Package com.atlassian.jira.jql.operand

Class SingleValueOperandHandler

java.lang.Object

com.atlassian.jira.jql.operand.SingleValueOperandHandler

All Implemented Interfaces:

OperandHandler<SingleValueOperand>

public class SingleValueOperandHandler
extends Object
implements OperandHandler<SingleValueOperand>

Since:

v4.0

Constructor Summary

Constructors

Constructor	Description
SingleValueOperandHandler()

Method Summary

Modifier and Type	Method	Description
List<QueryLiteral>	getValues(QueryCreationContext queryCreationContext, SingleValueOperand operand, TerminalClause terminalClause)	Gets the unexpanded values provided by the user on input.
boolean	isEmpty()
boolean	isFunction()
boolean	isList()
MessageSet	validate(ApplicationUser searcher, SingleValueOperand operand, TerminalClause terminalClause)	Will perform operand specific validation.

Methods inherited from class java.lang.Object

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

Constructor Details

SingleValueOperandHandler

public SingleValueOperandHandler()

Method Details

validate

public MessageSet validate(ApplicationUser searcher,
 SingleValueOperand operand,
 TerminalClause terminalClause)

Description copied from interface: OperandHandler

Will perform operand specific validation.

Specified by:

validate in interface OperandHandler<SingleValueOperand>

Parameters:

searcher - the user performing the search

operand - the operand to validate

terminalClause - the terminal clause that contains the operand

Returns:

a MessageSet which will contain any validation errors or warnings or will be empty if there is nothing to report, must not be null.

getValues

public List<QueryLiteral> getValues(QueryCreationContext queryCreationContext,
 SingleValueOperand operand,
 TerminalClause terminalClause)

Description copied from interface: OperandHandler

Gets the unexpanded values provided by the user on input. In the case of a function this is the output values that will later be transformed into index values.

Specified by:

getValues in interface OperandHandler<SingleValueOperand>

Parameters:

queryCreationContext - the context of query creation

operand - the operand to get values from

terminalClause - the terminal clause that contains the operand

Returns:

a List of objects that represent this Operands raw values. This must be the values specified by the user.

isList

public boolean isList()

Specified by:

isList in interface OperandHandler<SingleValueOperand>

Returns:

true if the operand represents a list of values, false otherwise.

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface OperandHandler<SingleValueOperand>

Returns:

true if the operand represents the absence of a value, false otherwise.

isFunction

public boolean isFunction()

Specified by:

isFunction in interface OperandHandler<SingleValueOperand>

Returns:

true if the operand represents a function, false otherwise.