/*
* Copyright (c) 2007-2008 Mozilla Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package org.whattf.datatype;
import org.relaxng.datatype.DatatypeException;
public class BrowsingContextOrKeyword extends AbstractDatatype {
/**
* The singleton instance.
*/
public static final BrowsingContextOrKeyword THE_INSTANCE = new BrowsingContextOrKeyword();
/**
*
*/
private BrowsingContextOrKeyword() {
super();
}
@Override
public void checkValid(CharSequence literal) throws DatatypeException {
if (literal.length() == 0) {
throw newDatatypeException("Browsing context name must be at least one character long.");
}
if (literal.charAt(0) == '_') {
String kw = toAsciiLowerCase(literal.toString().substring(1));
if (!("blank".equals(kw) || "self".equals(kw) || "top".equals(kw) || "parent".equals(kw))) {
throw newDatatypeException("Reserved keyword ", kw, " used.");
}
} else {
return;
}
}
@Override
public String getName() {
return "browsing context name or keyword";
}
}