/**
* Gets the transition for an issue. The issue's state is used as the from state to look up the
* available transitions, and to populate the registry.
*
* @param loginData the user to lazy load the transition if it does not exist in the registry
* @param boardConfig The board config
* @param issue the issue to transition.
* @param toState the state to transition to. This is the actual projects state, and not the
* mapped board state
* @return
*/
Transition getTransition(
LoginData loginData, ProjectGroupConfig boardConfig, Issue issue, String toState)
throws IOException {
BoardTransitions boardTransitions = boards.get(boardConfig.getCode());
if (boardTransitions == null) {
synchronized (boards) {
boardTransitions = boards.get(boardConfig.getCode());
if (boardTransitions == null) {
boardTransitions = new BoardTransitions();
boards.put(boardConfig.getCode(), boardTransitions);
}
}
}
return boardTransitions.getTransition(loginData, boardConfig, issue, toState);
}
private ToStateTransitions load(
LoginData loginData, ProjectGroupConfig boardConfig, Issue issue, String toState)
throws IOException {
final UriBuilder builder =
UriBuilder.fromUri(boardConfig.getJiraUrl())
.path("rest")
.path("api")
.path("2")
.path("issue")
.path(issue.getKey())
.path("transitions")
.queryParam("issueIdOrKey", issue.getKey());
final WebTarget target = loginData.getClient().target(builder);
final Response response = target.request(MediaType.APPLICATION_JSON_TYPE).get();
if (response.getStatusInfo().getFamily() != Response.Status.Family.SUCCESSFUL) {
throw new IOException(
"Error looking up the transitions for issue "
+ issue.getKey()
+ ": "
+ response.readEntity(String.class));
}
Map<String, Transition> states = new HashMap<>();
ModelNode modelNode = ModelNode.fromJSONString(response.readEntity(String.class));
for (ModelNode transitionNode : modelNode.get("transitions").asList()) {
Transition transition =
new Transition(transitionNode.get("id").asInt(), transitionNode.get("name").asString());
states.put(transition.toState, transition);
}
ToStateTransitions toStateTransitions = new ToStateTransitions(issue.getState(), states);
return toStateTransitions;
}