options {
/*    JAVA_UNICODE_ESCAPE=true;
    UNICODE_INPUT=true;*/
    LOOKAHEAD=2;
    IGNORE_CASE=true;
    KEEP_LINE_COLUMN=true;
    STATIC=false;
}



PARSER_BEGIN(ValuesFile)

package org.biolegato.database;
/*
 * ValuesFile.jj
 *
 * Created on January 30, 2008, 11:58 AM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

import java.io.BufferedReader;
import javax.swing.filechooser.FileFilter;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.util.Map;
import java.util.HashMap;
import java.util.Collections;
import org.biopcd.widgets.Widget;
import org.biolegato.main.DataCanvas;

/**
 * File format parser for a PCD values file
 **
 * @author Graham Alvare
 * @author Brian Fristensky
 */
public class ValuesFile {
    public static void readValues(Reader currentFile, Map<String, Widget> widgets) throws IOException {
        try {
            // TODO: implement overwrite feature
            ValuesFile parser = new ValuesFile(currentFile);
            parser.parse(widgets);
        } catch (ParseException pe) {
            pe.printStackTrace(System.err);
        }
    }
}

PARSER_END(ValuesFile)

void parse(Map<String, Widget> widgets) :
{
}
{
    parseRow(widgets) ( <RDELIM> parseRow(widgets) )*
    [ <RDELIM> ]
    <EOF>
}

void parseRow(Map<String, Widget> results) :
{
    String key;
    String value;
}
{
    key = parseColumn()
    <CDELIM> value = parseColumn() { results.get(key).setValue(value); }
}

String parseColumn() :
{
    Token t;
    String result = "";
}
{
    (
      t=<CHAR>                   { result = t.image; }
    | <SQSTART>
          t=<SCHAR>              { result = t.image; }
      <SQEND>
    | <DQSTART>
          t=<DCHAR>              { result = t.image; }
      <DQEND>
    )?
    { return result; }
}

<DEFAULT> TOKEN: {
             < SQSTART: "'"   > : SQUOTE
           | < DQSTART: "\""  > : DQUOTE
           | < CDELIM:  ( [":","="] ) >
           | < RDELIM: ( "\r\n"
	               | "\n"
		       | "\r" )+ >
           | < CHAR:    ( ~["=",":"," ","'","\"","\t","\n"] )+ >
           }

<SQUOTE> TOKEN: {
             < SQEND: "'" > : DEFAULT
           | < SCHAR: ( ~["'"] | "''" )+ >
           }

<DQUOTE> TOKEN: {
             < DQEND: "\"" > : DEFAULT
           | < DCHAR: ( ~["\""] | "\"\"" )+ >
           }
<DEFAULT> SKIP: {
             < WSP: ( [" ","\t"] ) >
           }