org.outerj.daisy.query.model.functions
Class RelativeDateFunction

java.lang.Object
  org.outerj.daisy.query.model.AbstractFunction
      org.outerj.daisy.query.model.functions.RelativeDateTimeFunction
          org.outerj.daisy.query.model.functions.RelativeDateFunction

All Implemented Interfaces:

Expression, Function, ValueExpr

public class RelativeDateFunction
extends RelativeDateTimeFunction

Field Summary

static java.lang.String

NAME

Fields inherited from class org.outerj.daisy.query.model.AbstractFunction

params

Constructor Summary

RelativeDateFunction()

Method Summary

protected java.util.Calendar	calcDate(boolean start, int shift, int shiftUnit, int dayInShiftUnit)
java.lang.String	getFunctionName()
QValueType	getOutputValueType() Identifies the type of data returned from the ValueExpr.getOutputValue(org.outerj.daisy.repository.Document, org.outerj.daisy.repository.Version, EvaluationContext) method.
QValueType	getValueType() Returns the ValueType of this expression, or null if undetermined.

Methods inherited from class org.outerj.daisy.query.model.functions.RelativeDateTimeFunction

bindValueExpr, evaluate, evaluate, generateSqlValueExpr, getOutputValue, getTitle, prepare

Methods inherited from class org.outerj.daisy.query.model.AbstractFunction

addParam, bindPreConditions, canTestAppliesTo, getColumn, getExpression, getLine, getLocation, getParam, getSqlPreConditions, isAclAllowed, isMultiValue, isOutputOnly, isSymbolicIdentifier, setLocation, translateSymbolic

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final java.lang.String NAME

See Also:

Constant Field Values

Constructor Detail

RelativeDateFunction

public RelativeDateFunction()

Method Detail

getFunctionName

public java.lang.String getFunctionName()

Specified by:

getFunctionName in interface Function

Overrides:

getFunctionName in class RelativeDateTimeFunction

getValueType

public QValueType getValueType()

Description copied from interface: ValueExpr

Returns the ValueType of this expression, or null if undetermined.

Specified by:

getValueType in interface ValueExpr

Overrides:

getValueType in class RelativeDateTimeFunction

getOutputValueType

public QValueType getOutputValueType()

Description copied from interface: ValueExpr

Identifies the type of data returned from the ValueExpr.getOutputValue(org.outerj.daisy.repository.Document, org.outerj.daisy.repository.Version, EvaluationContext) method.

Specified by:

getOutputValueType in interface ValueExpr

Overrides:

getOutputValueType in class RelativeDateTimeFunction

calcDate

protected java.util.Calendar calcDate(boolean start,
                                      int shift,
                                      int shiftUnit,
                                      int dayInShiftUnit)

Overrides:

calcDate in class RelativeDateTimeFunction