Example usage for org.hibernate.engine.spi NamedQueryDefinition getQueryString

Introduction

In this page you can find the example usage for org.hibernate.engine.spi NamedQueryDefinition getQueryString.

Prototype

public String getQueryString() 

Source Link

Usage

From source file:org.babyfish.hibernate.internal.SessionImplWrapper.java

License:Open Source License

@SuppressWarnings("unchecked")
protected static XQuery getNamedQuery(XSessionImplementor sessionProxy, String queryName)
        throws HibernateException {
    errorIfClosed(sessionProxy.getRawSessionImpl());
    checkTransactionSynchStatus(sessionProxy.getRawSessionImpl());
    NamedQueryDefinition nqd = sessionProxy.getFactory().getNamedQuery(queryName);
    if (nqd != null) {
        String queryString = nqd.getQueryString();
        XQueryPlan xQueryPlan = (XQueryPlan) sessionProxy.getFactory().getQueryPlanCache()
                .getHQLQueryPlan(queryString, false, sessionProxy.getRawSessionImpl().getEnabledFilters());
        XQuery query = new XQueryImpl(queryString, nqd.getFlushMode(), sessionProxy,
                xQueryPlan.getParameterMetadata());
        query.setComment("named HQL query " + queryName);
        initQuery(sessionProxy.getRawSessionImpl(), query, nqd);
        return query;
    }/*from  w w  w.j ava2s  . c  o  m*/
    NamedSQLQueryDefinition nsqlqd = sessionProxy.getFactory().getNamedSQLQuery(queryName);
    if (nsqlqd != null) {
        throw new MappingException("Name query \"" + queryName + "\" is a native query");
    }
    throw new MappingException("Named query not known: " + queryName);
}

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From source file:org.babyfish.hibernate.internal.SessionImplWrapper.java

License:Open Source License

@SuppressWarnings("unchecked")
protected static XQuery createQuery(XSessionImplementor sessionProxy, NamedQueryDefinition namedQueryDefinition)
        throws HibernateException {
    String queryString = namedQueryDefinition.getQueryString();
    XQueryPlan xQueryPlan = (XQueryPlan) sessionProxy.getFactory().getQueryPlanCache()
            .getHQLQueryPlan(queryString, false, sessionProxy.getRawSessionImpl().getEnabledFilters());
    XQuery query = new XQueryImpl(queryString, namedQueryDefinition.getFlushMode(), sessionProxy,
            xQueryPlan.getParameterMetadata());
    query.setComment("named HQL query " + namedQueryDefinition.getName());
    if (namedQueryDefinition.getLockOptions() != null) {
        query.setLockOptions(namedQueryDefinition.getLockOptions());
    }/*from w ww .j  ava2  s  .c  o  m*/
    return query;
}

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From source file:org.rhq.core.domain.server.PersistenceUtility.java

License:Open Source License

/**
 * Create a query from a named query with a transformed order by clause with multiple new ordery by clauses.
 *
 * @param  entityManager the entity manager to build the query against
 * @param  queryName     the name of the query to transform
 * @param  orderByFields an array of clauses to contribute to the order by
 *
 * @return the transformed query// w  w w . j  av a  2  s. c  o  m
 */
public static Query createQueryWithOrderBy(EntityManager entityManager, String queryName,
        OrderingField... orderByFields) {
    NamedQueryDefinition ndc = getNamedQueryDefinition(entityManager, queryName);
    StringBuilder query = new StringBuilder(ndc.getQueryString());
    buildOrderBy(query, orderByFields);
    return entityManager.createQuery(query.toString());
}

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From source file:org.rhq.core.domain.server.PersistenceUtility.java

License:Open Source License

/**
 * Builds a count(*) version of the named query so we don't have duplicate all our queries to use two query
 * pagination model./* w ww .j av a2 s .  co  m*/
 *
 * @param  entityManager the entity manager to build the query for
 * @param  queryName     the NamedQuery to transform
 * @param  countItem     the object or attribute that needs to be counted, when it's ambiguous
 *
 * @return a query that can be bound and executed to get the total count of results
 */
public static Query createCountQuery(EntityManager entityManager, String queryName, String countItem) {
    NamedQueryDefinition namedQueryDefinition = getNamedQueryDefinition(entityManager, queryName);
    String query = namedQueryDefinition.getQueryString();

    Matcher matcher = COUNT_QUERY_PATTERN.matcher(query);
    if (!matcher.find()) {
        throw new RuntimeException(
                "Unable to transform query into count query [" + queryName + " - " + query + "]");
    }

    String newQuery = matcher.group(1) + "COUNT(" + countItem + ")" + matcher.group(3);

    matcher = COUNT_QUERY_REMOVE_FETCH.matcher(newQuery);
    if (matcher.find()) {
        StringBuffer buffer = new StringBuffer();
        do {
            matcher.appendReplacement(buffer, "");
        } while (matcher.find());
        matcher.appendTail(buffer);
        newQuery = buffer.toString();
    }
    if (LOG.isTraceEnabled()) {
        LOG.trace("Transformed query to count query [" + queryName + "] resulting in [" + newQuery + "]");
    }

    return entityManager.createQuery(newQuery);
}

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