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package com.jclark.xsl.expr;
import com.jclark.xsl.om.*;
public abstract class VariantBase implements Variant {
public Variant makePermanent() { return this; }
public NodeIterator convertToNodeSet() throws XSLException {
throw new XSLException("cannot convert to node-set");
}
public double convertToNumber() throws XSLException {
return Converter.toNumber(convertToString());
}
public boolean convertToPredicate(ExprContext context) throws XSLException {
return convertToBoolean();
}
public boolean isBoolean() { return false; }
public boolean isNumber() { return false; }
public boolean isString() { return false; }
public boolean isNodeSet() { return false; }
}
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