org.newsml.toolkit.conformance
Class Util

java.lang.Object
  |
  +--org.newsml.toolkit.conformance.Util

public final class Util

extends Object

Convenient static utility methods for NewsML conformance tests.

Many of the methods in this class depend on the Gnu Regexp Java library.

Version:

2.0

Author:

Reuters PLC

Field Summary

static String	DATE_REGEXP Regular expression to validate an ISO 8601 date.
static String	URL_REGEXP Regular expression to validate RFC 1738 URL syntax.
static String	URN_REGEXP Regular expression to validate RFC 2141 URN syntax.

Constructor Summary

Util()

Method Summary

static boolean	isDuidRef(String ref) Test whether a string matches Duid reference syntax.
static boolean	isHttpUrl(String url) Test whether a string matches HTTP URL syntax.
static boolean	isISODate(String s) Test whether a string is an ISO 8601 date (NewsML subset).
static boolean	isISOLang(String s) Test whether a string matches IETF RFC 1766 language syntax.
static boolean	isNewsMLUrn(String urn) Test whether a string matches NewsML URN syntax.
static boolean	isUrl(String url) Test whether a string matches general URL syntax.
static boolean	isUrn(String urn) Test whether a string matches general URN syntax.
static boolean	matches(String regexp, String data) Match a string against a regular expression.

Methods inherited from class java.lang.Object

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

Field Detail

DATE_REGEXP

public static final String DATE_REGEXP

Regular expression to validate an ISO 8601 date.

This matches only the NewsML subset of the Basic Format.

URL_REGEXP

public static final String URL_REGEXP

Regular expression to validate RFC 1738 URL syntax.

URN_REGEXP

public static final String URN_REGEXP

Regular expression to validate RFC 2141 URN syntax.

Constructor Detail

Util

public Util()

Method Detail

matches

public static boolean matches(String regexp,
                              String data)

Match a string against a regular expression.

Parameters:

regexp - The regular expression, in Perl5 syntax.

data - The string to match.

Returns:

true if the string matches, false otherwise.

isISODate

public static boolean isISODate(String s)

Test whether a string is an ISO 8601 date (NewsML subset).

isISOLang

public static boolean isISOLang(String s)

Test whether a string matches IETF RFC 1766 language syntax. See NewsML 1.04, section 5.4.2 -- it must be ll-CC or ll-CCC.

isDuidRef

public static boolean isDuidRef(String ref)

Test whether a string matches Duid reference syntax.

isNewsMLUrn

public static boolean isNewsMLUrn(String urn)

Test whether a string matches NewsML URN syntax.

isHttpUrl

public static boolean isHttpUrl(String url)

Test whether a string matches HTTP URL syntax.

isUrl

public static boolean isUrl(String url)

Test whether a string matches general URL syntax.

isUrn

public static boolean isUrn(String urn)

Test whether a string matches general URN syntax.