oracle.jdeveloper.el.tree
Class AbstractELProvidersTreeNode

java.lang.Object
  oracle.jdeveloper.el.tree.AbstractELProvidersTreeNode

All Implemented Interfaces:

javax.swing.tree.TreeNode

Direct Known Subclasses:

PropertyProviderTreeNode, RootTreeNode, VariableProviderTreeNode

public abstract class AbstractELProvidersTreeNode

extends java.lang.Object

implements javax.swing.tree.TreeNode

Constructor Summary

protected

AbstractELProvidersTreeNode(javax.swing.tree.TreeNode parent, Displayable displayable)

Method Summary

boolean	canInsert(Context context, java.lang.Object location, ELType type) Override to indicate this node can be inserted
java.util.Enumeration	children()
void	doInsert(Context context, java.lang.Object location, ELType type, boolean editingBodyOfExpression, java.lang.String expressionStart, javax.swing.text.JTextComponent elTextComponent) Override to insert the node into the EL TextComponent
boolean	getAllowsChildren()
javax.swing.tree.TreeNode	getChildAt(int childIndex)
int	getChildCount()
Displayable	getDisplayable()
int	getIndex(javax.swing.tree.TreeNode node)
javax.swing.tree.TreeNode	getParent()
boolean	isLeaf()
protected abstract java.util.Vector	lazilyGetChildren() Subclass implementation of childrenFetching

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractELProvidersTreeNode

protected AbstractELProvidersTreeNode(javax.swing.tree.TreeNode parent,
                                      Displayable displayable)

Method Detail

getDisplayable

public final Displayable getDisplayable()

canInsert

public boolean canInsert(Context context,
                         java.lang.Object location,
                         ELType type)

Override to indicate this node can be inserted

doInsert

public void doInsert(Context context,
                     java.lang.Object location,
                     ELType type,
                     boolean editingBodyOfExpression,
                     java.lang.String expressionStart,
                     javax.swing.text.JTextComponent elTextComponent)

Override to insert the node into the EL TextComponent

Parameters:

editingBodyOfExpression - True if the the body of an expression is being edited

expressionStart - ${ or #{

elTextComponent - The TextComponent to insert the node into

lazilyGetChildren

protected abstract java.util.Vector lazilyGetChildren()

Subclass implementation of childrenFetching

getChildAt

public final javax.swing.tree.TreeNode getChildAt(int childIndex)

Specified by:

getChildAt in interface javax.swing.tree.TreeNode

getChildCount

public final int getChildCount()

Specified by:

getChildCount in interface javax.swing.tree.TreeNode

getParent

public final javax.swing.tree.TreeNode getParent()

Specified by:

getParent in interface javax.swing.tree.TreeNode

getIndex

public final int getIndex(javax.swing.tree.TreeNode node)

Specified by:

getIndex in interface javax.swing.tree.TreeNode

getAllowsChildren

public final boolean getAllowsChildren()

Specified by:

getAllowsChildren in interface javax.swing.tree.TreeNode

isLeaf

public final boolean isLeaf()

Specified by:

isLeaf in interface javax.swing.tree.TreeNode

children

public final java.util.Enumeration children()

Specified by:

children in interface javax.swing.tree.TreeNode