package client.net.sf.saxon.ce.om;
import java.util.Iterator;
/**
* Abstract class that supports lookup of a lexical QName to get the expanded QName.
*/
public interface NamespaceResolver {
/**
* Get the namespace URI corresponding to a given prefix. Return null
* if the prefix is not in scope.
* @param prefix the namespace prefix. May be the zero-length string, indicating
* that there is no prefix. This indicates either the default namespace or the
* null namespace, depending on the value of useDefault.
* @param useDefault true if the default namespace is to be used when the
* prefix is "". If false, the method returns "" when the prefix is "".
* @return the uri for the namespace, or null if the prefix is not in scope.
* The "null namespace" is represented by the pseudo-URI "".
*/
public abstract String getURIForPrefix(String prefix, boolean useDefault);
/**
* Get an iterator over all the prefixes declared in this namespace context. This will include
* the default namespace (prefix="") and the XML namespace where appropriate
*/
public abstract Iterator<String> iteratePrefixes();
}
// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// This Source Code Form is “Incompatible With Secondary Licenses”, as defined by the Mozilla Public License, v. 2.0.