org.basex.query.item

Class YMd

java.lang.Object

org.basex.data.ExprInfo

org.basex.query.expr.Expr

org.basex.query.item.Value

org.basex.query.item.Item

org.basex.query.item.Dur

org.basex.query.item.YMd

All Implemented Interfaces:

java.lang.Iterable<Item>

public final class YMd
extends Dur

YearMonth Duration item.

Author:

BaseX Team 2005-12, BSD 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

UNDEF

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

type

Constructor Summary

Constructors

Constructor and Description
YMd(Dur it, double f, boolean m, InputInfo ii) Constructor.
YMd(YMd it, YMd a, boolean p) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
int	diff(InputInfo ii, Item it) Returns the difference between the current and the specified item.
byte[]	string(InputInfo ii) Returns a string representation of the value.
int	ymd() Returns the years and months.

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

day, eq, hash, hou, min, mon, sec, toJava, toString, yea

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

bool, comparable, dbl, dec, ebv, equiv, flt, homogenous, input, isItem, item, itemAt, iter, iterable, itr, plan, score, score, serialize, size, test, type, writeTo, xdmInfo

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

cache, comp, count, data, description, info, isValue, iter, iterator, removable, remove, uses, value

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

addText, compEbv, hasFreeVars, indexAccessible, indexEquivalent, isEmpty, isFunction, isVacuous, markTailCalls, sameAs

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

YMd

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

Constructor.

Parameters:

it - duration item

a - duration to be added/subtracted

p - plus/minus flag

YMd

public YMd(Dur it,
   double f,
   boolean m,
   InputInfo ii)
    throws QueryException

Constructor.

Parameters:

it - duration item

f - factor

m - multiplication/division flag

ii - input info

Throws:

QueryException - query exception

Method Detail

ymd

public int ymd()

Returns the years and months.

Returns:

year

string

public byte[] string(InputInfo ii)

Description copied from class: Item

Returns a string representation of the value.

Overrides:

string in class Dur

Parameters:

ii - input info, use null if none is available

Returns:

string value

diff

public int diff(InputInfo ii,
       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:

ii - input info

it - item to be compared

Returns:

difference

Throws:

QueryException - query exception