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package com.jclark.xsl.tr;
import com.jclark.xsl.om.*;
import com.jclark.xsl.expr.NodeSetExpr;
import com.jclark.xsl.expr.ExprContext;
import com.jclark.xsl.expr.NodeListSorter;
public class SortNodeSetExpr implements NodeSetExpr {
private NodeSetExpr expr;
private ComparatorTemplate comparatorTemplate;
public SortNodeSetExpr(NodeSetExpr expr,
ComparatorTemplate comparatorTemplate) {
this.expr = expr;
this.comparatorTemplate = comparatorTemplate;
}
public NodeIterator eval(Node node, ExprContext context) throws XSLException {
try {
return NodeListSorter.sort(expr.eval(node, context),
comparatorTemplate.instantiate(node, context));
}
catch (UncheckedXSLException e) {
throw e.getXSLException();
}
}
}
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