package org.pdf4j.saxon.style;
import org.pdf4j.saxon.expr.Expression;
import org.pdf4j.saxon.expr.StringLiteral;
import org.pdf4j.saxon.instruct.Executable;
import org.pdf4j.saxon.instruct.ValueOf;
import org.pdf4j.saxon.om.AttributeCollection;
import org.pdf4j.saxon.om.StandardNames;
import org.pdf4j.saxon.trans.XPathException;
import org.pdf4j.saxon.value.Whitespace;
/**
* A saxon:entity-ref element in the stylesheet. This causes an entity reference
* to be output to the XML or HTML output stream. <br>
*/
public class SaxonEntityRef extends StyleElement {
String nameAttribute;
/**
* Determine whether this node is an instruction.
* @return true - it is an instruction
*/
public boolean isInstruction() {
return true;
}
public void prepareAttributes() throws XPathException {
AttributeCollection atts = getAttributeList();
for (int a=0; a<atts.getLength(); a++) {
int nc = atts.getNameCode(a);
String f = getNamePool().getClarkName(nc);
if (f==StandardNames.NAME) {
nameAttribute = Whitespace.trim(atts.getValue(a));
} else {
checkUnknownAttribute(nc);
}
}
if (nameAttribute==null) {
reportAbsence("name");
}
}
public void validate() throws XPathException {
//checkWithinTemplate();
checkEmpty();
}
public Expression compile(Executable exec) throws XPathException {
ValueOf text = new ValueOf(new StringLiteral('&' + nameAttribute + ';'), true, false);
// try {
// text.setSelect(new StringValue('&' + nameAttribute + ';'));
// } catch (StaticError err) {
// compileError(err);
// }
return text;
}
}
//
// 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.
//
// Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
//
// Contributor(s): none.
//