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From ke...@apache.org
Subject svn commit: r611261 [16/43] - in /incubator/imperius/trunk: ./ imperius-javaspl/ imperius-javaspl/src/main/java/org/apache/imperius/javaspl/ imperius-splcore/ imperius-splcore/src/main/antlr/org/apache/imperius/spl/parser/compiler/ imperius-splcore/src...
Date Fri, 11 Jan 2008 18:57:14 GMT
Modified: incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTime.java
URL: http://svn.apache.org/viewvc/incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTime.java?rev=611261&r1=611260&r2=611261&view=diff
==============================================================================
--- incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTime.java (original)
+++ incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTime.java Fri Jan 11 10:56:30 2008
@@ -1,864 +1,864 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *      http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-//
-
-/**
- * @author Prashant Baliga <prabalig@in.ibm.com>
- *
- */
-package org.apache.imperius.spl.parser.expressions.impl;
-
-import java.util.Calendar;
-import java.util.NoSuchElementException;
-import java.util.StringTokenizer;
-import java.util.TimeZone;
-import java.util.logging.Logger;
-
-import org.apache.imperius.spl.external.Expression;
-import org.apache.imperius.spl.external.TypeConstants;
-import org.apache.imperius.spl.parser.exceptions.SPLException;
-import org.apache.imperius.spl.parser.util.TypeInfo;
-import org.apache.imperius.util.SPLLogger;
-
-
-/**
- * This class implements a for xsd:dateTime.
- * <p>
- * 
- * It
- * <ul>
- * <li>supports http://www.w3.org/TR/1998/NOTE-datetime-19980827
- * <li>supports version without - and : in date/time (see for example)
- * http://www.cl.cam.ac.uk/~mgk25/iso-time.html
- * <li> does not support week modifiers etc.
- * </ul>
- * 
- * 
- * @author Policy Toolkit Team
- */
-public class DateTime implements Expression
-{
-    
-      
-    private int _timeZoneMinuteOffset = 0;
-    
-    private int _timeZoneMillisOffset = 0;
-    
-    private String _timeZoneString = "GMT";
-    
-    private int _millis = -1;
-    
-    private int _second = -1;
-    
-    private int _minute = -1;
-    
-    private int _hour = -1;
-    
-    private int _day = -1;
-    
-    private int _month = -1;
-    
-    private int _year = -1;
-    
-    private boolean eraAD = true;
-    
-    public boolean isArray = false;
-    
-    private TypeInfo _dataType = null;
-    
-    private static int UTC_MULTIPLIER = 60000;
-    
-    private static Logger logger = SPLLogger.getSPLLogger().getLogger();
-    private static final String sourceClass="DateTime";
-    
-    
-    
-    public boolean isArray()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
-     
-        
-        return isArray;
-    }
-    
-    public DateTime(String splDateTime) throws SPLException
-    {
-    	logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
-        
-       
-        //System.out.println(" date string :" + dateStringGeneric);
-       // Calendar cal = Calendar.getInstance(TimeZone.getTimeZone(GMT));
-        
-        // CIM date format yyyymmddHHMMSS.mmmmmmsUUU
-        String dateString = splDateTime.replace('*', '0');
-        
-        String YEAR = dateString.substring(0, 4);
-        String MONTH = dateString.substring(4, 6);
-        String DAY_OF_MONTH = dateString.substring(6, 8);
-        String HOUR_OF_DAY = dateString.substring(8, 10);
-        String MINUTE = dateString.substring(10, 12);
-        String SECOND = dateString.substring(12, 14);// leaving out '.'
-        String MILLISECOND = dateString.substring(15, 18);// leaving out the
-                                                            // last 3 digits as
-                                                            // microsecond is
-                                                            // not supported,
-                                                            // restricting to
-                                                            // millisecond
-        String sign = dateString.substring(21, 22);// can be '+' or '-'
-        String utcOffset = dateString.substring(22, 25);// needs to converted to
-                                                        // GMT
-            
-        
-        _year = Integer.parseInt(YEAR);
-        _month = Integer.parseInt(MONTH);
-        _day = Integer.parseInt(DAY_OF_MONTH);
-        _hour = Integer.parseInt(HOUR_OF_DAY);
-        //System.out.println("MINUTE "+MINUTE);
-        _minute = Integer.parseInt(MINUTE);
-        //System.out.println("_minute "+_minute);
-        
-        _second = Integer.parseInt(SECOND);
-        _millis = Integer.parseInt(MILLISECOND);
-        
-        int timeZoneMinuteOffset = Integer.parseInt(utcOffset);
-        int hrs = timeZoneMinuteOffset / 60;
-        _timeZoneString = _timeZoneString + sign + hrs;
-        
-        int zoneOffsetMilliseconds = timeZoneMinuteOffset * UTC_MULTIPLIER;
-         
-        if (sign.equalsIgnoreCase("-"))
-        {
-            zoneOffsetMilliseconds = 0 - zoneOffsetMilliseconds;
-            timeZoneMinuteOffset = 0 - timeZoneMinuteOffset;
-        }
-        _timeZoneMinuteOffset = timeZoneMinuteOffset;
-        _timeZoneMillisOffset = zoneOffsetMilliseconds;
-        //System.out.println("created calendar");
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
-        
-       
-    }
-    
-    public String getTimeZoneString()
-    {
-    	return _timeZoneString;
-    }
-    
-    public static boolean isDateTimeString(String dateStringGeneric)
-	{
-		logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
-
-
-		//System.out.println("*****Checking to see if string is datetime"+dateStringGeneric);
-		String dateStr=dateStringGeneric.substring(1, dateStringGeneric.length()-1);
-		//System.out.println("*****Checking to see if string is dateStr"+dateStr);
-
-		dateStr = dateStr.replace('*', '0');
-		//System.out.println("*****Checking to see if string is dateStr"+dateStr+dateStr.length());
-
-		if(dateStr.length()!=25)
-		{
-			return false;
-		}
-		String YEAR = dateStr.substring(0, 4);
-		String MONTH = dateStr.substring(4, 6);
-		String DAY_OF_MONTH = dateStr.substring(6, 8);
-		String HOUR_OF_DAY = dateStr.substring(8, 10);
-		String MINUTE = dateStr.substring(10, 12);
-		String SECOND = dateStr.substring(12, 14);// leaving out '.'
-		String MILLISECOND = dateStr.substring(15, 18);// leaving out the
-		// last 3 digits as
-		// microsecond is
-		// not supported,
-		// restricting to
-		// millisecond
-		String sign = dateStr.substring(21, 22);// can be '+' or '-'
-		String utcOffset = dateStr.substring(22, 25);// needs to converted to
-
-		//System.out.println("*****YEAR"+Integer.parseInt(YEAR));
-		try
-		{
-			if(Integer.parseInt(YEAR) >=0 && Integer.parseInt(YEAR) <=9999)
-			{//System.out.println("*****MONTH"+Integer.parseInt(MONTH));
-				if(Integer.parseInt(MONTH) >0 && Integer.parseInt(MONTH) <=12)
-				{//System.out.println("*****DAY_OF_MONTH"+Integer.parseInt(DAY_OF_MONTH));
-					if(Integer.parseInt(DAY_OF_MONTH) >0 && Integer.parseInt(DAY_OF_MONTH) <=31)
-					{//System.out.println("*****HOUR_OF_DAY"+Integer.parseInt(HOUR_OF_DAY));
-						if(Integer.parseInt(HOUR_OF_DAY) >=0 && Integer.parseInt(HOUR_OF_DAY) <24)
-						{//System.out.println("*****MINUTE"+Integer.parseInt(MINUTE));
-							if(Integer.parseInt(MINUTE) >=0 && Integer.parseInt(MINUTE) <60)
-							{//System.out.println("*****SECOND"+Integer.parseInt(SECOND));
-								if(Integer.parseInt(SECOND) >=0 && Integer.parseInt(SECOND) <60)
-								{//System.out.println("*****MILLISECOND"+Integer.parseInt(MILLISECOND));
-									if(Integer.parseInt(MILLISECOND) >=0 && Integer.parseInt(MILLISECOND) <=999)
-									{//System.out.println("*****+"+sign);
-										if(sign.equalsIgnoreCase("+") || sign.equalsIgnoreCase("-"))
-										{//System.out.println("*****utcOffset"+Integer.parseInt(utcOffset));
-											if(Integer.parseInt(utcOffset) >=0 && Integer.parseInt(MILLISECOND) <=999)
-											{
-												//System.out.println(dateStringGeneric+" is a DATETIME string");
-												logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
-												return true;
-
-
-											}
-										}
-									}
-								}
-							}
-						}                    
-					}                
-				}            
-			}
-		}
-		catch(NumberFormatException e)
-		{
-//			System.out.println(" string is not a datetime string "+e.getMessage());
-			return false;
-		}
-		logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
-		//System.out.println(dateStringGeneric+" is not a DATETIME string");
-
-		return false;
-	}
-    
-    /**
-     * for xsd:dateTime TimePeriod format Supports all of:
-     * http://www.w3.org/TR/1998/NOTE-datetime-19980827 Plus version without -
-     * and : in date/time (see for example)
-     * http://www.cl.cam.ac.uk/~mgk25/iso-time.html
-     * 
-     * @param isUTC
-     * @param isodate
-     * @throws ExpressionException
-     *//*
-    public DateTime(String isodate) throws SPLException
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
-        
-        _dataType = new TypeInfo(TypeConstants.dateTime);
-        
-        // -YYYY-MM-DDThh:mm:ss.sTZD
-        // or
-        // -YYYYMMDDThhmmss.sTZD
-        // or
-        // -YYYYMMDDThhmmss
-        // or combination of both
-        
-        // does not support week specifiers, etc.
-        // null argument check
-        
-        if (isodate == null)
-            return;
-        
-        if (isodate.startsWith("-"))
-        {
-            this.eraAD = false;
-        }
-        
-        StringTokenizer datetime = new StringTokenizer(isodate.trim(), "T",
-                true);
-        
-        String datepart = null;
-        String timeTZpart = null;
-        boolean inTime = false;
-        while (datetime.hasMoreTokens())
-        {
-            String token = datetime.nextToken();
-            if (token.equalsIgnoreCase("T"))
-            {
-                if (inTime)
-                {
-                    logger.severe(
-                    "invalid expression: invalid date.");
-                    throw new SPLException(
-                            "invalid expression: invalid date.");
-                }
-                else
-                {
-                    inTime = true;
-                    continue;
-                }
-            }
-            else if (inTime)
-            {
-                timeTZpart = token;
-            }
-            else
-            {
-                datepart = token;
-            }
-        }
-        
-        try
-        {
-            // datepart
-            
-            if (datepart != null)
-            {
-                
-                String overflow = null;
-                StringTokenizer dateToken = new StringTokenizer(datepart, "-",
-                        false);
-                
-                // Year
-                if (dateToken.hasMoreElements())
-                {
-                    String yearStr = (String) dateToken.nextElement();
-                    if (yearStr.length() > 4)
-                    {
-                        overflow = yearStr.substring(4, yearStr.length());
-                        yearStr = yearStr.substring(0, 4);
-                    }
-                    int yearVal = Integer.parseInt(yearStr);
-                    this.year = yearVal;
-                }
-                else
-                {
-                    
-                    return;
-                }
-                
-                // Month
-                if (overflow != null || dateToken.hasMoreElements())
-                {
-                    String monthStr = "";
-                    if (overflow != null)
-                    {
-                        monthStr = overflow;
-                        overflow = null;
-                    }
-                    else if (dateToken.hasMoreElements())
-                    {
-                        monthStr = (String) dateToken.nextElement();
-                    }
-                    
-                    if (monthStr.length() > 2)
-                    {
-                        overflow = monthStr.substring(2, monthStr.length());
-                        monthStr = monthStr.substring(0, 2);
-                    }
-                    this.month = Integer.parseInt(monthStr) - 1;
-                }
-                else
-                {
-                    return;
-                }
-                
-                // Day
-                if (overflow != null || dateToken.hasMoreElements())
-                {
-                    String dayStr = "";
-                    if (overflow != null)
-                    {
-                        dayStr = overflow;
-                        overflow = null;
-                    }
-                    else if (dateToken.hasMoreElements())
-                    {
-                        dayStr = (String) dateToken.nextElement();
-                    }
-                    
-                    if (dayStr.length() > 2)
-                    {
-                        overflow = dayStr.substring(2, dayStr.length());
-                        dayStr = dayStr.substring(0, 2);
-                    }
-                    this.day = Integer.parseInt(dayStr);
-                }
-                else
-                {
-                    logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
-                    
-                    return;
-                }
-                
-            }
-            
-            // Timepart
-            
-            if (timeTZpart != null)
-            {
-            }
-            
-            StringTokenizer timezoneToken = new StringTokenizer(timeTZpart,
-                    "Z+-", true);
-            
-            // Get just the time (not timezone)
-            String timepart = "";
-            
-            if (timezoneToken.hasMoreElements())
-            {
-                timepart = timezoneToken.nextToken();
-            }
-            
-            String overflow = null;
-            StringTokenizer timeToken = new StringTokenizer(timepart, ":", true);
-            
-            // hour
-            if (timeToken.hasMoreElements())
-            {
-                String hourStr = (String) timeToken.nextElement();
-                if (hourStr.length() > 2)
-                {
-                    overflow = hourStr.substring(2, hourStr.length());
-                    hourStr = hourStr.substring(0, 2);
-                }
-                this.hour = Integer.parseInt(hourStr);
-            }
-            else
-            {
-                this.hour = 0;
-            }
-            
-            // minute
-            if (overflow != null
-                    || (hasToken(timeToken, ":") && timeToken.hasMoreElements()))
-            {
-                String minuteStr = "";
-                if (overflow != null)
-                {
-                    minuteStr = overflow;
-                    overflow = null;
-                }
-                else if (timeToken.hasMoreElements())
-                {
-                    minuteStr = (String) timeToken.nextElement();
-                }
-                
-                if (minuteStr.length() > 2)
-                {
-                    overflow = minuteStr.substring(2, minuteStr.length());
-                    minuteStr = minuteStr.substring(0, 2);
-                }
-                this.minute = Integer.parseInt(minuteStr);
-            }
-            else
-            {
-                this.minute = 0;
-            }
-            
-            // second complete whole and part
-            String secondStr = "";
-//            String wholeSecond = "";
-            String fractionSecond = "";
-            
-            if (overflow != null
-                    || (hasToken(timeToken, ":") && timeToken.hasMoreElements()))
-            {
-                
-                if (overflow != null)
-                {
-                    secondStr = overflow;
-                    overflow = null;
-                }
-                else if (timeToken.hasMoreElements())
-                {
-                    secondStr = (String) timeToken.nextElement();
-                }
-                
-                // We are at the end -- if there are more tokens at this point
-                // then it is an error
-                if (timeToken.hasMoreElements())
-                {
-                    logger.severe(
-                            "invalid expression: "
-                            + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
-                            + isodate + ".");
-                    throw new SPLException(
-                            "invalid expression: "
-                                    + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
-                                    + isodate + ".");
-                }
-                
-                // now we need to tease out the fractional seconds part
-                
-                StringTokenizer secondToken = new StringTokenizer(secondStr,
-                        ".", false);
-                
-                if (secondToken.hasMoreElements())
-                {
-//                    wholeSecond = secondToken.nextToken();
-                }
-                if (secondToken.hasMoreElements())
-                {
-                    fractionSecond = secondToken.nextToken();
-                }
-                if (secondToken.hasMoreElements())
-                {
-                    logger.severe(
-                            "invalid expression: "
-                            + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
-                            + isodate + ".");
-                   
-                    throw new SPLException(
-                            "invalid expression: "
-                                    + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
-                                    + isodate + ".");
-                }
-                
-            }
-            
-            // whole second
-            
-            if (secondStr.length() > 2)
-            {
-                overflow = secondStr.substring(2, secondStr.length());
-                secondStr = secondStr.substring(0, 2);
-            }
-            if (secondStr.length() > 0)
-            {
-                
-                this.second = Integer.parseInt(secondStr);
-            }
-            else
-            {
-                this.second = 0;
-            }
-            
-            // fraction second / millisecond
-            
-            if (fractionSecond.length() > 0)
-            {
-                while (fractionSecond.length() < 3)
-                {
-                    fractionSecond += "0";
-                }
-                
-                for (int i = 0; i < fractionSecond.length(); i++)
-                {
-                    if (!Character.isDigit(fractionSecond.charAt(i)))
-                    {
-                        logger.severe(
-                                "invalid expression: "
-                                + "Format of fractional seconds in RFC 3060 time is invalid: "
-                                + isodate);
-                        throw new SPLException(
-                                "invalid expression: "
-                                        + "Format of fractional seconds in RFC 3060 time is invalid: "
-                                        + isodate);
-                    }
-                }
-                fractionSecond = fractionSecond.substring(0, 3);
-                // Cut trailing chars..
-                
-                this.millis = Integer.parseInt(fractionSecond);
-            }
-            else
-            {
-                this.millis = 0;
-            }
-            
-            // get TIMEZONE
-            
-            if (timezoneToken.hasMoreElements())
-            {
-                String oper = timezoneToken.nextToken();
-                if (!oper.equals("Z"))
-                { // UTC case
-                    if (!(oper.equals("+") || oper.equals("-")))
-                    { 
-                        logger.severe(
-                                "invalid expression: "
-                                + "Z, +. - required to specify a TZ in a RFC3060 TimePeriodCondition.");
-           
-        
-                        throw new SPLException(
-                                "invalid expression: "
-                                        + "Z, +. - required to specify a TZ in a RFC3060 TimePeriodCondition.");
-                    }
-                    int factor = (oper.equals("-") ? -1 : 1);
-                    
-                    overflow = null;
-                    
-                    if (!timezoneToken.hasMoreElements())
-                    {
-                        logger.severe(
-                            "invalid expression: "
-                            + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
-        
-                        throw new SPLException(
-                                "invalid expression: "
-                                        + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
-                    }
-                    
-                    String timezonediff = timezoneToken.nextToken();
-                    
-                    StringTokenizer tzdToken = new StringTokenizer(
-                            timezonediff, ":", true);
-                    
-                    // hour
-                    if (tzdToken.hasMoreElements())
-                    {
-                        String hourStr = (String) tzdToken.nextElement();
-                        if (hourStr.length() > 2)
-                        {
-                            overflow = hourStr.substring(2, hourStr.length());
-                            hourStr = hourStr.substring(0, 2);
-                        }
-                        int hourValue = Integer.parseInt(hourStr);
-                        this.timeZoneHourOffset = factor * hourValue;
-                    }
-                    else
-                    {logger.severe(
-                            "invalid expression: "
-                            + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
-      
-                        throw new SPLException(
-                                "invalid expression: "
-                                        + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
-                    }
-                    
-                    // minute
-                    if (overflow != null
-                            || (hasToken(tzdToken, ":") && tzdToken
-                                    .hasMoreElements()))
-                    {
-                        String minuteStr = "";
-                        if (overflow != null)
-                        {
-                            minuteStr = overflow;
-                            overflow = null;
-                        }
-                        else if (tzdToken.hasMoreElements())
-                        {
-                            minuteStr = (String) tzdToken.nextElement();
-                        }
-                        
-                        if (minuteStr.length() > 2)
-                        {
-                            overflow = minuteStr.substring(2, minuteStr
-                                    .length());
-                            minuteStr = minuteStr.substring(0, 2);
-                        }
-                        int minuteValue = Integer.parseInt(minuteStr);
-                        this.timeZoneMinuteOffset = factor * minuteValue;
-                    }
-                    
-                }
-                
-            }
-            
-        }
-        catch (Exception ex)
-        {
-            logger.severe(Thread.currentThread().getName()+" "+"invalid expression: "
-                    + "Error converting to a Number.");
-            
-            throw new SPLException("invalid expression: "
-                    + "Error converting to a Number.");
-        }
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
-     
-    }
-    
-    private static boolean hasToken(StringTokenizer st, String token)
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
-
-        try
-        {
-            if (st.hasMoreElements() && st.nextToken().equals(token))
-            {
-                logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
-                
-                return true;
-            }
-            else
-            {
-                logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
-                
-                return false;
-            }
-        }
-        catch (NoSuchElementException ex)
-        {
-            ex.getMessage();
-            logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
-            
-            return false;
-        }
-    }
-    */
-    /**
-     * Returns the day number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getDay()
-    {
-        
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getDay");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getDay");
-        return _day;
-    }
-    
-    /**
-     * Returns the hour number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getHour()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getHour");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getHour");
-     
-        return _hour;
-    }
-    
-    /**
-     * Returns the milliseconds number for this dateTime, or -1 if it is
-     * unspecified
-     * 
-     * @return
-     */
-    public int getMillis()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMillis");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMillis");
-     
-        return _millis;
-    }
-    
-    /**
-     * Returns the minute number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getMinute()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMinute");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMinute");
-     
-        return _minute;
-    }
-    
-    /**
-     * Returns the month number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getMonth()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMonth");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMonth");
-     
-        return _month;
-    }
-    
-    /**
-     * Returns the second number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getSecond()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getSecond");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getSecond");
-     
-        return _second;
-    }
-    
-    
-   
-    
-    /**
-     * Returns the year number for this dateTime, or -1 if it is unspecified
-     * 
-     * @return
-     */
-    public int getYear()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getYear");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getYear");
-     
-        return _year;
-    }
-    
-    /**
-     * Returns true if this is an AD date, or false if this is a BC date.
-     * 
-     * @return
-     */
-    public boolean isEraAD()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isEraAD");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isEraAD");
-     
-        return eraAD;
-    }
-    
-    public Object evaluate() throws SPLException
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
-     
-        // TODO Auto-generated method stub
-        return null;
-    }
-    
-    public TypeInfo getType()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getType");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getType");
-     
-        // TODO Auto-generated method stub
-        return _dataType;
-    }
-    
-    public boolean validate() throws SPLException
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "validate");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "validate");
-     
-        // TODO Auto-generated method stub
-        return false;
-    }
-    
-    public String toString()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "toString");
-        
-        String str=Integer.toString(this._year)+"/"+Integer.toString(this._month)+"/"+Integer.toString(this._day)+" "+Integer.toString(this._hour)+":"+Integer.toString(this._minute)+":"+Integer.toString(this._second)+":"+Integer.toString(this._millis)+" MinuteOffset:"+Integer.toString(this.getTimeZoneMinuteOffset())+" eraAD:"+Boolean.toString(this.eraAD);
-        
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "toString");
-       
-        return str;
-    }
-
-	public int getTimeZoneMinuteOffset() {
-		// TODO Auto-generated method stub
-		return _timeZoneMinuteOffset;
-	}
-
-	public String getReferenceTypeName() throws SPLException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-    
-}
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+//
+
+/**
+ * @author Prashant Baliga <prabalig@in.ibm.com>
+ *
+ */
+package org.apache.imperius.spl.parser.expressions.impl;
+
+import java.util.Calendar;
+import java.util.NoSuchElementException;
+import java.util.StringTokenizer;
+import java.util.TimeZone;
+import java.util.logging.Logger;
+
+import org.apache.imperius.spl.external.Expression;
+import org.apache.imperius.spl.external.TypeConstants;
+import org.apache.imperius.spl.parser.exceptions.SPLException;
+import org.apache.imperius.spl.parser.util.TypeInfo;
+import org.apache.imperius.util.SPLLogger;
+
+
+/**
+ * This class implements a for xsd:dateTime.
+ * <p>
+ * 
+ * It
+ * <ul>
+ * <li>supports http://www.w3.org/TR/1998/NOTE-datetime-19980827
+ * <li>supports version without - and : in date/time (see for example)
+ * http://www.cl.cam.ac.uk/~mgk25/iso-time.html
+ * <li> does not support week modifiers etc.
+ * </ul>
+ * 
+ * 
+ * @author Policy Toolkit Team
+ */
+public class DateTime implements Expression
+{
+    
+      
+    private int _timeZoneMinuteOffset = 0;
+    
+    private int _timeZoneMillisOffset = 0;
+    
+    private String _timeZoneString = "GMT";
+    
+    private int _millis = -1;
+    
+    private int _second = -1;
+    
+    private int _minute = -1;
+    
+    private int _hour = -1;
+    
+    private int _day = -1;
+    
+    private int _month = -1;
+    
+    private int _year = -1;
+    
+    private boolean eraAD = true;
+    
+    public boolean isArray = false;
+    
+    private TypeInfo _dataType = null;
+    
+    private static int UTC_MULTIPLIER = 60000;
+    
+    private static Logger logger = SPLLogger.getSPLLogger().getLogger();
+    private static final String sourceClass="DateTime";
+    
+    
+    
+    public boolean isArray()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
+     
+        
+        return isArray;
+    }
+    
+    public DateTime(String splDateTime) throws SPLException
+    {
+    	logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
+        
+       
+        //System.out.println(" date string :" + dateStringGeneric);
+       // Calendar cal = Calendar.getInstance(TimeZone.getTimeZone(GMT));
+        
+        // CIM date format yyyymmddHHMMSS.mmmmmmsUUU
+        String dateString = splDateTime.replace('*', '0');
+        
+        String YEAR = dateString.substring(0, 4);
+        String MONTH = dateString.substring(4, 6);
+        String DAY_OF_MONTH = dateString.substring(6, 8);
+        String HOUR_OF_DAY = dateString.substring(8, 10);
+        String MINUTE = dateString.substring(10, 12);
+        String SECOND = dateString.substring(12, 14);// leaving out '.'
+        String MILLISECOND = dateString.substring(15, 18);// leaving out the
+                                                            // last 3 digits as
+                                                            // microsecond is
+                                                            // not supported,
+                                                            // restricting to
+                                                            // millisecond
+        String sign = dateString.substring(21, 22);// can be '+' or '-'
+        String utcOffset = dateString.substring(22, 25);// needs to converted to
+                                                        // GMT
+            
+        
+        _year = Integer.parseInt(YEAR);
+        _month = Integer.parseInt(MONTH);
+        _day = Integer.parseInt(DAY_OF_MONTH);
+        _hour = Integer.parseInt(HOUR_OF_DAY);
+        //System.out.println("MINUTE "+MINUTE);
+        _minute = Integer.parseInt(MINUTE);
+        //System.out.println("_minute "+_minute);
+        
+        _second = Integer.parseInt(SECOND);
+        _millis = Integer.parseInt(MILLISECOND);
+        
+        int timeZoneMinuteOffset = Integer.parseInt(utcOffset);
+        int hrs = timeZoneMinuteOffset / 60;
+        _timeZoneString = _timeZoneString + sign + hrs;
+        
+        int zoneOffsetMilliseconds = timeZoneMinuteOffset * UTC_MULTIPLIER;
+         
+        if (sign.equalsIgnoreCase("-"))
+        {
+            zoneOffsetMilliseconds = 0 - zoneOffsetMilliseconds;
+            timeZoneMinuteOffset = 0 - timeZoneMinuteOffset;
+        }
+        _timeZoneMinuteOffset = timeZoneMinuteOffset;
+        _timeZoneMillisOffset = zoneOffsetMilliseconds;
+        //System.out.println("created calendar");
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
+        
+       
+    }
+    
+    public String getTimeZoneString()
+    {
+    	return _timeZoneString;
+    }
+    
+    public static boolean isDateTimeString(String dateStringGeneric)
+	{
+		logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
+
+
+		//System.out.println("*****Checking to see if string is datetime"+dateStringGeneric);
+		String dateStr=dateStringGeneric.substring(1, dateStringGeneric.length()-1);
+		//System.out.println("*****Checking to see if string is dateStr"+dateStr);
+
+		dateStr = dateStr.replace('*', '0');
+		//System.out.println("*****Checking to see if string is dateStr"+dateStr+dateStr.length());
+
+		if(dateStr.length()!=25)
+		{
+			return false;
+		}
+		String YEAR = dateStr.substring(0, 4);
+		String MONTH = dateStr.substring(4, 6);
+		String DAY_OF_MONTH = dateStr.substring(6, 8);
+		String HOUR_OF_DAY = dateStr.substring(8, 10);
+		String MINUTE = dateStr.substring(10, 12);
+		String SECOND = dateStr.substring(12, 14);// leaving out '.'
+		String MILLISECOND = dateStr.substring(15, 18);// leaving out the
+		// last 3 digits as
+		// microsecond is
+		// not supported,
+		// restricting to
+		// millisecond
+		String sign = dateStr.substring(21, 22);// can be '+' or '-'
+		String utcOffset = dateStr.substring(22, 25);// needs to converted to
+
+		//System.out.println("*****YEAR"+Integer.parseInt(YEAR));
+		try
+		{
+			if(Integer.parseInt(YEAR) >=0 && Integer.parseInt(YEAR) <=9999)
+			{//System.out.println("*****MONTH"+Integer.parseInt(MONTH));
+				if(Integer.parseInt(MONTH) >0 && Integer.parseInt(MONTH) <=12)
+				{//System.out.println("*****DAY_OF_MONTH"+Integer.parseInt(DAY_OF_MONTH));
+					if(Integer.parseInt(DAY_OF_MONTH) >0 && Integer.parseInt(DAY_OF_MONTH) <=31)
+					{//System.out.println("*****HOUR_OF_DAY"+Integer.parseInt(HOUR_OF_DAY));
+						if(Integer.parseInt(HOUR_OF_DAY) >=0 && Integer.parseInt(HOUR_OF_DAY) <24)
+						{//System.out.println("*****MINUTE"+Integer.parseInt(MINUTE));
+							if(Integer.parseInt(MINUTE) >=0 && Integer.parseInt(MINUTE) <60)
+							{//System.out.println("*****SECOND"+Integer.parseInt(SECOND));
+								if(Integer.parseInt(SECOND) >=0 && Integer.parseInt(SECOND) <60)
+								{//System.out.println("*****MILLISECOND"+Integer.parseInt(MILLISECOND));
+									if(Integer.parseInt(MILLISECOND) >=0 && Integer.parseInt(MILLISECOND) <=999)
+									{//System.out.println("*****+"+sign);
+										if(sign.equalsIgnoreCase("+") || sign.equalsIgnoreCase("-"))
+										{//System.out.println("*****utcOffset"+Integer.parseInt(utcOffset));
+											if(Integer.parseInt(utcOffset) >=0 && Integer.parseInt(MILLISECOND) <=999)
+											{
+												//System.out.println(dateStringGeneric+" is a DATETIME string");
+												logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
+												return true;
+
+
+											}
+										}
+									}
+								}
+							}
+						}                    
+					}                
+				}            
+			}
+		}
+		catch(NumberFormatException e)
+		{
+//			System.out.println(" string is not a datetime string "+e.getMessage());
+			return false;
+		}
+		logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isDateTimeString");
+		//System.out.println(dateStringGeneric+" is not a DATETIME string");
+
+		return false;
+	}
+    
+    /**
+     * for xsd:dateTime TimePeriod format Supports all of:
+     * http://www.w3.org/TR/1998/NOTE-datetime-19980827 Plus version without -
+     * and : in date/time (see for example)
+     * http://www.cl.cam.ac.uk/~mgk25/iso-time.html
+     * 
+     * @param isUTC
+     * @param isodate
+     * @throws ExpressionException
+     *//*
+    public DateTime(String isodate) throws SPLException
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
+        
+        _dataType = new TypeInfo(TypeConstants.dateTime);
+        
+        // -YYYY-MM-DDThh:mm:ss.sTZD
+        // or
+        // -YYYYMMDDThhmmss.sTZD
+        // or
+        // -YYYYMMDDThhmmss
+        // or combination of both
+        
+        // does not support week specifiers, etc.
+        // null argument check
+        
+        if (isodate == null)
+            return;
+        
+        if (isodate.startsWith("-"))
+        {
+            this.eraAD = false;
+        }
+        
+        StringTokenizer datetime = new StringTokenizer(isodate.trim(), "T",
+                true);
+        
+        String datepart = null;
+        String timeTZpart = null;
+        boolean inTime = false;
+        while (datetime.hasMoreTokens())
+        {
+            String token = datetime.nextToken();
+            if (token.equalsIgnoreCase("T"))
+            {
+                if (inTime)
+                {
+                    logger.severe(
+                    "invalid expression: invalid date.");
+                    throw new SPLException(
+                            "invalid expression: invalid date.");
+                }
+                else
+                {
+                    inTime = true;
+                    continue;
+                }
+            }
+            else if (inTime)
+            {
+                timeTZpart = token;
+            }
+            else
+            {
+                datepart = token;
+            }
+        }
+        
+        try
+        {
+            // datepart
+            
+            if (datepart != null)
+            {
+                
+                String overflow = null;
+                StringTokenizer dateToken = new StringTokenizer(datepart, "-",
+                        false);
+                
+                // Year
+                if (dateToken.hasMoreElements())
+                {
+                    String yearStr = (String) dateToken.nextElement();
+                    if (yearStr.length() > 4)
+                    {
+                        overflow = yearStr.substring(4, yearStr.length());
+                        yearStr = yearStr.substring(0, 4);
+                    }
+                    int yearVal = Integer.parseInt(yearStr);
+                    this.year = yearVal;
+                }
+                else
+                {
+                    
+                    return;
+                }
+                
+                // Month
+                if (overflow != null || dateToken.hasMoreElements())
+                {
+                    String monthStr = "";
+                    if (overflow != null)
+                    {
+                        monthStr = overflow;
+                        overflow = null;
+                    }
+                    else if (dateToken.hasMoreElements())
+                    {
+                        monthStr = (String) dateToken.nextElement();
+                    }
+                    
+                    if (monthStr.length() > 2)
+                    {
+                        overflow = monthStr.substring(2, monthStr.length());
+                        monthStr = monthStr.substring(0, 2);
+                    }
+                    this.month = Integer.parseInt(monthStr) - 1;
+                }
+                else
+                {
+                    return;
+                }
+                
+                // Day
+                if (overflow != null || dateToken.hasMoreElements())
+                {
+                    String dayStr = "";
+                    if (overflow != null)
+                    {
+                        dayStr = overflow;
+                        overflow = null;
+                    }
+                    else if (dateToken.hasMoreElements())
+                    {
+                        dayStr = (String) dateToken.nextElement();
+                    }
+                    
+                    if (dayStr.length() > 2)
+                    {
+                        overflow = dayStr.substring(2, dayStr.length());
+                        dayStr = dayStr.substring(0, 2);
+                    }
+                    this.day = Integer.parseInt(dayStr);
+                }
+                else
+                {
+                    logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
+                    
+                    return;
+                }
+                
+            }
+            
+            // Timepart
+            
+            if (timeTZpart != null)
+            {
+            }
+            
+            StringTokenizer timezoneToken = new StringTokenizer(timeTZpart,
+                    "Z+-", true);
+            
+            // Get just the time (not timezone)
+            String timepart = "";
+            
+            if (timezoneToken.hasMoreElements())
+            {
+                timepart = timezoneToken.nextToken();
+            }
+            
+            String overflow = null;
+            StringTokenizer timeToken = new StringTokenizer(timepart, ":", true);
+            
+            // hour
+            if (timeToken.hasMoreElements())
+            {
+                String hourStr = (String) timeToken.nextElement();
+                if (hourStr.length() > 2)
+                {
+                    overflow = hourStr.substring(2, hourStr.length());
+                    hourStr = hourStr.substring(0, 2);
+                }
+                this.hour = Integer.parseInt(hourStr);
+            }
+            else
+            {
+                this.hour = 0;
+            }
+            
+            // minute
+            if (overflow != null
+                    || (hasToken(timeToken, ":") && timeToken.hasMoreElements()))
+            {
+                String minuteStr = "";
+                if (overflow != null)
+                {
+                    minuteStr = overflow;
+                    overflow = null;
+                }
+                else if (timeToken.hasMoreElements())
+                {
+                    minuteStr = (String) timeToken.nextElement();
+                }
+                
+                if (minuteStr.length() > 2)
+                {
+                    overflow = minuteStr.substring(2, minuteStr.length());
+                    minuteStr = minuteStr.substring(0, 2);
+                }
+                this.minute = Integer.parseInt(minuteStr);
+            }
+            else
+            {
+                this.minute = 0;
+            }
+            
+            // second complete whole and part
+            String secondStr = "";
+//            String wholeSecond = "";
+            String fractionSecond = "";
+            
+            if (overflow != null
+                    || (hasToken(timeToken, ":") && timeToken.hasMoreElements()))
+            {
+                
+                if (overflow != null)
+                {
+                    secondStr = overflow;
+                    overflow = null;
+                }
+                else if (timeToken.hasMoreElements())
+                {
+                    secondStr = (String) timeToken.nextElement();
+                }
+                
+                // We are at the end -- if there are more tokens at this point
+                // then it is an error
+                if (timeToken.hasMoreElements())
+                {
+                    logger.severe(
+                            "invalid expression: "
+                            + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
+                            + isodate + ".");
+                    throw new SPLException(
+                            "invalid expression: "
+                                    + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
+                                    + isodate + ".");
+                }
+                
+                // now we need to tease out the fractional seconds part
+                
+                StringTokenizer secondToken = new StringTokenizer(secondStr,
+                        ".", false);
+                
+                if (secondToken.hasMoreElements())
+                {
+//                    wholeSecond = secondToken.nextToken();
+                }
+                if (secondToken.hasMoreElements())
+                {
+                    fractionSecond = secondToken.nextToken();
+                }
+                if (secondToken.hasMoreElements())
+                {
+                    logger.severe(
+                            "invalid expression: "
+                            + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
+                            + isodate + ".");
+                   
+                    throw new SPLException(
+                            "invalid expression: "
+                                    + "RFC3060 TimePeriodCondition requires the time part be of the form HH:MM:SS.SSSS, but the given time does not meet this requirement: "
+                                    + isodate + ".");
+                }
+                
+            }
+            
+            // whole second
+            
+            if (secondStr.length() > 2)
+            {
+                overflow = secondStr.substring(2, secondStr.length());
+                secondStr = secondStr.substring(0, 2);
+            }
+            if (secondStr.length() > 0)
+            {
+                
+                this.second = Integer.parseInt(secondStr);
+            }
+            else
+            {
+                this.second = 0;
+            }
+            
+            // fraction second / millisecond
+            
+            if (fractionSecond.length() > 0)
+            {
+                while (fractionSecond.length() < 3)
+                {
+                    fractionSecond += "0";
+                }
+                
+                for (int i = 0; i < fractionSecond.length(); i++)
+                {
+                    if (!Character.isDigit(fractionSecond.charAt(i)))
+                    {
+                        logger.severe(
+                                "invalid expression: "
+                                + "Format of fractional seconds in RFC 3060 time is invalid: "
+                                + isodate);
+                        throw new SPLException(
+                                "invalid expression: "
+                                        + "Format of fractional seconds in RFC 3060 time is invalid: "
+                                        + isodate);
+                    }
+                }
+                fractionSecond = fractionSecond.substring(0, 3);
+                // Cut trailing chars..
+                
+                this.millis = Integer.parseInt(fractionSecond);
+            }
+            else
+            {
+                this.millis = 0;
+            }
+            
+            // get TIMEZONE
+            
+            if (timezoneToken.hasMoreElements())
+            {
+                String oper = timezoneToken.nextToken();
+                if (!oper.equals("Z"))
+                { // UTC case
+                    if (!(oper.equals("+") || oper.equals("-")))
+                    { 
+                        logger.severe(
+                                "invalid expression: "
+                                + "Z, +. - required to specify a TZ in a RFC3060 TimePeriodCondition.");
+           
+        
+                        throw new SPLException(
+                                "invalid expression: "
+                                        + "Z, +. - required to specify a TZ in a RFC3060 TimePeriodCondition.");
+                    }
+                    int factor = (oper.equals("-") ? -1 : 1);
+                    
+                    overflow = null;
+                    
+                    if (!timezoneToken.hasMoreElements())
+                    {
+                        logger.severe(
+                            "invalid expression: "
+                            + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
+        
+                        throw new SPLException(
+                                "invalid expression: "
+                                        + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
+                    }
+                    
+                    String timezonediff = timezoneToken.nextToken();
+                    
+                    StringTokenizer tzdToken = new StringTokenizer(
+                            timezonediff, ":", true);
+                    
+                    // hour
+                    if (tzdToken.hasMoreElements())
+                    {
+                        String hourStr = (String) tzdToken.nextElement();
+                        if (hourStr.length() > 2)
+                        {
+                            overflow = hourStr.substring(2, hourStr.length());
+                            hourStr = hourStr.substring(0, 2);
+                        }
+                        int hourValue = Integer.parseInt(hourStr);
+                        this.timeZoneHourOffset = factor * hourValue;
+                    }
+                    else
+                    {logger.severe(
+                            "invalid expression: "
+                            + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
+      
+                        throw new SPLException(
+                                "invalid expression: "
+                                        + "TZ without hour specified in a RFC3060 TimePeriodCondition.");
+                    }
+                    
+                    // minute
+                    if (overflow != null
+                            || (hasToken(tzdToken, ":") && tzdToken
+                                    .hasMoreElements()))
+                    {
+                        String minuteStr = "";
+                        if (overflow != null)
+                        {
+                            minuteStr = overflow;
+                            overflow = null;
+                        }
+                        else if (tzdToken.hasMoreElements())
+                        {
+                            minuteStr = (String) tzdToken.nextElement();
+                        }
+                        
+                        if (minuteStr.length() > 2)
+                        {
+                            overflow = minuteStr.substring(2, minuteStr
+                                    .length());
+                            minuteStr = minuteStr.substring(0, 2);
+                        }
+                        int minuteValue = Integer.parseInt(minuteStr);
+                        this.timeZoneMinuteOffset = factor * minuteValue;
+                    }
+                    
+                }
+                
+            }
+            
+        }
+        catch (Exception ex)
+        {
+            logger.severe(Thread.currentThread().getName()+" "+"invalid expression: "
+                    + "Error converting to a Number.");
+            
+            throw new SPLException("invalid expression: "
+                    + "Error converting to a Number.");
+        }
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "DateTime");
+     
+    }
+    
+    private static boolean hasToken(StringTokenizer st, String token)
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
+
+        try
+        {
+            if (st.hasMoreElements() && st.nextToken().equals(token))
+            {
+                logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
+                
+                return true;
+            }
+            else
+            {
+                logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
+                
+                return false;
+            }
+        }
+        catch (NoSuchElementException ex)
+        {
+            ex.getMessage();
+            logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "hasToken");
+            
+            return false;
+        }
+    }
+    */
+    /**
+     * Returns the day number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getDay()
+    {
+        
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getDay");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getDay");
+        return _day;
+    }
+    
+    /**
+     * Returns the hour number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getHour()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getHour");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getHour");
+     
+        return _hour;
+    }
+    
+    /**
+     * Returns the milliseconds number for this dateTime, or -1 if it is
+     * unspecified
+     * 
+     * @return
+     */
+    public int getMillis()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMillis");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMillis");
+     
+        return _millis;
+    }
+    
+    /**
+     * Returns the minute number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getMinute()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMinute");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMinute");
+     
+        return _minute;
+    }
+    
+    /**
+     * Returns the month number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getMonth()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getMonth");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getMonth");
+     
+        return _month;
+    }
+    
+    /**
+     * Returns the second number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getSecond()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getSecond");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getSecond");
+     
+        return _second;
+    }
+    
+    
+   
+    
+    /**
+     * Returns the year number for this dateTime, or -1 if it is unspecified
+     * 
+     * @return
+     */
+    public int getYear()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getYear");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getYear");
+     
+        return _year;
+    }
+    
+    /**
+     * Returns true if this is an AD date, or false if this is a BC date.
+     * 
+     * @return
+     */
+    public boolean isEraAD()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isEraAD");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isEraAD");
+     
+        return eraAD;
+    }
+    
+    public Object evaluate() throws SPLException
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
+     
+        // TODO Auto-generated method stub
+        return null;
+    }
+    
+    public TypeInfo getType()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getType");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getType");
+     
+        // TODO Auto-generated method stub
+        return _dataType;
+    }
+    
+    public boolean validate() throws SPLException
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "validate");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "validate");
+     
+        // TODO Auto-generated method stub
+        return false;
+    }
+    
+    public String toString()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "toString");
+        
+        String str=Integer.toString(this._year)+"/"+Integer.toString(this._month)+"/"+Integer.toString(this._day)+" "+Integer.toString(this._hour)+":"+Integer.toString(this._minute)+":"+Integer.toString(this._second)+":"+Integer.toString(this._millis)+" MinuteOffset:"+Integer.toString(this.getTimeZoneMinuteOffset())+" eraAD:"+Boolean.toString(this.eraAD);
+        
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "toString");
+       
+        return str;
+    }
+
+	public int getTimeZoneMinuteOffset() {
+		// TODO Auto-generated method stub
+		return _timeZoneMinuteOffset;
+	}
+
+	public String getReferenceTypeName() throws SPLException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+    
+}

Propchange: incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTime.java
------------------------------------------------------------------------------
    svn:eol-style = native

Modified: incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTimeConstant.java
URL: http://svn.apache.org/viewvc/incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTimeConstant.java?rev=611261&r1=611260&r2=611261&view=diff
==============================================================================
--- incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTimeConstant.java (original)
+++ incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTimeConstant.java Fri Jan 11 10:56:30 2008
@@ -1,174 +1,174 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *      http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-//
-
-/**
- * @author Prashant Baliga <prabalig@in.ibm.com>
- *
- */
-package org.apache.imperius.spl.parser.expressions.impl;
-
-import java.util.Calendar;
-import java.util.Date;
-import java.util.logging.Logger;
-
-import org.apache.imperius.spl.external.TypeConstants;
-import org.apache.imperius.spl.parser.exceptions.SPLException;
-import org.apache.imperius.spl.parser.expressions.CalendarExpression;
-import org.apache.imperius.spl.parser.expressions.ConstantExpression;
-import org.apache.imperius.spl.parser.expressions.TimeZoneExpression;
-import org.apache.imperius.spl.parser.util.ExpressionUtility;
-import org.apache.imperius.spl.parser.util.TypeInfo;
-import org.apache.imperius.util.SPLLogger;
-
-
-public class DateTimeConstant extends ConstantExpression implements
-        CalendarExpression
-{
-    
-    /*
-     * value of this constant
-     */
-    Calendar _calendarValue;
-    
-    DateTime _dateTime;
-    
-    boolean preferStandardTime;
-    
-    boolean isLenient;
-    
-   
-    
-  
-    
-    
-    private TypeInfo _dataType=new TypeInfo();
-    
-    private static Logger logger = SPLLogger.getSPLLogger().getLogger();
-    private static final String sourceClass="DateTimeConstant";
-    
-    
-    
-    public boolean isArray()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
-     
-        
-        return _dataType.getIsArray();
-    }
-    
-  
-    
-        
-    public DateTimeConstant(String dateStr) throws SPLException 
-    {
-    	    	
-    	_dateTime = new DateTime(dateStr);
-    	_dataType.setType(TypeConstants.dateTime);
-	}
-    
-    public DateTimeConstant(Calendar val) throws SPLException
-    {
-    	_dataType.setType(TypeConstants.dateTime);
-    	_calendarValue = val;
-    }
-
-	/**
-     * Evaluates and returns the value of this expression using the specified
-     * <code>SensorLookup</code> to obtain the values of indeterminates
-     * (quantities whose magnitude cannot be determined at the time of authoring
-     * the expression) occuring in this expression. Since this
-     * <code>Expression</code> has a constant value, the specified
-     * <code>SensorLookup</code>is not used.
-     * <p>
-     * 
-     * @param s
-     *            the specified <code>SensorLookup</code>
-     * @return the value of this expression
-     * @throws com.ibm.autonomic.policy.expression.EvaluationException
-     */
-    public Object evaluate() throws SPLException
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
-
-        try
-        {
-            if (_calendarValue == null)
-            {
-            	_calendarValue = ExpressionUtility.computeCalendarValue(this.isLenient,
-                        this.preferStandardTime, this._dateTime); 
-                // Need to construct the constant
-               
-            }
-            logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "evaluate" + _calendarValue);
-                
-            return _calendarValue;
-            
-        }
-        catch (Exception e)
-        {
-            logger.severe(Thread.currentThread().getName()+" "+"evaluation error: " + e.toString());
-            
-            throw new SPLException("evaluation error: " + e.toString());
-        }
-        
-    }
-    
-    public TypeInfo getType()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getType");
-
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getType");
-     
-        return _dataType;
-    }
-    
-    public String toString()
-    {
-        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "toString");
-        String str="";
-        if(this._calendarValue ==null){
-        	try{
-        		this.evaluate();
-        	}
-        	catch(SPLException e){
-        		e.printStackTrace();
-        		logger.severe(e.getMessage());
-        	}
-        }
-        if(this._calendarValue !=null){
-        	
-        
-        Calendar cal=this._calendarValue;
-        Date dt=cal.getTime();
-        //dt.
-        //str=Integer.toString(dt.getYear())+"/"+Integer.toString(dt.getMonth())+"/"+Integer.toString(dt.getDay())+" "+Integer.toString(dt.getHours())+":"+Integer.toString(dt.getMinutes())+":"+Integer.toString(dt.getSeconds())+":"+Integer.toString(0)+" MinuteOffset:"+Integer.toString(dt.getTimezoneOffset())+" eraAD:"+Boolean.toString(true);
-        str=Integer.toString(cal.get(Calendar.DAY_OF_MONTH))+"/"+Integer.toString(cal.get(Calendar.MONTH))+
-        	"/"+Integer.toString(cal.get(Calendar.DAY_OF_WEEK))+" "+Integer.toString(cal.get(Calendar.HOUR_OF_DAY))+":"+
-        		Integer.toString(cal.get(Calendar.MINUTE))+":"+Integer.toString(cal.get(Calendar.SECOND))+":"+Integer.toString(0)+" MinuteOffset:"+
-        			Integer.toString((cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET))/60 * 1000)+" eraAD:"+Boolean.toString(true);
-        }
-        else{
-        	str="DateTimeConstant";
-        }
-        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "toString");
-       
-        return str;
-    }
-
-	
-    
-}
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+//
+
+/**
+ * @author Prashant Baliga <prabalig@in.ibm.com>
+ *
+ */
+package org.apache.imperius.spl.parser.expressions.impl;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.logging.Logger;
+
+import org.apache.imperius.spl.external.TypeConstants;
+import org.apache.imperius.spl.parser.exceptions.SPLException;
+import org.apache.imperius.spl.parser.expressions.CalendarExpression;
+import org.apache.imperius.spl.parser.expressions.ConstantExpression;
+import org.apache.imperius.spl.parser.expressions.TimeZoneExpression;
+import org.apache.imperius.spl.parser.util.ExpressionUtility;
+import org.apache.imperius.spl.parser.util.TypeInfo;
+import org.apache.imperius.util.SPLLogger;
+
+
+public class DateTimeConstant extends ConstantExpression implements
+        CalendarExpression
+{
+    
+    /*
+     * value of this constant
+     */
+    Calendar _calendarValue;
+    
+    DateTime _dateTime;
+    
+    boolean preferStandardTime;
+    
+    boolean isLenient;
+    
+   
+    
+  
+    
+    
+    private TypeInfo _dataType=new TypeInfo();
+    
+    private static Logger logger = SPLLogger.getSPLLogger().getLogger();
+    private static final String sourceClass="DateTimeConstant";
+    
+    
+    
+    public boolean isArray()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "isArray");
+     
+        
+        return _dataType.getIsArray();
+    }
+    
+  
+    
+        
+    public DateTimeConstant(String dateStr) throws SPLException 
+    {
+    	    	
+    	_dateTime = new DateTime(dateStr);
+    	_dataType.setType(TypeConstants.dateTime);
+	}
+    
+    public DateTimeConstant(Calendar val) throws SPLException
+    {
+    	_dataType.setType(TypeConstants.dateTime);
+    	_calendarValue = val;
+    }
+
+	/**
+     * Evaluates and returns the value of this expression using the specified
+     * <code>SensorLookup</code> to obtain the values of indeterminates
+     * (quantities whose magnitude cannot be determined at the time of authoring
+     * the expression) occuring in this expression. Since this
+     * <code>Expression</code> has a constant value, the specified
+     * <code>SensorLookup</code>is not used.
+     * <p>
+     * 
+     * @param s
+     *            the specified <code>SensorLookup</code>
+     * @return the value of this expression
+     * @throws com.ibm.autonomic.policy.expression.EvaluationException
+     */
+    public Object evaluate() throws SPLException
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "evaluate");
+
+        try
+        {
+            if (_calendarValue == null)
+            {
+            	_calendarValue = ExpressionUtility.computeCalendarValue(this.isLenient,
+                        this.preferStandardTime, this._dateTime); 
+                // Need to construct the constant
+               
+            }
+            logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "evaluate" + _calendarValue);
+                
+            return _calendarValue;
+            
+        }
+        catch (Exception e)
+        {
+            logger.severe(Thread.currentThread().getName()+" "+"evaluation error: " + e.toString());
+            
+            throw new SPLException("evaluation error: " + e.toString());
+        }
+        
+    }
+    
+    public TypeInfo getType()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "getType");
+
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "getType");
+     
+        return _dataType;
+    }
+    
+    public String toString()
+    {
+        logger.entering(sourceClass,Thread.currentThread().getName()+" "+ "toString");
+        String str="";
+        if(this._calendarValue ==null){
+        	try{
+        		this.evaluate();
+        	}
+        	catch(SPLException e){
+        		e.printStackTrace();
+        		logger.severe(e.getMessage());
+        	}
+        }
+        if(this._calendarValue !=null){
+        	
+        
+        Calendar cal=this._calendarValue;
+        Date dt=cal.getTime();
+        //dt.
+        //str=Integer.toString(dt.getYear())+"/"+Integer.toString(dt.getMonth())+"/"+Integer.toString(dt.getDay())+" "+Integer.toString(dt.getHours())+":"+Integer.toString(dt.getMinutes())+":"+Integer.toString(dt.getSeconds())+":"+Integer.toString(0)+" MinuteOffset:"+Integer.toString(dt.getTimezoneOffset())+" eraAD:"+Boolean.toString(true);
+        str=Integer.toString(cal.get(Calendar.DAY_OF_MONTH))+"/"+Integer.toString(cal.get(Calendar.MONTH))+
+        	"/"+Integer.toString(cal.get(Calendar.DAY_OF_WEEK))+" "+Integer.toString(cal.get(Calendar.HOUR_OF_DAY))+":"+
+        		Integer.toString(cal.get(Calendar.MINUTE))+":"+Integer.toString(cal.get(Calendar.SECOND))+":"+Integer.toString(0)+" MinuteOffset:"+
+        			Integer.toString((cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET))/60 * 1000)+" eraAD:"+Boolean.toString(true);
+        }
+        else{
+        	str="DateTimeConstant";
+        }
+        logger.exiting(sourceClass,Thread.currentThread().getName()+" "+ "toString");
+       
+        return str;
+    }
+
+	
+    
+}

Propchange: incubator/imperius/trunk/imperius-splcore/src/main/java/org/apache/imperius/spl/parser/expressions/impl/DateTimeConstant.java
------------------------------------------------------------------------------
    svn:eol-style = native



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