Cascading Select Creation Using Jira Rest Java Client

gistfile1.txt

final IssueInputBuilder issueInputBuilder = new IssueInputBuilder("SUP", 10900L, "summary");

final Map<String, Object> childField = new HashMap<>();
childField.put("value", "Outage");

final Map<String, Object> customField = new HashMap<>();
customField.put("value", "Customer Call");
customField.put("child", new ComplexIssueInputFieldValue(childField));

issueInputBuilder.setFieldInput(new FieldInput("customfield_12345", new ComplexIssueInputFieldValue(customField)));
final IssueInput libIssueInput = issueInputBuilder.build();

final IssueRestClient issueClient = restClient.getIssueClient();
final BasicIssue issueResp = issueClient.createIssue(libIssueInput).claim();