de.schwarzrot.data.access.support
Class AlternatingSequence

java.lang.Object
  de.schwarzrot.data.access.support.AbstractConditionElement
      de.schwarzrot.data.access.support.AlternatingSequence

All Implemented Interfaces:

ConditionElement

public class AlternatingSequence
extends AbstractConditionElement

create a sequence of conditions, which only one of them must match.

Author:

Reinhard Mantey

Field Summary

Fields inherited from class de.schwarzrot.data.access.support.AbstractConditionElement

cnvFactory, EMPTY_STRING

Constructor Summary

AlternatingSequence(ConditionElement[] elems)

AlternatingSequence(List<ConditionElement> args)

Method Summary

String	format(EntityDescriptor ed, DbUtil du) format the condition text with given parameters
String	getOpenOperator() returns the operator, that opens this condition.

Methods inherited from class de.schwarzrot.data.access.support.AbstractConditionElement

format, getCloseOperator, getName, getSeparator, getValue, setName, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

AlternatingSequence

public AlternatingSequence(ConditionElement[] elems)

AlternatingSequence

public AlternatingSequence(List<ConditionElement> args)

Method Detail

format

public String format(EntityDescriptor ed,
                     DbUtil du)

Description copied from interface: ConditionElement

format the condition text with given parameters

Specified by:

format in interface ConditionElement

Overrides:

format in class AbstractConditionElement

Parameters:

ed - - type of involved entity

du - - the involved utility instance

Returns:

- the condition string ready to use in sql

getOpenOperator

public String getOpenOperator()

Description copied from interface: ConditionElement

returns the operator, that opens this condition. Simple conditions like 'Equal' only have a single operator, so it is returned as opening operator.

Returns:

an operator

See Also:

ConditionElement.getCloseOperator()