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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2002-2005, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id$
package scala.xml;
/** unprefixed attributes have the null namespace
*/
class UnprefixedAttribute(val key: String, val value: String, val next: MetaData) extends MetaData {
// verify that value is a proper attribute value (references, no <)
Utility.checkAttributeValue(value) match {
case null => ;
case msg => throw new MalformedAttributeException(msg);
}
/** returns a copy of this unprefixed attribute with the given next field*/
def copy(next: MetaData) =
new UnprefixedAttribute(key, value, next);
def equals1(m:MetaData) =
!m.isPrefixed && (m.key == key) && (m.value == value);
/** returns null */
final def getNamespace(owner: Node): String =
null;
/**
* Gets value of unqualified (unprefixed) attribute with given key.
*
* @param key
* @return ..
*/
def getValue(key: String): String =
if (key == this.key) value else next.getValue(key);
/**
* Forwards the call to next.
*
* @param namespace
* @param scope
* @param key
* @return ..
*/
def getValue(namespace: String, scope: NamespaceBinding, key: String): String =
next.getValue(namespace, scope, key);
override def hashCode() =
key.hashCode() * 7 + value.hashCode() * 53 + next.hashCode();
/** returns false */
final def isPrefixed = false;
def toString1(sb:StringBuffer): Unit = {
sb.append(key);
sb.append('=');
Utility.appendQuoted(value, sb);
}
def wellformed(scope: NamespaceBinding): Boolean =
(null == next.getValue(null, scope, key)) && next.wellformed(scope);
}
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