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## org.richfaces.component
Class UITree

    java.lang.Object
      javax.faces.component.UIComponent
          javax.faces.component.UIComponentBase
              javax.faces.component.UIData
                  org.ajax4jsf.component.UIDataAdaptor
                      org.richfaces.component.UITree

All Implemented Interfaces:
  javax.faces.component.NamingContainer, javax.faces.component.StateHolder, org.ajax4jsf.component.AjaxChildrenEncoder, org.ajax4jsf.component.AjaxComponent, org.ajax4jsf.component.AjaxDataEncoder, org.richfaces.component.Draggable, org.richfaces.component.Dropzone, org.richfaces.event.DropSource, org.richfaces.event.TreeListenerEventsProducer

Direct Known Subclasses:
  HtmlTree

    public abstract class UITree

extends org.ajax4jsf.component.UIDataAdaptor
implements org.richfaces.event.TreeListenerEventsProducer, org.richfaces.component.Draggable, org.richfaces.component.Dropzone, org.ajax4jsf.component.AjaxComponent

Author:
  igels Component class providing tree ADT behaviuor

Nested Class Summary

Nested classes/interfaces inherited from class org.ajax4jsf.component.UIDataAdaptor
`org.ajax4jsf.component.UIDataAdaptor.ComponentVisitor, org.ajax4jsf.component.UIDataAdaptor.IndexedEvent`

Field Summary
`static java.lang.String` | `COMPONENT_FAMILY`
`static java.lang.String` | `COMPONENT_TYPE`
`static java.lang.String` | `DEFAULT_HIGHLIGHTED_CSS_CLASS`
`static java.lang.String` | `DEFAULT_SELECTED_CSS_CLASS`
`static java.lang.String` | `PRESERVE_MODEL_NONE`
`static java.lang.String` | `PRESERVE_MODEL_REQUEST`
`static java.lang.String` | `PRESERVE_MODEL_STATE`
`static java.lang.String` | `SELECTED_NODE_PARAMETER_NAME`
`static java.lang.String` | `SELECTION_INPUT_ATTRIBUTE`
`static java.lang.String` | `SWITCH_AJAX`
`static java.lang.String` | `SWITCH_CLIENT`
`static java.lang.String` | `SWITCH_SERVER`

Fields inherited from class org.ajax4jsf.component.UIDataAdaptor
`COMPONENT_STATE_ATTRIBUTE, decodeVisitor, EMPTY_MODEL, updateVisitor, validateVisitor`

Fields inherited from class javax.faces.component.UIComponent
`bindings`

Fields inherited from interface org.ajax4jsf.component.AjaxComponent
`AJAX_COMPONETT_PARAMETER`

Fields inherited from interface javax.faces.component.NamingContainer
`SEPARATOR_CHAR`

Constructor Summary
`UITree()`

Method Summary
`void` | `addChangeExpandListener(org.richfaces.event.NodeExpandedListener listener)`
`void` | `addDragListener(org.richfaces.event.DragListener listener)`
`void` | `addDropListener(org.richfaces.event.DropListener listener)`
`void` | `addNode(javax.faces.context.FacesContext context, java.lang.Object parentRowKey, org.richfaces.model.TreeNode newNode, java.lang.Object id, java.lang.Object state)` Add node to tree
`void` | `addNode(java.lang.Object parentRowKey, org.richfaces.model.TreeNode draggedNode, java.lang.Object id, java.lang.Object state)` Add node to tree
`void` | `addNodeSelectListener(org.richfaces.event.NodeSelectedListener listener)`
`void` | `broadcast(javax.faces.event.FacesEvent event)`
`void` | `captureOrigValue()` Save current state of data variable.
`void` | `captureOrigValue(javax.faces.context.FacesContext faces)` Save current state of data variable.
`void` | `clearTreeNodeState()` Cleanup current tree node state information.
`protected org.ajax4jsf.model.DataComponentState` | `createComponentState()`
`protected org.ajax4jsf.model.ExtendedDataModel` | `createDataModel()`
`protected java.util.Iterator<javax.faces.component.UIComponent>` | `dataChildren()`
`protected java.lang.String` | `extractKeySegment(javax.faces.context.FacesContext context, java.lang.String tailId)`
`protected java.util.Iterator<javax.faces.component.UIComponent>` | `fixedChildren()`
`abstract javax.faces.el.MethodBinding` | `getAdviseNodeOpened()`
`abstract javax.faces.el.MethodBinding` | `getAdviseNodeSelected()`
`org.richfaces.event.NodeExpandedListener[]` | `getChangeExpandListeners()`
`org.richfaces.event.DragListener[]` | `getDragListeners()`
`org.richfaces.event.DropListener[]` | `getDropListeners()`
`abstract java.lang.String` | `getHighlightedClass()`
`abstract java.lang.String` | `getIcon()`
`abstract java.lang.String` | `getIconCollapsed()`
`abstract java.lang.String` | `getIconExpanded()`
`abstract java.lang.String` | `getIconLeaf()`
`org.richfaces.model.TreeNode` | `getModelTreeNode()`
`org.richfaces.model.TreeNode` | `getModelTreeNode(java.lang.Object rowKey)`
`abstract java.lang.String` | `getNodeFace()`
`UITreeNode` | `getNodeFacet()` Locates `UITreeNode` instance that has type equal to current nodeFace.
`org.richfaces.event.NodeSelectedListener[]` | `getNodeSelectListeners()`
`protected UITreeNode` | `getOrCreateDefaultFacet()` Lazily creates default node representation that is used if there is no `UITreeNode` child for that nodeFace
`java.lang.Object` | `getParentRowKey(java.lang.Object rowKey)`
`abstract java.lang.String` | `getPreserveModel()`
`boolean` | `getRendersChildren()`
`java.lang.String` | `getResolvedDragIndicator(javax.faces.context.FacesContext facesContext)`
`java.lang.Object` | `getRowData(java.lang.Object rowKey)` Return the data object representing the node data for the contextual row key
`javax.faces.convert.Converter` | `getRowKeyConverter()`
`abstract java.lang.String` | `getSelectedClass()`
`java.lang.String` | `getSelectionStateInputName(javax.faces.context.FacesContext context)`
`abstract java.lang.Object` | `getStateAdvisor()`
`abstract java.lang.String` | `getSwitchType()`
`org.richfaces.model.TreeNode` | `getTreeNode()` Return the data object representing the node for the currently selected row key, if any.
`org.richfaces.model.TreeNode` | `getTreeNode(java.lang.Object rowKey)` Return the data object representing the node for the contextual row key
`java.lang.Object` | `getTreeNodeRowKey(org.richfaces.model.TreeNode node)` Return row key for certain model's tree node
`java.lang.Object` | `getTreeNodeState()` Collect current tree node state including node selection and expanded nodes list
`java.lang.String` | `getTreeNodeVar()` Get name of EL variable for the tree node.
`boolean` | `hasAjaxSubmitSelection()`
`protected java.util.Iterator<javax.faces.component.UIComponent>` | `invocableChildren()`
`abstract boolean` | `isAjaxSubmitSelection()`
`boolean` | `isExpanded()` Returns whether current node is expanded
`abstract boolean` | `isImmediate()`
`boolean` | `isLeaf()` Returns whether current node is leaf ie. has no children
`boolean` | `isSelected()` Returns whether current node is selected
`abstract boolean` | `isShowConnectingLines()`
`protected boolean` | `isStopInCollapsed()` Returns whether switch type is set to "server"
`abstract boolean` | `isToggleOnClick()`
`void` | `processDecodes(javax.faces.context.FacesContext faces)`
`void` | `processUpdates(javax.faces.context.FacesContext faces)`
`void` | `queueCollapseAll()` Queues all node collapsion command
`void` | `queueEvent(javax.faces.event.FacesEvent event)`
`void` | `queueExpandAll()` Queues all node expansion command
`void` | `queueNodeCollapse(org.richfaces.model.TreeRowKey rowKey)` Queues collapsion command for node whose row key is equal to rowKey parameter
`void` | `queueNodeExpand(org.richfaces.model.TreeRowKey rowKey)` Queues expansion command for node whose row key is equal to rowKey parameter
`void` | `removeChangeExpandListener(org.richfaces.event.NodeExpandedListener listener)`
`void` | `removeDragListener(org.richfaces.event.DragListener listener)`
`void` | `removeDropListener(org.richfaces.event.DropListener listener)`
`java.lang.Object` | `removeNode(javax.faces.context.FacesContext context, java.lang.Object rowKey)` Remove node from tree
`java.lang.Object` | `removeNode(java.lang.Object rowKey)` Remove node from tree
`void` | `removeNodeSelectListener(org.richfaces.event.NodeSelectedListener listener)`
`void` | `resetDataModel()`
`void` | `restoreOrigValue()` Restore value of data variable after processing phase.
`void` | `restoreOrigValue(javax.faces.context.FacesContext faces)` Restore value of data variable after processing phase.
`void` | `restoreState(javax.faces.context.FacesContext faces, java.lang.Object object)`
`java.lang.Object` | `saveState(javax.faces.context.FacesContext faces)`
`abstract void` | `setAdviseNodeOpened(javax.faces.el.MethodBinding adviseNodeOpened)`
`abstract void` | `setAdviseNodeSelected(javax.faces.el.MethodBinding adviseNodeSelected)`
`abstract void` | `setAjaxSubmitSelection(boolean ajaxSubmitSelection)`
`abstract void` | `setHighlightedClass(java.lang.String selectedClass)`
`abstract void` | `setIcon(java.lang.String icon)`
`abstract void` | `setIconCollapsed(java.lang.String icon)`
`abstract void` | `setIconExpanded(java.lang.String icon)`
`abstract void` | `setIconLeaf(java.lang.String icon)`
`abstract void` | `setImmediate(boolean immediate)`
`abstract void` | `setNodeFace(java.lang.String nodeFace)`
`abstract void` | `setPreserveModel(java.lang.String preserveModel)`
`void` | `setRowKeyConverter(javax.faces.convert.Converter rowKeyConverter)`
`void` | `setSelected()` Sets current node as selected
`abstract void` | `setSelectedClass(java.lang.String selectedClass)`
`abstract void` | `setShowConnectingLines(boolean showConnectingLines)`
`abstract void` | `setStateAdvisor(java.lang.Object nodeFace)`
`abstract void` | `setSwitchType(java.lang.String switchType)`
`abstract void` | `setToggleOnClick(boolean toggleOnClick)`
`void` | `setTreeNodeState(java.lang.Object state)` Set current tree node state.
`void` | `setTreeNodeVar(java.lang.String treeNodeVar)` Set the name of EL variable
`protected void` | `setupVariable(javax.faces.context.FacesContext faces, javax.faces.model.DataModel localModel, boolean rowSelected)` Setup EL variable for different iteration.
`void` | `transferQueuedNode()`
`void` | `walk(javax.faces.context.FacesContext faces, org.ajax4jsf.model.DataVisitor visitor)`
`void` | `walk(javax.faces.context.FacesContext faces, org.ajax4jsf.model.DataVisitor visitor, org.ajax4jsf.model.Range range, java.lang.Object rowKey, java.lang.Object argument)` Walks through model or some subset of it if rowKey is not null
`void` | `walkModel(javax.faces.context.FacesContext faces, org.ajax4jsf.model.DataVisitor visitor, org.ajax4jsf.model.Range range, java.lang.Object key, java.lang.Object argument)` Walks through backing data model if current data model has one.

Methods inherited from class org.ajax4jsf.component.UIDataAdaptor
`addRequestKey, beforeRenderResponse, broadcastLocal, clearRequestKeysSet, containsRequestKey, encodeAjaxChild, encodeBegin, getAjaxKeys, getAllAjaxKeys, getBaseClientId, getChildrenRenderer, getChildState, getClientId, getComponentState, getEncodedIds, getExtendedDataModel, getRowCount, getRowData, getRowIndex, getRowKey, getRowKeyVar, getStateVar, getValue, invokeOnComponent, isRowAvailable, iterate, keepSaved, processDecodes, processUpdates, processValidators, processValidators, removeRequestKey, resetComponent, restoreChildState, saveChildState, setAjaxKeys, setComponentState, setExtendedDataModel, setId, setParent, setRowIndex, setRowKey, setRowKey, setRowKeyVar, setStateVar, setValue, walk`

Methods inherited from class javax.faces.component.UIData
`getDataModel, getFamily, getFirst, getFooter, getHeader, getRows, getVar, setDataModel, setFirst, setFooter, setHeader, setRows, setValueBinding, setValueExpression, setVar`

Methods inherited from class javax.faces.component.UIComponentBase
`addFacesListener, decode, encodeChildren, encodeEnd, findComponent, getAttributes, getChildCount, getChildren, getFacesContext, getFacesListeners, getFacet, getFacetCount, getFacets, getFacetsAndChildren, getId, getParent, getRenderer, getRendererType, getValueBinding, isRendered, isTransient, processRestoreState, processSaveState, removeFacesListener, restoreAttachedState, saveAttachedState, setRendered, setRendererType, setTransient`

Methods inherited from class javax.faces.component.UIComponent
`encodeAll, getContainerClientId, getValueExpression`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Methods inherited from interface org.richfaces.event.TreeListenerEventsProducer
`getChangeExpandListener, getDragListener, getDropListener, getNodeSelectListener, setChangeExpandListener, setDragListener, setDropListener, setNodeSelectListener`

Methods inherited from interface org.richfaces.component.Draggable
`getDragIndicator, getDragListener, getDragType, getDragValue, getGrabbingCursors, getGrabCursors, getOndragend, getOndragstart, getOndropout, getOndropover, setDragIndicator, setDragListener, setDragType, setDragValue, setGrabbingCursors, setGrabCursors, setOndragend, setOndragstart, setOndropout, setOndropover`

Methods inherited from interface org.richfaces.component.Dropzone
`getAcceptCursors, getAcceptedTypes, getCursorTypeMapping, getDropValue, getOndragenter, getOndragexit, getOndrop, getOndropend, getRejectCursors, getTypeMapping, setAcceptCursors, setAcceptedTypes, setCursorTypeMapping, setDropValue, setOndragenter, setOndragexit, setOndrop, setOndropend, setRejectCursors, setTypeMapping`

Methods inherited from interface org.richfaces.event.DropSource
`getDropListener, setDropListener`

Methods inherited from interface org.ajax4jsf.component.AjaxComponent
`getData, getEventsQueue, getFocus, getOnbeforedomupdate, getOncomplete, getProcess, getRequestDelay, getReRender, getStatus, getTimeout, isAjaxSingle, isBypassUpdates, isIgnoreDupResponses, isLimitToList, setAjaxSingle, setBypassUpdates, setData, setEventsQueue, setFocus, setIgnoreDupResponses, setLimitToList, setOnbeforedomupdate, setOncomplete, setProcess, setRequestDelay, setReRender, setStatus, setTimeout`

Field Detail

### COMPONENT_TYPE

    public static final java.lang.String COMPONENT_TYPE

See Also:
  Constant Field Values

### COMPONENT_FAMILY

    public static final java.lang.String COMPONENT_FAMILY

See Also:
  Constant Field Values

### PRESERVE_MODEL_STATE

    public static final java.lang.String PRESERVE_MODEL_STATE

See Also:
  Constant Field Values

### PRESERVE_MODEL_REQUEST

    public static final java.lang.String PRESERVE_MODEL_REQUEST

See Also:
  Constant Field Values

### PRESERVE_MODEL_NONE

    public static final java.lang.String PRESERVE_MODEL_NONE

See Also:
  Constant Field Values

### SWITCH_SERVER

    public static final java.lang.String SWITCH_SERVER

See Also:
  Constant Field Values

### SWITCH_CLIENT

    public static final java.lang.String SWITCH_CLIENT

See Also:
  Constant Field Values

### SWITCH_AJAX

    public static final java.lang.String SWITCH_AJAX

See Also:
  Constant Field Values

### SELECTED_NODE_PARAMETER_NAME

    public static final java.lang.String SELECTED_NODE_PARAMETER_NAME

See Also:
  Constant Field Values

### SELECTION_INPUT_ATTRIBUTE

    public static final java.lang.String SELECTION_INPUT_ATTRIBUTE

See Also:
  Constant Field Values

### DEFAULT_SELECTED_CSS_CLASS

    public static final java.lang.String DEFAULT_SELECTED_CSS_CLASS

See Also:
  Constant Field Values

### DEFAULT_HIGHLIGHTED_CSS_CLASS

    public static final java.lang.String DEFAULT_HIGHLIGHTED_CSS_CLASS

See Also:
  Constant Field Values

Constructor Detail

### UITree

    public UITree()

Method Detail

### getRendersChildren

    public boolean getRendersChildren()

  Overrides:
    `getRendersChildren` in class `javax.faces.component.UIComponentBase`

### getTreeNodeVar

    public java.lang.String getTreeNodeVar()

  Get name of EL variable for the tree node.

  Returns:
    the varState

### setTreeNodeVar

    public void setTreeNodeVar(java.lang.String treeNodeVar)

  Set the name of EL variable

  Parameters:
    `treeNodeVar` - the varStatus to set

### getOrCreateDefaultFacet

    protected UITreeNode getOrCreateDefaultFacet()

  Lazily creates default node representation that is used if there is no `UITreeNode` child for that nodeFace

  Returns:
    created or existing node representation component

### getTreeNode

    public org.richfaces.model.TreeNode getTreeNode()

  Return the data object representing the node for the currently selected row key, if any.

  Adaptor-based trees do not use `TreeNode`, so the method always return `null` for such trees. Please use `UIDataAdaptor.getRowData()` instead.

  Returns:
    `TreeNode` instance corresponding to the current row key or `null` if none exist

### getModelTreeNode

    public org.richfaces.model.TreeNode getModelTreeNode()

### getModelTreeNode

    public org.richfaces.model.TreeNode getModelTreeNode(java.lang.Object rowKey)

### isImmediate

    public abstract boolean isImmediate()

### setImmediate

    public abstract void setImmediate(boolean immediate)

### queueEvent

    public void queueEvent(javax.faces.event.FacesEvent event)

  Overrides:
    `queueEvent` in class `org.ajax4jsf.component.UIDataAdaptor`

### getNodeFacet

    public UITreeNode getNodeFacet()

  Locates `UITreeNode` instance that has type equal to current nodeFace. Default nodeFace is declared as #{var.type} by default where var is "var" attribute value Calls `getOrCreateDefaultFacet()` if none found.

  Returns:
    `UITreeNode` representing current nodeFace
  See Also:
    `getOrCreateDefaultFacet()`

### setupVariable

    protected void setupVariable(javax.faces.context.FacesContext faces,
                                 javax.faces.model.DataModel localModel,
                                 boolean rowSelected)

  Setup EL variable for different iteration. Value of row tree node is put into request scope attributes with name "treeNodeVar" bean property. All other attributes are processed in parent `UIDataAdaptor` class

  Overrides:
    `setupVariable` in class `org.ajax4jsf.component.UIDataAdaptor`
  Parameters:
    `faces` - - current faces context
    `localModel` - - reference to data model
    `rowSelected` - - boolean flag indicating whether the row is selected

### resetDataModel

    public void resetDataModel()

  Overrides:
    `resetDataModel` in class `org.ajax4jsf.component.UIDataAdaptor`

### walk

    public void walk(javax.faces.context.FacesContext faces,
                     org.ajax4jsf.model.DataVisitor visitor)
              throws java.io.IOException

  Throws:
    `java.io.IOException`

### walk

    public void walk(javax.faces.context.FacesContext faces,
                     org.ajax4jsf.model.DataVisitor visitor,
                     org.ajax4jsf.model.Range range,
                     java.lang.Object rowKey,
                     java.lang.Object argument)
              throws java.io.IOException

  Walks through model or some subset of it if rowKey is not null

  Parameters:
    `faces` - `FacesContext` instance
    `visitor` - `UIDataAdaptor.ComponentVisitor` instance
    `range` - `Range` range instance
    `rowKey` - row key to start from or null to start from root
    `argument` - implementation-specific visitor argument
  Throws:
    `java.io.IOException`

### walkModel

    public void walkModel(javax.faces.context.FacesContext faces,
                          org.ajax4jsf.model.DataVisitor visitor,
                          org.ajax4jsf.model.Range range,
                          java.lang.Object key,
                          java.lang.Object argument)
                   throws java.io.IOException

  Walks through backing data model if current data model has one. Cached data models usually have one. This method is typically used for acquiring new data when some nodes has changed their state

  Parameters:
    `faces` - `FacesContext` instance
    `visitor` - `UIDataAdaptor.ComponentVisitor` instance
    `range` - `Range` range instance
    `rowKey` - row key to start from or null to start from root
    `argument` - implementation-specific visitor argument
  Throws:
    `java.io.IOException`

### getSelectionStateInputName

    public java.lang.String getSelectionStateInputName(javax.faces.context.FacesContext context)

### processDecodes

    public void processDecodes(javax.faces.context.FacesContext faces)

  Overrides:
    `processDecodes` in class `org.ajax4jsf.component.UIDataAdaptor`

### dataChildren

    protected java.util.Iterator<javax.faces.component.UIComponent> dataChildren()

  Specified by:
    `dataChildren` in class `org.ajax4jsf.component.UIDataAdaptor`

### isLeaf

    public boolean isLeaf()

  Returns whether current node is leaf ie. has no children

  Returns:
    `true` if current node is leaf else `false`

### isExpanded

    public boolean isExpanded()

  Returns whether current node is expanded

  Returns:
    `true` if node is expanded else `false`

### isSelected

    public boolean isSelected()

  Returns whether current node is selected

  Returns:
    `true` if node is selected else `false`

### setSelected

    public void setSelected()

  Sets current node as selected

### fixedChildren

    protected java.util.Iterator<javax.faces.component.UIComponent> fixedChildren()

  Specified by:
    `fixedChildren` in class `org.ajax4jsf.component.UIDataAdaptor`

### createComponentState

    protected org.ajax4jsf.model.DataComponentState createComponentState()

  Specified by:
    `createComponentState` in class `org.ajax4jsf.component.UIDataAdaptor`

### isStopInCollapsed

    protected boolean isStopInCollapsed()

  Returns whether switch type is set to "server"

  Returns:
    `true` if switch type is "server" else `false`

### broadcast

    public void broadcast(javax.faces.event.FacesEvent event)
                   throws javax.faces.event.AbortProcessingException

  Overrides:
    `broadcast` in class `org.ajax4jsf.component.UIDataAdaptor`
  Throws:
    `javax.faces.event.AbortProcessingException`

### hasAjaxSubmitSelection

    public boolean hasAjaxSubmitSelection()

  Specified by:
    `hasAjaxSubmitSelection` in interface `org.richfaces.event.TreeListenerEventsProducer`

### captureOrigValue

    public void captureOrigValue()

  Save current state of data variable. Overrides the implementation in the base class for the case the base implementation will be changed.

  Overrides:
    `captureOrigValue` in class `org.ajax4jsf.component.UIDataAdaptor`

### captureOrigValue

    public void captureOrigValue(javax.faces.context.FacesContext faces)

  Save current state of data variable.

  Overrides:
    `captureOrigValue` in class `org.ajax4jsf.component.UIDataAdaptor`
  Parameters:
    `faces` - current faces context

### restoreOrigValue

    public void restoreOrigValue()

  Restore value of data variable after processing phase. Overrides the implementation in the base class for the case the base implementation will be changed.

  Overrides:
    `restoreOrigValue` in class `org.ajax4jsf.component.UIDataAdaptor`

### restoreOrigValue

    public void restoreOrigValue(javax.faces.context.FacesContext faces)

  Restore value of data variable after processing phase.

  Overrides:
    `restoreOrigValue` in class `org.ajax4jsf.component.UIDataAdaptor`
  Parameters:
    `faces` - current faces context

### processUpdates

    public void processUpdates(javax.faces.context.FacesContext faces)

  Overrides:
    `processUpdates` in class `org.ajax4jsf.component.UIDataAdaptor`

### createDataModel

    protected org.ajax4jsf.model.ExtendedDataModel createDataModel()

  Specified by:
    `createDataModel` in class `org.ajax4jsf.component.UIDataAdaptor`

### queueNodeExpand

    public void queueNodeExpand(org.richfaces.model.TreeRowKey rowKey)
                         throws java.io.IOException

  Queues expansion command for node whose row key is equal to rowKey parameter

  Parameters:
    `rowKey` - of the node to expand
  Throws:
    `java.io.IOException`

### queueNodeCollapse

    public void queueNodeCollapse(org.richfaces.model.TreeRowKey rowKey)
                           throws java.io.IOException

  Queues collapsion command for node whose row key is equal to rowKey parameter

  Parameters:
    `rowKey` - of the node to expand
  Throws:
    `java.io.IOException`

### queueExpandAll

    public void queueExpandAll()
                        throws java.io.IOException

  Queues all node expansion command

  Throws:
    `java.io.IOException`

### queueCollapseAll

    public void queueCollapseAll()
                          throws java.io.IOException

  Queues all node collapsion command

  Throws:
    `java.io.IOException`

### getSwitchType

    public abstract java.lang.String getSwitchType()

### setSwitchType

    public abstract void setSwitchType(java.lang.String switchType)

### getIcon

    public abstract java.lang.String getIcon()

### setIcon

    public abstract void setIcon(java.lang.String icon)

### getIconExpanded

    public abstract java.lang.String getIconExpanded()

### setIconExpanded

    public abstract void setIconExpanded(java.lang.String icon)

### getIconCollapsed

    public abstract java.lang.String getIconCollapsed()

### setIconCollapsed

    public abstract void setIconCollapsed(java.lang.String icon)

### getIconLeaf

    public abstract java.lang.String getIconLeaf()

### setIconLeaf

    public abstract void setIconLeaf(java.lang.String icon)

### setShowConnectingLines

    public abstract void setShowConnectingLines(boolean showConnectingLines)

### isShowConnectingLines

    public abstract boolean isShowConnectingLines()

### setAjaxSubmitSelection

    public abstract void setAjaxSubmitSelection(boolean ajaxSubmitSelection)

### isAjaxSubmitSelection

    public abstract boolean isAjaxSubmitSelection()

### getPreserveModel

    public abstract java.lang.String getPreserveModel()

### setPreserveModel

    public abstract void setPreserveModel(java.lang.String preserveModel)

### setHighlightedClass

    public abstract void setHighlightedClass(java.lang.String selectedClass)

### getHighlightedClass

    public abstract java.lang.String getHighlightedClass()

### setSelectedClass

    public abstract void setSelectedClass(java.lang.String selectedClass)

### getSelectedClass

    public abstract java.lang.String getSelectedClass()

### setNodeFace

    public abstract void setNodeFace(java.lang.String nodeFace)

### getNodeFace

    public abstract java.lang.String getNodeFace()

### setToggleOnClick

    public abstract void setToggleOnClick(boolean toggleOnClick)

### isToggleOnClick

    public abstract boolean isToggleOnClick()

### setStateAdvisor

    public abstract void setStateAdvisor(java.lang.Object nodeFace)

### getStateAdvisor

    public abstract java.lang.Object getStateAdvisor()

### getAdviseNodeOpened

    public abstract javax.faces.el.MethodBinding getAdviseNodeOpened()

### setAdviseNodeOpened

    public abstract void setAdviseNodeOpened(javax.faces.el.MethodBinding adviseNodeOpened)

### getAdviseNodeSelected

    public abstract javax.faces.el.MethodBinding getAdviseNodeSelected()

### setAdviseNodeSelected

    public abstract void setAdviseNodeSelected(javax.faces.el.MethodBinding adviseNodeSelected)

### addChangeExpandListener

    public void addChangeExpandListener(org.richfaces.event.NodeExpandedListener listener)

  Specified by:
    `addChangeExpandListener` in interface `org.richfaces.event.TreeListenerEventsProducer`

### addNodeSelectListener

    public void addNodeSelectListener(org.richfaces.event.NodeSelectedListener listener)

  Specified by:
    `addNodeSelectListener` in interface `org.richfaces.event.TreeListenerEventsProducer`

### removeChangeExpandListener

    public void removeChangeExpandListener(org.richfaces.event.NodeExpandedListener listener)

### removeNodeSelectListener

    public void removeNodeSelectListener(org.richfaces.event.NodeSelectedListener listener)

### getChangeExpandListeners

    public org.richfaces.event.NodeExpandedListener[] getChangeExpandListeners()

### getNodeSelectListeners

    public org.richfaces.event.NodeSelectedListener[] getNodeSelectListeners()

### addDropListener

    public void addDropListener(org.richfaces.event.DropListener listener)

  Specified by:
    `addDropListener` in interface `org.richfaces.event.DropSource`

### getDropListeners

    public org.richfaces.event.DropListener[] getDropListeners()

  Specified by:
    `getDropListeners` in interface `org.richfaces.event.DropSource`

### removeDropListener

    public void removeDropListener(org.richfaces.event.DropListener listener)

  Specified by:
    `removeDropListener` in interface `org.richfaces.event.DropSource`

### addDragListener

    public void addDragListener(org.richfaces.event.DragListener listener)

  Specified by:
    `addDragListener` in interface `org.richfaces.component.Draggable`

### getDragListeners

    public org.richfaces.event.DragListener[] getDragListeners()

  Specified by:
    `getDragListeners` in interface `org.richfaces.component.Draggable`

### removeDragListener

    public void removeDragListener(org.richfaces.event.DragListener listener)

  Specified by:
    `removeDragListener` in interface `org.richfaces.component.Draggable`

### getRowData

    public java.lang.Object getRowData(java.lang.Object rowKey)

  Return the data object representing the node data for the contextual row key

  Parameters:
    `rowKey` - contextual row key
  Returns:
    data corresponding to the current row key

### getTreeNode

    public org.richfaces.model.TreeNode getTreeNode(java.lang.Object rowKey)

  Return the data object representing the node for the contextual row key

  Parameters:
    `rowKey` - contextual row key
  Returns:
    `TreeNode` instance corresponding to the current row key

### saveState

    public java.lang.Object saveState(javax.faces.context.FacesContext faces)

  Specified by:
    `saveState` in interface `javax.faces.component.StateHolder`
  Overrides:
    `saveState` in class `org.ajax4jsf.component.UIDataAdaptor`

### restoreState

    public void restoreState(javax.faces.context.FacesContext faces,
                             java.lang.Object object)

  Specified by:
    `restoreState` in interface `javax.faces.component.StateHolder`
  Overrides:
    `restoreState` in class `org.ajax4jsf.component.UIDataAdaptor`

### getResolvedDragIndicator

    public java.lang.String getResolvedDragIndicator(javax.faces.context.FacesContext facesContext)

  Specified by:
    `getResolvedDragIndicator` in interface `org.richfaces.component.Draggable`

### extractKeySegment

    protected java.lang.String extractKeySegment(javax.faces.context.FacesContext context,
                                                 java.lang.String tailId)

  Overrides:
    `extractKeySegment` in class `org.ajax4jsf.component.UIDataAdaptor`

### invocableChildren

    protected java.util.Iterator<javax.faces.component.UIComponent> invocableChildren()

  Overrides:
    `invocableChildren` in class `org.ajax4jsf.component.UIDataAdaptor`

### getRowKeyConverter

    public javax.faces.convert.Converter getRowKeyConverter()

  Overrides:
    `getRowKeyConverter` in class `org.ajax4jsf.component.UIDataAdaptor`

### setRowKeyConverter

    public void setRowKeyConverter(javax.faces.convert.Converter rowKeyConverter)

  Overrides:
    `setRowKeyConverter` in class `org.ajax4jsf.component.UIDataAdaptor`

### getTreeNodeRowKey

    public java.lang.Object getTreeNodeRowKey(org.richfaces.model.TreeNode node)

  Return row key for certain model's tree node

  Returns:
    row key

### getTreeNodeState

    public java.lang.Object getTreeNodeState()

  Collect current tree node state including node selection and expanded nodes list

  Parameters:
    `transferQueuedNodes` - whether to collect queued expanded nodes states or not
  Returns:
    tree node state

### setTreeNodeState

    public void setTreeNodeState(java.lang.Object state)

  Set current tree node state.

  Parameters:
    `state` - node state to apply.

### clearTreeNodeState

    public void clearTreeNodeState()

  Cleanup current tree node state information.

### removeNode

    public java.lang.Object removeNode(javax.faces.context.FacesContext context,
                                       java.lang.Object rowKey)

  Remove node from tree

  Parameters:
    `context` - JSF context
    `node` - Node to remove
  Returns:
    removed node state description

### removeNode

    public java.lang.Object removeNode(java.lang.Object rowKey)

  Remove node from tree

  Parameters:
    `node` - Node to remove
  Returns:
    removed node state

### addNode

    public void addNode(javax.faces.context.FacesContext context,
                        java.lang.Object parentRowKey,
                        org.richfaces.model.TreeNode newNode,
                        java.lang.Object id,
                        java.lang.Object state)

  Add node to tree

  Parameters:
    `context` - JSF context
    `parentRowKey` - parent node row key
    `newNode` - inserted node
    `id` - inserted node parent's local identifier
    `state` - inserted tree node state. Optional

### addNode

    public void addNode(java.lang.Object parentRowKey,
                        org.richfaces.model.TreeNode draggedNode,
                        java.lang.Object id,
                        java.lang.Object state)

  Add node to tree

  Parameters:
    `parentRowKey` - parent node row key
    `newNode` - inserted node
    `id` - inserted node parent's local identifier
    `state` - inserted tree node state. Optional

### getParentRowKey

    public java.lang.Object getParentRowKey(java.lang.Object rowKey)

### transferQueuedNode

    public void transferQueuedNode()

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