org.jboss.cache
Class AbstractNode

java.lang.Object
  |
  +--org.jboss.cache.AbstractNode

All Implemented Interfaces:

DataNode, TreeNode

Direct Known Subclasses:

Node

public abstract class AbstractNode

extends java.lang.Object

implements DataNode

Author:

manik

Field Summary

protected java.util.Map	children
protected java.util.Map	data
protected Fqn	fqn
protected static int	INDENT
protected java.lang.Object	name
protected DataNode	parent

Fields inherited from interface org.jboss.cache.DataNode

LOCK_TYPE_NONE, LOCK_TYPE_READ, LOCK_TYPE_WRITE, PRINT_LOCK_DETAILS

Constructor Summary

AbstractNode()

Method Summary

void	addChild(java.lang.Object child_name, TreeNode n) Adds the (already created) child node.
boolean	childExists(java.lang.Object child_name)
protected java.util.Map	children() Override this if concurrent thread access may occur.
abstract java.lang.Object	clone()
protected java.util.Map	data() Needs to be called with a lock on dataLock if concurrency is a concern.
TreeNode	getChild(java.lang.Object child_name)
java.util.Map	getChildren() Will always return an unmodifiable map.
Fqn	getFqn()
java.lang.Object	getName()
TreeNode	getParent()
boolean	hasChildren()
void	print(java.lang.StringBuffer sb, int indent)
protected void	printDetailsInMap(java.lang.StringBuffer sb, int indent, java.util.Map map)
void	printIndent(java.lang.StringBuffer sb, int indent)
void	put(java.util.Map data)
void	removeAllChildren()
void	removeChild(java.lang.Object child_name)
void	setChildren(java.util.Map children) Sets Map

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.cache.DataNode

acquire, acquireAll, containsKey, createChild, getChildrenLoaded, getData, getDataKeys, getLock, getOrCreateChild, isLocked, numAttributes, printDetails, printLockInfo, releaseAll, releaseAllForce, setChildrenLoaded, setRecursiveTreeCacheInstance

Methods inherited from interface org.jboss.cache.TreeNode

clear, createChild, get, getImmutableLock, put, put, release, releaseForce, remove

Field Detail

name

protected java.lang.Object name

fqn

protected Fqn fqn

parent

protected DataNode parent

children

protected java.util.Map children

data

protected java.util.Map data

INDENT

protected static final int INDENT

See Also:

Constant Field Values

Constructor Detail

AbstractNode

public AbstractNode()

Method Detail

getName

public java.lang.Object getName()

Specified by:

getName in interface TreeNode

getFqn

public Fqn getFqn()

Specified by:

getFqn in interface TreeNode

getChild

public TreeNode getChild(java.lang.Object child_name)

Specified by:

getChild in interface TreeNode

getParent

public TreeNode getParent()

Specified by:

getParent in interface TreeNode

childExists

public boolean childExists(java.lang.Object child_name)

Specified by:

childExists in interface DataNode

See Also:

DataNode

getChildren

public java.util.Map getChildren()

Description copied from interface: TreeNode

Will always return an unmodifiable map. Implementations need to make sure of this. Use createChild or removeChild ...

Specified by:

getChildren in interface TreeNode

Returns:

Map

See Also:

DataNode

setChildren

public void setChildren(java.util.Map children)

Description copied from interface: DataNode

Sets Map

Specified by:

setChildren in interface DataNode

See Also:

DataNode

hasChildren

public boolean hasChildren()

Specified by:

hasChildren in interface DataNode

See Also:

DataNode

put

public void put(java.util.Map data)

Specified by:

put in interface TreeNode

removeChild

public void removeChild(java.lang.Object child_name)

Specified by:

removeChild in interface TreeNode

removeAllChildren

public void removeAllChildren()

Specified by:

removeAllChildren in interface DataNode

See Also:

DataNode

print

public void print(java.lang.StringBuffer sb,
                  int indent)

Specified by:

print in interface DataNode

printIndent

public void printIndent(java.lang.StringBuffer sb,
                        int indent)

Specified by:

printIndent in interface DataNode

addChild

public void addChild(java.lang.Object child_name,
                     TreeNode n)

Description copied from interface: DataNode

Adds the (already created) child node. Replaces existing node if present.

Specified by:

addChild in interface DataNode

Parameters:

child_name -

n -

data

protected java.util.Map data()

Needs to be called with a lock on dataLock if concurrency is a concern.

children

protected java.util.Map children()

Override this if concurrent thread access may occur.

printDetailsInMap

protected void printDetailsInMap(java.lang.StringBuffer sb,
                                 int indent,
                                 java.util.Map map)

clone

public abstract java.lang.Object clone()
                                throws java.lang.CloneNotSupportedException

Specified by:

clone in interface DataNode

Overrides:

clone in class java.lang.Object

java.lang.CloneNotSupportedException