How to use

isValidProjectKey

method

in

com.atlassian.jira.bc.project.ProjectService

/**
 * Validates a project key.
 *
 * @param key the project key
 * @return an ErrorCollection containing any errors. If the project key is valid, the ErrorCollection will be empty.
 *
 * @response.representation.200.qname
 *      errorCollection
 *
 * @response.representation.200.mediaType
 *      application/json
 *
 * @response.representation.200.doc
 *      Returns an ErrorCollection containing any validation errors for the project key.
 *
 * @response.representation.200.example
 *      {@link #DOC_EXAMPLE}
 */
@GET
@Path ("key")
public Response getProject(@QueryParam ("key") final String key)
{
  final JiraServiceContext context = getContext();
  projectService.isValidProjectKey(context, key);
  final ErrorCollection errors = ErrorCollection.of(context.getErrorCollection());
  return Response.ok(errors).cacheControl(never()).build();
}