com.pow2.resources
Class PropertyContainerImpl

java.lang.Object
  com.pow2.resources.PropertyContainerImpl

All Implemented Interfaces:

PropertyContainer, Serializable

Direct Known Subclasses:

Prefs, StringBufferNodeVisitor

public abstract class PropertyContainerImpl

extends Object

implements PropertyContainer, Serializable

Property container class.

Author:

Paul Monday

See Also:

Serialized Form

Field Summary

protected org.apache.log4j.Category	cat Log4J category.
protected Properties	properties properties table

Constructor Summary

PropertyContainerImpl()
Constructor for the PropertyContainerImpl object

Method Summary

void	addProperty(Object value, String token) Add a property associated with a token name.
Object	getObject(String token) Retrieve a value by a particular token.
String	getProperty(String token) Retrieve a value by a particular token.
String[]	getPropertyKeys() Retrieve all property keys currently in use.
void	removeProperty(String token) Remove a value associated with a particular token.

Methods inherited from class java.lang.Object

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

Field Detail

cat

protected org.apache.log4j.Category cat

Log4J category.

properties

protected Properties properties

properties table

Constructor Detail

PropertyContainerImpl

public PropertyContainerImpl()

Constructor for the PropertyContainerImpl object

Method Detail

addProperty

public void addProperty(Object value,
                        String token)

Add a property associated with a token name.
If the token already exists, the value will be replaced. If the token does not exist, it will be added with the value.

Specified by:

addProperty in interface PropertyContainer

Parameters:

value - is an object that cannot be null

token - is a key that can be used to retrieve the value

getProperty

public String getProperty(String token)

Retrieve a value by a particular token.

Specified by:

getProperty in interface PropertyContainer

Parameters:

token - is a key that can be used to retrieve the value

Returns:

String is the value associated with the token. It will not be null

getObject

public Object getObject(String token)

Retrieve a value by a particular token.

Specified by:

getObject in interface PropertyContainer

Parameters:

token - is a key that can be used to retrieve the value

Returns:

Object is the value associated with the token. It will not be null

getPropertyKeys

public String[] getPropertyKeys()

Retrieve all property keys currently in use.

Specified by:

getPropertyKeys in interface PropertyContainer

Returns:

String[] is an array of all valid token names

removeProperty

public void removeProperty(String token)

Remove a value associated with a particular token.

Specified by:

removeProperty in interface PropertyContainer

Parameters:

token - is a key associated with a value that was added