org.basex.query.item
Class Date

java.lang.Object
  extended by org.basex.query.ExprInfo
      extended by org.basex.query.expr.Expr
          extended by org.basex.query.item.Item
              extended by org.basex.query.item.Date
Direct Known Subclasses:
Dat, DSim, Dtm, Tim

public abstract class Date
extends Item

Date container.

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
static DatatypeFactory df
          Data factory.
 XMLGregorianCalendar xc
          Calendar instance.
 
Fields inherited from class org.basex.query.item.Item
score, type
 
Method Summary
 long days()
          Returns the days.
 int diff(Item it)
          Returns the difference between the current and the specified item.
 boolean eq(Item it)
          Checks the items for equality.
 Object java()
          Returns a Java object.
 BigDecimal seconds()
          Returns the date in seconds.
 byte[] str()
          Returns an atomized string.
 String toString()
           
 
Methods inherited from class org.basex.query.item.Item
atomic, bool, comp, d, dbl, dec, duplicates, ebv, flt, hashCode, 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
 

Field Detail

df

public static DatatypeFactory df
Data factory.


xc

public XMLGregorianCalendar xc
Calendar instance.

Method Detail

str

public final byte[] str()
Description copied from class: Item
Returns an atomized string.

Overrides:
str in class Item
Returns:
string representation

eq

public final boolean eq(Item it)
Description copied from class: Item
Checks the items for equality.

Specified by:
eq in class Item
Parameters:
it - item to be compared
Returns:
result of check

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 Item
Parameters:
it - item to be compared
Returns:
difference
Throws:
QueryException - query exception

toString

public final String toString()
Overrides:
toString in class Item

java

public final Object java()
Description copied from class: Item
Returns a Java object.

Overrides:
java in class Item
Returns:
string representation

seconds

public final BigDecimal seconds()
Returns the date in seconds.

Returns:
seconds

days

public final long days()
Returns the days.

Returns:
seconds