How to use com.atlassian.jira.rest.client.api.domain

public boolean havePermission(final String permissionKey) {
  final Permission permission = getPermission(permissionKey);
  return (permission != null && permission.havePermission());
}

  private static boolean isCustom(CimFieldInfo info) {
    return info != null && info.getSchema() != null && info.getSchema().getCustomId() != null;
  }
}

public VersionInputBuilder(String projectKey, Version version) {
  this(projectKey);
  this.name = version.getName();
  this.description = version.getDescription();
  this.archived = version.isArchived();
  this.released = version.isReleased();
  this.releaseDate = version.getReleaseDate();
}

  public Result(final Version version) {
    this.name = version.getName();
    this.id = version.getId();
  }
}

  public Result(final Issue issue) {
    this.key = issue.getKey();
    this.summary = issue.getSummary();
  }
}

public static Comment createWithRoleLevel(String body, String roleLevel) {
  return new Comment(null, body, null, null, null, null, Visibility.role(roleLevel), null);
}

public static Comment createWithGroupLevel(String body, String groupLevel) {
  return new Comment(null, body, null, null, null, null, Visibility.group(groupLevel), null);
}

private void setIssueProject(Issue issue, com.atlassian.jira.rest.client.api.domain.Issue jiraIssue) {
  BasicProject project = jiraIssue.getProject();
  if (project != null)
    issue.setProduct(project.getName());
}

private void setPullRequests(JiraIssue issue, com.atlassian.jira.rest.client.api.domain.Issue jiraIssue) {
  IssueField fieldContent = jiraIssue.getFieldByName("Git Pull Request");//Git Pull Request
  if ( fieldContent != null ) {
    extractPullRequests(issue, (JSONArray) fieldContent.getValue());
  }
}

public <T> Optional<T> accept(OperationVisitor<T> visitor) {
  return OperationGroup.accept(getLinkGroups(), visitor);
}

  @Override
  public String apply(final Permission input) {
    return input.getKey();
  }
};

  @Override
  public String apply(Attachment a) {
    return a.getFilename();
  }
});

public VersionInputBuilder(String projectKey, Version version) {
  this(projectKey);
  this.name = version.getName();
  this.description = version.getDescription();
  this.archived = version.isArchived();
  this.released = version.isReleased();
  this.releaseDate = version.getReleaseDate();
}

public static Comment createWithRoleLevel(String body, String roleLevel) {
  return new Comment(null, body, null, null, null, null, Visibility.role(roleLevel), null);
}

public static Comment createWithGroupLevel(String body, String groupLevel) {
  return new Comment(null, body, null, null, null, null, Visibility.group(groupLevel), null);
}

public boolean havePermission(final String permissionKey) {
  final Permission permission = getPermission(permissionKey);
  return (permission != null && permission.havePermission());
}

public <T> Optional<T> accept(OperationVisitor<T> visitor) {
  return OperationGroup.accept(getLinkGroups(), visitor);
}

  private static boolean isCustom(CimFieldInfo info) {
    return info != null && info.getSchema() != null && info.getSchema().getCustomId() != null;
  }
}

  @Override
  public String apply(final Permission input) {
    return input.getKey();
  }
};

  @Override
  public String apply(Attachment a) {
    return a.getFilename();
  }
});