org.basex.query.item
Class DTd

java.lang.Object
  org.basex.query.ExprInfo
      org.basex.query.expr.Expr
          org.basex.query.item.Item
              org.basex.query.item.Dur
                  org.basex.query.item.DTd

public final class DTd
extends Dur

DayTime Duration item.

Author:

Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen

Nested Class Summary

Nested classes/interfaces inherited from class org.basex.query.expr.Expr

Expr.Use

Field Summary

Fields inherited from class org.basex.query.item.Item

score, type

Constructor Summary

DTd(Date dat, Date sub)
Constructor.

DTd(DTd it, DTd a, boolean p)
Constructor.

DTd(Dur it, double f, boolean m)
Constructor.

DTd(int shift)
Timezone constructor.

Method Summary

int	diff(Item it) Returns the difference between the current and the specified item.
BigDecimal	dtd() Returns the date and time.
int	hashCode()
byte[]	str() Returns an atomized string.

Methods inherited from class org.basex.query.item.Dur

day, eq, hou, java, min, mon, sec, tim, toString, yea

Methods inherited from class org.basex.query.item.Item

atomic, bool, comp, d, dbl, dec, duplicates, ebv, flt, i, iter, iter, itr, n, name, node, plan, removable, returned, s, score, score, serialize, size, test, u, uses

Methods inherited from class org.basex.query.expr.Expr

addText, checkCtx, checkDbl, checkItr, e, indexAccessible, indexEquivalent, remove, sameAs, v

Methods inherited from class org.basex.query.ExprInfo

color, info

Methods inherited from class java.lang.Object

equals, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DTd

public DTd(int shift)

Timezone constructor.

Parameters:

shift - shift value

DTd

public DTd(DTd it,
           DTd a,
           boolean p)

Constructor.

Parameters:

it - duration item

a - duration to be added/subtracted

p - plus/minus flag

DTd

public DTd(Dur it,
           double f,
           boolean m)
    throws QueryException

Constructor.

Parameters:

it - duration item

f - factor

m - multiplication flag

Throws:

QueryException - query exception

DTd

public DTd(Date dat,
           Date sub)

Constructor.

Parameters:

dat - date item

sub - date to be subtracted

Method Detail

dtd

public BigDecimal dtd()

Returns the date and time.

Returns:

year

str

public byte[] str()

Description copied from class: Item

Returns an atomized string.

Overrides:

str in class Dur

Returns:

string representation

diff

public int diff(Item it)
         throws QueryException

Description copied from class: Item

Returns the difference between the current and the specified item.

Overrides:

diff in class Dur

Parameters:

it - item to be compared

Returns:

difference

Throws:

QueryException - query exception

hashCode

public int hashCode()

Overrides:

hashCode in class Dur