Example usage for org.hibernate.loader.criteria CriteriaQueryTranslator getWhereCondition

Introduction

In this page you can find the example usage for org.hibernate.loader.criteria CriteriaQueryTranslator getWhereCondition.

Prototype

public String getWhereCondition() 

Source Link

Usage

From source file:corner.orm.tapestry.table.RelativePersistentBasicTableModel.java

License:Apache License

private Query createQuery(Session session, Collection c, String selectStr, String orderStr) {
    //TODO ?//from  w ww  . j  av a 2 s  .c om

    StringBuffer sb = new StringBuffer();
    if (selectStr != null) {
        sb.append(selectStr).append(" ");
    }

    Query query;
    if (callback != null) {
        //========  Example?.
        Criteria criteria = callback.createCriteria(session);

        //?
        callback.appendCriteria(criteria);
        String rootEntityName = ((CriteriaImpl) criteria).getEntityOrClassName();
        CriteriaQueryTranslator criteriaQuery = new CriteriaQueryTranslator(
                (SessionFactoryImplementor) session.getSessionFactory(), (CriteriaImpl) criteria,
                rootEntityName, Criteria.ROOT_ALIAS);
        String where = criteriaQuery.getWhereCondition();
        QueryParameters qps = criteriaQuery.getQueryParameters();

        //Criteria??where??
        if (where != null && where.length() > 0) {
            sb.append("where ").append(where).append(" ");
        }
        if (orderStr != null) {
            sb.append(orderStr);
        }
        query = session.createFilter(c, sb.toString()).setParameters(qps.getPositionalParameterValues(),
                qps.getPositionalParameterTypes());
    } else {
        if (orderStr != null) {
            sb.append(orderStr);
        }
        query = session.createFilter(c, sb.toString());

    }

    return query;

}

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