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## com.mysql.jdbc
Class TimeUtil

    java.lang.Object
      com.mysql.jdbc.TimeUtil

    public class TimeUtil

extends java.lang.Object

Timezone conversion routines

Field Summary
`(package private) static java.util.Map<java.lang.String,java.lang.String[]>` | `ABBREVIATED_TIMEZONES`
`(package private) static java.util.TimeZone` | `GMT_TIMEZONE`
`(package private) static java.util.Map<java.lang.String,java.lang.String>` | `TIMEZONE_MAPPINGS`

Constructor Summary
`TimeUtil()`

Method Summary
`static java.sql.Timestamp` | `changeTimezone(MySQLConnection conn, java.util.Calendar sessionCalendar, java.util.Calendar targetCalendar, java.sql.Timestamp tstamp, java.util.TimeZone fromTz, java.util.TimeZone toTz, boolean rollForward)` Change the given timestamp from one timezone to another
`static java.sql.Time` | `changeTimezone(MySQLConnection conn, java.util.Calendar sessionCalendar, java.util.Calendar targetCalendar, java.sql.Time t, java.util.TimeZone fromTz, java.util.TimeZone toTz, boolean rollForward)` Change the given times from one timezone to another
`(package private) static java.sql.Date` | `fastDateCreate(boolean useGmtConversion, java.util.Calendar gmtCalIfNeeded, java.util.Calendar cal, int year, int month, int day)`
`(package private) static java.sql.Date` | `fastDateCreate(int year, int month, int day, java.util.Calendar targetCalendar)`
`(package private) static java.sql.Time` | `fastTimeCreate(java.util.Calendar cal, int hour, int minute, int second, ExceptionInterceptor exceptionInterceptor)`
`(package private) static java.sql.Time` | `fastTimeCreate(int hour, int minute, int second, java.util.Calendar targetCalendar, ExceptionInterceptor exceptionInterceptor)`
`(package private) static java.sql.Timestamp` | `fastTimestampCreate(boolean useGmtConversion, java.util.Calendar gmtCalIfNeeded, java.util.Calendar cal, int year, int month, int day, int hour, int minute, int seconds, int secondsPart)`
`(package private) static java.sql.Timestamp` | `fastTimestampCreate(java.util.TimeZone tz, int year, int month, int day, int hour, int minute, int seconds, int secondsPart)`
`static java.lang.String` | `getCanoncialTimezone(java.lang.String timezoneStr, ExceptionInterceptor exceptionInterceptor)` Returns the 'official' Java timezone name for the given timezone

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### ABBREVIATED_TIMEZONES

    static final java.util.Map<java.lang.String,java.lang.String[]> ABBREVIATED_TIMEZONES

### GMT_TIMEZONE

    static final java.util.TimeZone GMT_TIMEZONE

### TIMEZONE_MAPPINGS

    static final java.util.Map<java.lang.String,java.lang.String> TIMEZONE_MAPPINGS

Constructor Detail

### TimeUtil

    public TimeUtil()

Method Detail

### changeTimezone

    public static java.sql.Time changeTimezone(MySQLConnection conn,
                                               java.util.Calendar sessionCalendar,
                                               java.util.Calendar targetCalendar,
                                               java.sql.Time t,
                                               java.util.TimeZone fromTz,
                                               java.util.TimeZone toTz,
                                               boolean rollForward)

  Change the given times from one timezone to another

  Parameters:
    `conn` - the current connection to the MySQL server
    `t` - the times to change
    `fromTz` - the timezone to change from
    `toTz` - the timezone to change to
  Returns:
    the times changed to the timezone 'toTz'

### changeTimezone

    public static java.sql.Timestamp changeTimezone(MySQLConnection conn,
                                                    java.util.Calendar sessionCalendar,
                                                    java.util.Calendar targetCalendar,
                                                    java.sql.Timestamp tstamp,
                                                    java.util.TimeZone fromTz,
                                                    java.util.TimeZone toTz,
                                                    boolean rollForward)

  Change the given timestamp from one timezone to another

  Parameters:
    `conn` - the current connection to the MySQL server
    `tstamp` - the timestamp to change
    `fromTz` - the timezone to change from
    `toTz` - the timezone to change to
  Returns:
    the timestamp changed to the timezone 'toTz'

### fastDateCreate

    static final java.sql.Date fastDateCreate(boolean useGmtConversion,
                                              java.util.Calendar gmtCalIfNeeded,
                                              java.util.Calendar cal,
                                              int year,
                                              int month,
                                              int day)

### fastDateCreate

    static final java.sql.Date fastDateCreate(int year,
                                              int month,
                                              int day,
                                              java.util.Calendar targetCalendar)

### fastTimeCreate

    static final java.sql.Time fastTimeCreate(java.util.Calendar cal,
                                              int hour,
                                              int minute,
                                              int second,
                                              ExceptionInterceptor exceptionInterceptor)
                                       throws java.sql.SQLException

  Throws:
    `java.sql.SQLException`

### fastTimeCreate

    static final java.sql.Time fastTimeCreate(int hour,
                                              int minute,
                                              int second,
                                              java.util.Calendar targetCalendar,
                                              ExceptionInterceptor exceptionInterceptor)
                                       throws java.sql.SQLException

  Throws:
    `java.sql.SQLException`

### fastTimestampCreate

    static final java.sql.Timestamp fastTimestampCreate(boolean useGmtConversion,
                                                        java.util.Calendar gmtCalIfNeeded,
                                                        java.util.Calendar cal,
                                                        int year,
                                                        int month,
                                                        int day,
                                                        int hour,
                                                        int minute,
                                                        int seconds,
                                                        int secondsPart)

### fastTimestampCreate

    static final java.sql.Timestamp fastTimestampCreate(java.util.TimeZone tz,
                                                        int year,
                                                        int month,
                                                        int day,
                                                        int hour,
                                                        int minute,
                                                        int seconds,
                                                        int secondsPart)

### getCanoncialTimezone

    public static java.lang.String getCanoncialTimezone(java.lang.String timezoneStr,
                                                        ExceptionInterceptor exceptionInterceptor)
                                                 throws java.sql.SQLException

  Returns the 'official' Java timezone name for the given timezone

  Parameters:
    `timezoneStr` - the 'common' timezone name
  Returns:
    the Java timezone name for the given timezone
  Throws:
    `java.sql.SQLException`
    `java.lang.IllegalArgumentException` - DOCUMENT ME!

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