ajanta.naming
Class URN

java.lang.Object
  |
  +--ajanta.naming.URN

All Implemented Interfaces:

java.io.Serializable

public class URN

extends java.lang.Object

implements java.io.Serializable

The Uniform Resource Name scheme is used for location idependent naming. Syntax of URN is defined as RFC2141 ::= "urn:" ":" NID is Namespace Identifier NSS is Namespace Specific String ::= '%" | "/" | "?" | "#" Note: following two URN are lexically equivalent URN:foo:a123,456 urn:FOO:a123,456

See Also:

Serialized Form

Constructor Summary

URN(java.lang.String urn)
This constructor takes a string and parse it to fill the URN structure

Method Summary

boolean	equals(java.lang.Object obj) Checks equiality of the passed object with this object.
java.lang.String	getCreationDomain() Return the string representation of the creation domain.
ajanta.naming.URN	getCreationDomainURN() Return the the creation domain.
ajanta.naming.URN	getNamingAuthority() Returns the naming authoruty for this URN.
java.lang.String	getNID() Return the NID part of the URN
java.lang.String	getNSS() Return the NSS part of the URN
int	hashCode() hashCode of the URN
java.lang.String	toString() Returns a string representation of the URN

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

URN

public URN(java.lang.String urn)
    throws MalformedURNException

This constructor takes a string and parse it to fill the URN structure

Parameters:

urn - - string representation of a URN

Method Detail

getNSS

public java.lang.String getNSS()

Return the NSS part of the URN

Returns:

a string that represent the NSS( NameSpace Specific String)

getNID

public java.lang.String getNID()

Return the NID part of the URN

Returns:

a string that represent the NID ( NameSpace Identifier)

getNamingAuthority

public ajanta.naming.URN getNamingAuthority()

Returns the naming authoruty for this URN. Currently it is the string before the last slash of the NSS

Returns:

the URN of its naming authority

getCreationDomain

public java.lang.String getCreationDomain()

Return the string representation of the creation domain. In our URN, the first component of the NSS is the creation domain

Returns:

the first componnent of NSS as creation domain, if there is only one component the NSS is the creation domain

getCreationDomainURN

public ajanta.naming.URN getCreationDomainURN()

Return the the creation domain. In our URN, the first component of the NSS is the creation domain

Returns:

URN first componnent of NSS as creation domain, if there is only one component the NSS is the creation domain

toString

public java.lang.String toString()

Returns a string representation of the URN

Overrides:

toString in class java.lang.Object

Returns:

a string representation of the URN

equals

public boolean equals(java.lang.Object obj)

Checks equiality of the passed object with this object. Note: the NID is case insensitive. The following two URN are equivalent URN:foo:a123,456 urn:FOO:a123,456

Overrides:

equals in class java.lang.Object

Returns:

true is equal false otherwise

hashCode

public int hashCode()

hashCode of the URN

Overrides:

hashCode in class java.lang.Object

Returns:

int value of the hashCode of this URN