net.sf.saxon.s9api.OccurrenceIndicator Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of saxon9 Show documentation

Provides a basic XSLT 2.0 and XQuery 1.0 processor (W3C Recommendations, January 2007). Command line interfaces and implementations of several Java APIs (DOM, XPath, s9api) are also included.

The newest version!

package net.sf.saxon.s9api;

import net.sf.saxon.expr.StaticProperty;

/**
 * Represents one of the possible occurrence indicators in a SequenceType. The four standard values are
 * ONE (no occurrence indicator), ZERO_OR_ONE (?), ZERO_OR_MORE (*), ONE_OR_MORE (+). In addition the
 * value ZERO is supported, this is used only in the type empty-sequence() which matches an empty sequence
 * and nothing else.
 */
public enum OccurrenceIndicator {
    ZERO, ZERO_OR_ONE, ZERO_OR_MORE, ONE, ONE_OR_MORE;

    protected int getCardinality() {
        switch(this) {
            case ZERO:
                return StaticProperty.EMPTY;
            case ZERO_OR_ONE:
                return StaticProperty.ALLOWS_ZERO_OR_ONE;
            case ZERO_OR_MORE:
                return StaticProperty.ALLOWS_ZERO_OR_MORE;
            case ONE:
                return StaticProperty.ALLOWS_ONE;
            case ONE_OR_MORE:
                return StaticProperty.ALLOWS_ONE_OR_MORE;
            default:
                return StaticProperty.EMPTY;
        }
    }
}

//
// The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
// you may not use this file except in compliance with the License. You may obtain a copy of the
// License at http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the License for the specific language governing rights and limitations under the License.
//
// The Original Code is: all this file
//
// The Initial Developer of the Original Code is Michael H. Kay.
//
// Contributor(s):
//