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author | buraq <buraq@epfl.ch> | 2003-11-03 15:21:37 +0000 |
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committer | buraq <buraq@epfl.ch> | 2003-11-03 15:21:37 +0000 |
commit | 26801b88cd3dd0bf6e0af638086254e43065d9c6 (patch) | |
tree | 3928110f6a74c4b5302b04e5ba7c58a285e6a394 | |
parent | 33d19305e4e00a38a167d3e159e92d90cd4de7ce (diff) | |
download | scala-26801b88cd3dd0bf6e0af638086254e43065d9c6.tar.gz scala-26801b88cd3dd0bf6e0af638086254e43065d9c6.tar.bz2 scala-26801b88cd3dd0bf6e0af638086254e43065d9c6.zip |
XPath expression
-rw-r--r-- | sources/scala/xml/path/Expression.scala | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/sources/scala/xml/path/Expression.scala b/sources/scala/xml/path/Expression.scala new file mode 100644 index 0000000000..4fec113a9b --- /dev/null +++ b/sources/scala/xml/path/Expression.scala @@ -0,0 +1,30 @@ +package scala.xml.path; + +import scala.xml.Element ; + +object Expression { + def evaluate(expr:Expression):List[Element] = { + Nil; // to do + } +} + +abstract class Expression ; + +case class Node[T<:Element]( conds:Condition* ) extends Expression { + type t = T; + + def test( x:Element ):boolean = { + x.isInstanceOf[t]; + } +}; + +case class Attribute( name:String ) extends Expression; + +case object Wildcard extends Expression; + +case object Descendant extends Expression; + +abstract class Condition ; + +case class Present(attr:Attribute) extends Condition; +case class Equals(attr:Attribute, str:String) extends Condition; |