelper

extends java.lang.Object

This helper-class has all Tree- and Leaf-related functionality. The algorithms that find the page to include in the directory structure are implemented here. The 'TreeInclude', 'LeafInclude', 'TreeFile' and 'LeafFile' all use this helper class. See their documentation for more information about the algorithms.

Author:

Johannes Verelst, Rob Vermeulen (VPRO)

Constructor Summary

TreeHelper()

Method Summary

protected java.lang.String	findLeafFile(java.lang.String includePage, java.lang.String objectlist, javax.servlet.http.HttpSession session) Method to find the file to 'LeafInclude' given a list of objectnumbers
protected java.lang.String	findTreeFile(java.lang.String includePage, java.lang.String objectlist, javax.servlet.http.HttpSession session) Method to find the file to 'TreeInclude' given a list of objectnumbers
void	setCloud(Cloud cl)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TreeHelper

public TreeHelper()

Method Detail

setCloud

public void setCloud(Cloud cl)

findLeafFile

protected java.lang.String findLeafFile(java.lang.String includePage,
                                        java.lang.String objectlist,
                                        javax.servlet.http.HttpSession session)
                                 throws javax.servlet.jsp.JspTagException

Method to find the file to 'LeafInclude' given a list of objectnumbers

Parameters:

includePage - The page to include (relative path, may include URL parameters)

objectlist - The list of objectnumbers (comma-seperated) that is used to find the correct file to include

session - The session context can contain version information (used in getVerion).

findTreeFile

protected java.lang.String findTreeFile(java.lang.String includePage,
                                        java.lang.String objectlist,
                                        javax.servlet.http.HttpSession session)
                                 throws javax.servlet.jsp.JspTagException

Method to find the file to 'TreeInclude' given a list of objectnumbers

Parameters:

includePage - The page to include (relative path, may include URL parameters)

objectlist - The list of objectnumbers (comma-seperated) that is used to find the correct file to include

session - The session context can contain version information (used in getVerion).