org.opencms.jsp.util
Class CmsJspNavigationBean

java.lang.Object
  org.opencms.jsp.util.CmsJspNavigationBean

public class CmsJspNavigationBean
extends java.lang.Object

Allows access to the OpenCms navigation information in combination with the <cms:navigation> tag.

Since:

8.0

See Also:

CmsJspTagContentAccess

Nested Class Summary

class	CmsJspNavigationBean.CmsIsActiveTransformer Provides a Map with Booleans that indicate if the given URI is the currently active element in the navigation.
class	CmsJspNavigationBean.CmsIsParentTransformer Provides a Map with Booleans that indicate if the given navigation URI is a parent element of the current URI.

Field Summary

protected CmsJspNavBuilder	m_builder The navigation builder.
protected CmsObject	m_cms The OpenCms user context.
protected CmsJspNavElement	m_current The navigation element of the currently requested uri.
protected int	m_endLevel The optional end level for the navigation.
protected java.util.Map<java.lang.String,java.lang.Boolean>	m_isActive Indicates if a given navigation uri is currently active.
protected java.util.Map<java.lang.String,java.lang.Boolean>	m_isParent Indicates if the given navigation URI is a parent element of the current URI.
protected java.util.List<CmsJspNavElement>	m_items The result items from the navigation.
protected java.lang.String	m_param The optional parameter for the navigation.
protected java.lang.String	m_resource The optional resource for the navigation.
protected int	m_startLevel The optional start level for the navigation.
protected CmsJspTagNavigation.Type	m_type The selected navigation type.

Constructor Summary

CmsJspNavigationBean(CmsObject cms, CmsJspTagNavigation.Type type, int startLevel, int endLevel, java.lang.String resource, java.lang.String param)
Base constructor.

Method Summary

CmsJspNavElement	getCurrent() Returns the navigation element of the currently requested uri.
java.util.Map<java.lang.String,java.lang.Boolean>	getIsActive() Returns a lazy initialized Map that provides Booleans that indicate if a given navigation uri is currently active.
java.util.Map<java.lang.String,java.lang.Boolean>	getIsParent() Returns a lazy initialized Map that provides Booleans that indicate if the given navigation URI is a parent element of the current URI.
java.util.List<CmsJspNavElement>	getItems() Returns the list of selected navigation elements.

Methods inherited from class java.lang.Object

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

Field Detail

m_builder

protected CmsJspNavBuilder m_builder

The navigation builder.

m_cms

protected CmsObject m_cms

The OpenCms user context.

m_current

protected CmsJspNavElement m_current

The navigation element of the currently requested uri.

m_endLevel

protected int m_endLevel

The optional end level for the navigation.

m_isActive

protected java.util.Map<java.lang.String,java.lang.Boolean> m_isActive

Indicates if a given navigation uri is currently active.

m_isParent

protected java.util.Map<java.lang.String,java.lang.Boolean> m_isParent

Indicates if the given navigation URI is a parent element of the current URI.

m_items

protected java.util.List<CmsJspNavElement> m_items

The result items from the navigation.

m_param

protected java.lang.String m_param

The optional parameter for the navigation.

m_resource

protected java.lang.String m_resource

The optional resource for the navigation.

m_startLevel

protected int m_startLevel

The optional start level for the navigation.

m_type

protected CmsJspTagNavigation.Type m_type

The selected navigation type.

Constructor Detail

CmsJspNavigationBean

public CmsJspNavigationBean(CmsObject cms,
                            CmsJspTagNavigation.Type type,
                            int startLevel,
                            int endLevel,
                            java.lang.String resource,
                            java.lang.String param)

Base constructor.

Parameters:

cms - the current users OpenCms context to build the navigation for

type - the navigation type to generate

startLevel - the optional start level

endLevel - the optional end level

resource - the optional resource for the navigation

param - the optional parameter for the navigation

Method Detail

getCurrent

public CmsJspNavElement getCurrent()

Returns the navigation element of the currently requested uri.

Returns:

the navigation element of the currently requested uri

getIsActive

public java.util.Map<java.lang.String,java.lang.Boolean> getIsActive()

Returns a lazy initialized Map that provides Booleans that indicate if a given navigation uri is currently active.

The provided Map key is assumed to be a String that represents an absolute VFS path.

Usage example on a JSP with the JSTL:

 <cms:navigation  type="treeForFolder" startLevel="1" endLevel="3" var="nav" />
     <c:forEach var="entry" items="${nav.items}" ... >
     ...
     <c:if test="${nav.isActive[entry.resourceName]}" >
         This is the currently active navigation entry 
     </c:if>
 </c:forEach>

Returns:

a lazy initialized Map that provides Booleans that indicate if a given navigation uri is currently active

getIsParent

public java.util.Map<java.lang.String,java.lang.Boolean> getIsParent()

Returns a lazy initialized Map that provides Booleans that indicate if the given navigation URI is a parent element of the current URI.

The provided Map key is assumed to be a String that represents an absolute VFS path.

Usage example on a JSP with the JSTL:

 <cms:navigation  type="treeForFolder" startLevel="1" endLevel="3" var="nav" />
     <c:forEach var="entry" items="${nav.items}" ... >
     ...
     <c:if test="${nav.isParent[entry.resourceName]}" >
         The currently active navigation entry is a parent of the currently requested URI
     </c:if>
 </c:forEach>

Returns:

a lazy initialized Map that provides Booleans that indicate if the given navigation URI is a parent element of the current URI

getItems

public java.util.List<CmsJspNavElement> getItems()

Returns the list of selected navigation elements.

Returns:

the list of selected navigation elements