public class TreeNode
extends java.lang.Object
org.w3c.dom need
not be visible to the remainder of Jasper.
WARNING - Construction of a new tree, or modifications to an existing one, are not thread-safe and such accesses must be synchronized.
| Modifier and Type | Field and Description |
|---|---|
protected java.util.HashMap<java.lang.String,java.lang.String> |
attributes
The attributes of this node, keyed by attribute name,
Instantiated only if required.
|
protected java.lang.String |
body
The body text associated with this node (if any).
|
protected java.util.ArrayList<TreeNode> |
children
The children of this node, instantiated only if required.
|
protected java.lang.String |
name
The name of this node.
|
protected TreeNode |
parent
The parent node of this node.
|
| Constructor and Description |
|---|
TreeNode(java.lang.String name,
TreeNode parent)
Construct a new node with the specified parent.
|
| Modifier and Type | Method and Description |
|---|---|
void |
addAttribute(java.lang.String name,
java.lang.String value)
Add an attribute to this node, replacing any existing attribute
with the same name.
|
void |
addChild(TreeNode node)
Add a new child node to this node.
|
java.lang.String |
findAttribute(java.lang.String name)
Return the value of the specified node attribute if it exists, or
null otherwise. |
java.util.Iterator<java.lang.String> |
findAttributes()
Return an Iterator of the attribute names of this node.
|
TreeNode |
findChild(java.lang.String name)
Return the first child node of this node with the specified name,
if there is one; otherwise, return
null. |
java.util.Iterator<TreeNode> |
findChildren()
Return an Iterator of all children of this node.
|
java.util.Iterator<TreeNode> |
findChildren(java.lang.String name)
Return an Iterator over all children of this node that have the
specified name.
|
java.lang.String |
getBody()
Return the body text associated with this node (if any).
|
java.lang.String |
getName()
Return the name of this node.
|
void |
setBody(java.lang.String body)
Set the body text associated with this node (if any).
|
java.lang.String |
toString()
Return a String representation of this TreeNode.
|
protected void |
toString(java.lang.StringBuilder sb,
int indent,
TreeNode node)
Append to the specified StringBuilder a character representation of
this node, with the specified amount of indentation.
|
protected java.util.HashMap<java.lang.String,java.lang.String> attributes
protected java.lang.String body
protected java.util.ArrayList<TreeNode> children
protected java.lang.String name
protected TreeNode parent
public TreeNode(java.lang.String name,
TreeNode parent)
name - The name of this nodeparent - The node that is the parent of this nodepublic void addAttribute(java.lang.String name,
java.lang.String value)
name - The attribute name to addvalue - The new attribute valuepublic void addChild(TreeNode node)
node - The new child nodepublic java.lang.String findAttribute(java.lang.String name)
null otherwise.name - Name of the requested attributepublic java.util.Iterator<java.lang.String> findAttributes()
public TreeNode findChild(java.lang.String name)
null.name - Name of the desired child elementpublic java.util.Iterator<TreeNode> findChildren()
public java.util.Iterator<TreeNode> findChildren(java.lang.String name)
name - Name used to select childrenpublic java.lang.String getBody()
public java.lang.String getName()
public void setBody(java.lang.String body)
body - The body text (if any)public java.lang.String toString()
toString in class java.lang.Objectprotected void toString(java.lang.StringBuilder sb,
int indent,
TreeNode node)
sb - The StringBuilder to append toindent - Number of characters of indentationnode - The TreeNode to be printedCopyright © 2000-2019 Apache Software Foundation. All Rights Reserved.