case FieldExpression.DUE_DATE: return stepDueDate;
    private String fieldName(int field) {        switch (field) {        case FieldExpression.ACTION: // actionId            return stepActionId;        case FieldExpression.CALLER:            return stepCaller;        case FieldExpression.FINISH_DATE:            return stepFinishDate;        case FieldExpression.OWNER:            return stepOwner;        case FieldExpression.START_DATE:            return stepStartDate;        case FieldExpression.STEP: // stepId            return stepStepId;        case FieldExpression.STATUS:            return stepStatus;        case FieldExpression.STATE:            return entryState;        case FieldExpression.NAME:            return entryName;        default:            return "1";        }    }