bdi4jade.util

Class MetadataElement

java.lang.Object

bdi4jade.util.MetadataElement

Direct Known Subclasses:

Belief, Plan

public abstract class MetadataElement
extends java.lang.Object

Author:

ingrid

Constructor Summary

Constructors

Constructor and Description
MetadataElement()

Method Summary

Methods

Modifier and Type	Method and Description
java.util.Map<?,?>	getMetadata()
java.lang.Object	getMetadata(java.lang.Object name) Gets a value of a metadata.
boolean	hasMetadata(java.lang.Object name) Verifies if a metadata is associated with this element.
void	putMetadata(java.lang.Object name, java.lang.Object value) Put a metadata in this element.
java.lang.Object	removeMetadata(java.lang.Object name) Removes a metadata of this element.

Methods inherited from class java.lang.Object

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

Constructor Detail

MetadataElement

public MetadataElement()

Method Detail

getMetadata

public java.util.Map<?,?> getMetadata()

Returns:

the metadata

getMetadata

public java.lang.Object getMetadata(java.lang.Object name)

Gets a value of a metadata.

Parameters:

name - the name of the metadata.

Returns:

the existing value of this metadata.

hasMetadata

public boolean hasMetadata(java.lang.Object name)

Verifies if a metadata is associated with this element.

Parameters:

name - the name of the metadata.

Returns:

true if the element has this metadata.

putMetadata

public void putMetadata(java.lang.Object name,
               java.lang.Object value)

Put a metadata in this element. If it does not exists, it is added, and it is update otherwise.

Parameters:

name - the name of the metadata.

value - the value associated with this metadata.

removeMetadata

public java.lang.Object removeMetadata(java.lang.Object name)

Removes a metadata of this element.

Parameters:

name - the name of the metadata.

Returns:

the existing value of this metadata.