ptolemy.data
Class XMLToken

java.lang.Object
  ptolemy.data.Token
      ptolemy.data.XMLToken

All Implemented Interfaces:

java.io.Serializable

public class XMLToken
extends Token

A token that contains a xml document. Currently, no operations between function tokens (add, multiply, etc.) are supported.

Since:

Ptolemy II 4.0

Version:

$Id: XMLToken.java 41824 2006-04-05 21:12:31Z cxh $

Author:

Yang Zhao

See Also:

Serialized Form

Accepted Rating:

Red (cxh)

Proposed Rating:

Red (neuendor)

Field Summary

private org.w3c.dom.Document	_doc
private java.lang.String	_toString

Fields inherited from class ptolemy.data.Token

NIL

Constructor Summary

XMLToken()
Construct an empty token.

XMLToken(java.lang.String init)
Construct an XmlToken from the specified string.

Method Summary

static XMLToken	convert(Token token) Convert the specified token into an instance of XMLToken.
org.w3c.dom.Document	getDomTree() Return the dom document parsed from the xml string.
Type	getType() Return the type of this token.
java.lang.String	toString() Return the value of this Token as a string.

Methods inherited from class ptolemy.data.Token

add, addReverse, divide, divideReverse, isCloseTo, isCloseTo, isEqualTo, isNil, modulo, moduloReverse, multiply, multiplyReverse, notSupportedConversionMessage, notSupportedIncomparableConversionMessage, notSupportedIncomparableMessage, notSupportedMessage, notSupportedNullNilStringMessage, one, pow, subtract, subtractReverse, zero, zeroReturnType

Methods inherited from class java.lang.Object

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

Field Detail

_doc

private org.w3c.dom.Document _doc

_toString

private java.lang.String _toString

Constructor Detail

XMLToken

public XMLToken()

Construct an empty token.

XMLToken

public XMLToken(java.lang.String init)
         throws java.lang.Exception

Construct an XmlToken from the specified string.

Parameters:

init - The initialization string.

Throws:

java.lang.Exception - If the string is not parsable.

Method Detail

convert

public static XMLToken convert(Token token)
                        throws IllegalActionException

Convert the specified token into an instance of XMLToken. If the specified token is not an instance of XMLToken, an exception is thrown.

Parameters:

token - The token to be converted to a XMLToken.

Returns:

A XMLToken.

Throws:

IllegalActionException - If the conversion cannot be carried out.

getDomTree

public org.w3c.dom.Document getDomTree()

Return the dom document parsed from the xml string.

Returns:

A Document.

getType

public Type getType()

Return the type of this token.

Overrides:

getType in class Token

Returns:

BaseType.XMLTOKEN.

toString

public java.lang.String toString()

Return the value of this Token as a string.

Overrides:

toString in class Token

Returns:

A String.