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Michael McMahon 2011-05-02 11:47:55 +01:00
commit c050e4251f
1 changed files with 23 additions and 12 deletions
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35
jdk/src/share/classes/java/util/regex/Pattern.java
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@ -667,8 +667,30 @@ import java.util.Arrays;
* <p> Perl constructs not supported by this class: </p>
*
* <ul>
* <li><p> Predefined character classes (Unicode character)
* <p><tt>\h&nbsp;&nbsp;&nbsp;&nbsp;</tt>A horizontal whitespace
* <p><tt>\H&nbsp;&nbsp;&nbsp;&nbsp;</tt>A non horizontal whitespace
* <p><tt>\v&nbsp;&nbsp;&nbsp;&nbsp;</tt>A vertical whitespace
* <p><tt>\V&nbsp;&nbsp;&nbsp;&nbsp;</tt>A non vertical whitespace
* <p><tt>\R&nbsp;&nbsp;&nbsp;&nbsp;</tt>Any Unicode linebreak sequence
* <tt>\u005cu000D\u005cu000A|[\u005cu000A\u005cu000B\u005cu000C\u005cu000D\u005cu0085\u005cu2028\u005cu2029]</tt>
* <p><tt>\X&nbsp;&nbsp;&nbsp;&nbsp;</tt>Match Unicode
* <a href="http://www.unicode.org/reports/tr18/#Default_Grapheme_Clusters">
* <i>extended grapheme cluster</i></a>
* </p></li>
*
* <li><p> The conditional constructs <tt>(?{</tt><i>X</i><tt>})</tt> and
* <li><p> The backreference constructs, <tt>\g{</tt><i>n</i><tt>}</tt> for
* the <i>n</i><sup>th</sup><a href="#cg">capturing group</a> and
* <tt>\g{</tt><i>name</i><tt>}</tt> for
* <a href="#groupname">named-capturing group</a>.
* </p></li>
*
* <li><p> The named character construct, <tt>\N{</tt><i>name</i><tt>}</tt>
* for a Unicode character by its name.
* </p></li>
*
* <li><p> The conditional constructs
* <tt>(?(</tt><i>condition</i><tt>)</tt><i>X</i><tt>)</tt> and
* <tt>(?(</tt><i>condition</i><tt>)</tt><i>X</i><tt>|</tt><i>Y</i><tt>)</tt>,
* </p></li>
*
@ -686,10 +708,6 @@ import java.util.Arrays;
*
* <ul>
*
* <li><p> Possessive quantifiers, which greedily match as much as they can
* and do not back off, even when doing so would allow the overall match to
* succeed. </p></li>
*
* <li><p> Character-class union and intersection as described
* <a href="#cc">above</a>.</p></li>
*
@ -723,13 +741,6 @@ import java.util.Arrays;
* within a group; in the latter case, flags are restored at the end of the
* group just as in Perl. </p></li>
*
* <li><p> Perl is forgiving about malformed matching constructs, as in the
* expression <tt>*a</tt>, as well as dangling brackets, as in the
* expression <tt>abc]</tt>, and treats them as literals. This
* class also accepts dangling brackets but is strict about dangling
* metacharacters like +, ? and *, and will throw a
* {@link PatternSyntaxException} if it encounters them. </p></li>
*
* </ul>
*
*