package client.net.sf.saxon.ce.style;
import client.net.sf.saxon.ce.expr.Expression;
import client.net.sf.saxon.ce.expr.instruct.Executable;
import client.net.sf.saxon.ce.trans.XPathException;
/**
* This element is a surrogate for an extension element (or indeed an xsl element)
* for which no implementation is available.
*/
public class AbsentExtensionElement extends StyleElement {
public boolean isInstruction() {
return true;
}
/**
* Determine whether this type of element is allowed to contain a template-body
*/
public boolean mayContainSequenceConstructor() {
return true;
}
/**
* Process the attributes of this element and all its children
*/
public void processAllAttributes() throws XPathException {
if (isTopLevel() && forwardsCompatibleModeIsEnabled()) {
// do nothing
} else {
super.processAllAttributes();
}
}
public void prepareAttributes() throws XPathException {
}
/**
* Recursive walk through the stylesheet to validate all nodes
* @param decl
*/
public void validateSubtree(Declaration decl) throws XPathException {
if (isTopLevel() && forwardsCompatibleModeIsEnabled()) {
// do nothing
} else {
super.validateSubtree(decl);
}
}
public void validate(Declaration decl) throws XPathException {
}
public Expression compile(Executable exec, Declaration decl) throws XPathException {
if (isTopLevel()) {
return null;
}
// if there are fallback children, compile the code for the fallback elements
if (validationError==null) {
validationError = new XPathException("Unknown instruction");
}
return fallbackProcessing(exec, decl, this);
}
}
// 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.