package com.jclark.xsl.tr;

import com.jclark.xsl.om.*;
import com.jclark.xsl.expr.StringExpr;

class ProcessingInstructionAction implements Action {
  private StringExpr nameExpr;
  private Action content;

  ProcessingInstructionAction(StringExpr nameExpr, Action content) {
    this.nameExpr = nameExpr;
    this.content = content;
  }

  public void invoke(ProcessContext context, Node sourceNode, Result result) throws XSLException {
    String name = nameExpr.eval(sourceNode, context);
    StringResult s = new StringResult(result);
    content.invoke(context, sourceNode, s);
    result.processingInstruction(name, s.toString());
  }
}