com.atlassian.jira.bc.issue.vote

Interface VoteService

All Known Implementing Classes:

DefaultVoteService

@PublicApi
public interface VoteService

Vote Service used to add and remove votes from a particular issue. This service's methods will make sure that when voting, all of JIRA's business rules are enforced. This means that permissions and data validation will be checked.

Since:

v4.1

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	VoteService.VoteValidationResult A simple validation result that holds the user trying to vote, and the issue being voted on.

Method Summary

Modifier and Type	Method and Description
int	addVote(ApplicationUser remoteUser, VoteService.VoteValidationResult validationResult) Adds a new vote using the specified validation result.
ServiceOutcome<List<VoteHistoryEntry>>	getVoterHistory(Issue issue, ApplicationUser remoteUser) Get the list of vote history for an issue.
boolean	hasVoted(Issue issue, ApplicationUser user) Find if the specified user has voted on an issue
boolean	isVotingEnabled() Retrieves the 'jira.option.voting' property
int	removeVote(ApplicationUser remoteUser, VoteService.VoteValidationResult validationResult) Removes a new vote using the specified validation result.
VoteService.VoteValidationResult	validateAddVote(ApplicationUser remoteUser, ApplicationUser user, Issue issue) Validates if the user currently logged in may add a vote by the user supplied for the issue provided.
VoteService.VoteValidationResult	validateRemoveVote(ApplicationUser remoteUser, ApplicationUser user, Issue issue) Validates if the user currently logged in may remove a vote for the user supplied for the issue provided.
ServiceOutcome<Collection<ApplicationUser>>	viewVoters(Issue issue, ApplicationUser remoteUser) Get the list of all users who have voted on an issue.

Method Detail

validateAddVote

VoteService.VoteValidationResult validateAddVote(ApplicationUser remoteUser,
                                                 ApplicationUser user,
                                                 Issue issue)

Validates if the user currently logged in may add a vote by the user supplied for the issue provided. The remoteUser and user arguments may be the same if the current user is voting him/herself. The VoteService.VoteValidationResult produced by this method should be used in conjunction with the addVote(ApplicationUser, VoteValidationResult) method. The following conditions will fail validation:

• remoteUser is null (i.e. not logged in)
• the user is the reporter of the issue
• the issue has already been resolved
• voting has been disabled system wide
• the user doesn't have permission to browse the issue

Parameters:

remoteUser - The currently logged in user

user - The user for whom a vote is being added

issue - The issue being voted on

Returns:

A validation result containing all errors, as well as the user and issue being voted on

addVote

int addVote(ApplicationUser remoteUser,
            VoteService.VoteValidationResult validationResult)

Adds a new vote using the specified validation result. The vote will not be added if the user already voted for the issue.

Parameters:

remoteUser - The currently logged in user

validationResult - Validation result for adding a new vote

Returns:

The updated number of votes for the issue being voted for

validateRemoveVote

VoteService.VoteValidationResult validateRemoveVote(ApplicationUser remoteUser,
                                                    ApplicationUser user,
                                                    Issue issue)

Validates if the user currently logged in may remove a vote for the user supplied for the issue provided. The remoteUser and user arguments may be the same if the current user is voting him/herself. The VoteService.VoteValidationResult produced by this method should be used in conjunction with the removeVote(ApplicationUser, VoteValidationResult) method. The following conditions will fail validation:

• remoteUser is null (i.e. not logged in)
• the user is the reporter of the issue
• the issue has already been resolved
• voting has been disabled system wide
• the user doesn't have permission to browse the issue

Parameters:

remoteUser - The currently logged in user

user - The user for whom a vote is being removed

issue - The issue being voted on

Returns:

A validation result containing all errors, as well as the user and issue being voted on

removeVote

int removeVote(ApplicationUser remoteUser,
               VoteService.VoteValidationResult validationResult)

Removes a new vote using the specified validation result. The vote will not be removed if the user didn't voted for the issue.

Parameters:

remoteUser - The currently logged in user

validationResult - Validation result for removing a new vote

Returns:

The updated number of votes for the issue being voted for

viewVoters

ServiceOutcome<Collection<ApplicationUser>> viewVoters(Issue issue,
                                                       ApplicationUser remoteUser)

Get the list of all users who have voted on an issue.

Parameters:

issue - the issue to view

remoteUser - the user who wants to know

Returns:

a service outcome. if valid you can obtain the users that have voted on the.

getVoterHistory

ServiceOutcome<List<VoteHistoryEntry>> getVoterHistory(Issue issue,
                                                       ApplicationUser remoteUser)

Get the list of vote history for an issue. The history will be in time sequence.

Parameters:

issue - the issue to view

remoteUser - the user who wants to know

Returns:

a service outcome. if valid you can obtain the users that have voted on the.

isVotingEnabled

boolean isVotingEnabled()

Retrieves the 'jira.option.voting' property

Returns:

True if voting is enabled

hasVoted

boolean hasVoted(Issue issue,
                 ApplicationUser user)

Find if the specified user has voted on an issue

Parameters:

issue - the issue to check

user - the user to check

Returns:

true if the user has voted on the issue