/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.xsl.java;
import com.caucho.java.JavaWriter;
import com.caucho.xml.QName;
import com.caucho.xsl.XslParseException;
/**
* Represents an xsl:with-param node from the stylesheet.
*/
public class XslWithParam extends XslNode {
private String _name;
private String _select;
/**
* returns the tag name.
*/
public String getTagName()
{
return "xsl:with-param";
}
/**
* Adds an attribute.
*/
public void addAttribute(QName name, String value)
throws XslParseException
{
if (name.getName().equals("name"))
_name = value;
else if (name.getName().equals("select"))
_select = value;
else
super.addAttribute(name, value);
}
/**
* Ends the attributes.
*/
public void endAttributes()
throws XslParseException
{
if (_name == null)
throw error(L.l("xsl:with-param needs a 'name' attribute."));
}
/**
* Ends the element.
*/
public void endElement()
{
addVariableCount();
}
/**
* Generates the code for the tag
*
* @param out the output writer for the generated java.
*/
public void generate(JavaWriter out)
throws Exception
{
if (_select != null) {
out.print("_exprs[" + addExpr(_select) + "]");
out.println(".addVar(_xsl_arg" + _gen.getCallDepth() + ", \"" +
_name + "\", " +
"node, env);");
}
else {
String frag = "_xsl_frag_" + _gen.generateId();
out.println("Node " + frag + ";");
printFragmentValue(out, frag);
out.print("_xsl_arg" + _gen.getCallDepth() + ".addVar(\"");
out.print(_name);
out.println("\", " + frag + ");");
}
}
}