public ParserController(JspCompilationContext ctxt,
    Compiler compiler) 
{
    /*
     * Constructor
     */
        this.ctxt = ctxt; 
        this.compiler = compiler;
        this.err = compiler.getErrorDispatcher();
}

 public Compiler getCompiler() 
{
        return compiler;
}

 public JspCompilationContext getJspCompilationContext() 
{
        return ctxt;
}

 public Node.Nodes parse(String inFileName) throws IOException, JasperException, FileNotFoundException 
{
        // If we're parsing a packaged tag file or a resource included by it
        // (using an include directive), ctxt.getTagFileJar() returns the 
        // JAR file from which to read the tag file or included resource,
        // respectively.
        isTagFile = ctxt.isTagFile();
        directiveOnly = false;
        return doParse(inFileName, null, ctxt.getTagFileJarUrl());
}

Parses a JSP page or tag file. This is invoked by the compiler.

 public Node.Nodes parse(String inFileName,
    Node parent,
    URL jarFileUrl) throws IOException, JasperException, FileNotFoundException 
{
        // For files that are statically included, isTagfile and directiveOnly
        // remain unchanged.
        return doParse(inFileName, parent, jarFileUrl);
}

Processes an include directive with the given path.

 public Node.Nodes parseTagFileDirectives(String inFileName) throws IOException, JasperException, FileNotFoundException 
{
        boolean isTagFileSave = isTagFile;
        boolean directiveOnlySave = directiveOnly;
        isTagFile = true;
        directiveOnly = true;
        Node.Nodes page = doParse(inFileName, null,
                ctxt.getTagFileJarUrl(inFileName));
        directiveOnly = directiveOnlySave;
        isTagFile = isTagFileSave;
        return page;
}

Extracts tag file directive information from the tag file with the given name. This is invoked by the compiler