Package org.hibernate.engine.spi

Examples of org.hibernate.engine.spi.RowSelection

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      final SessionImplementor session,
      final QueryParameters queryParameters,
      final boolean returnProxies,
      final ResultTransformer forcedResultTransformer) throws SQLException, HibernateException {

    final RowSelection selection = queryParameters.getRowSelection();
    final int maxRows = LimitHelper.hasMaxRows( selection ) ?
        selection.getMaxRows() :
        Integer.MAX_VALUE;

    final List<AfterLoadAction> afterLoadActions = new ArrayList<AfterLoadAction>();

    final SqlStatementWrapper wrapper = executeQueryStatement( queryParameters, false, afterLoadActions, session );
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          final QueryParameters queryParameters,
          final LimitHandler limitHandler,
          final boolean scroll,
          final SessionImplementor session) throws SQLException, HibernateException {
    final Dialect dialect = getFactory().getDialect();
    final RowSelection selection = queryParameters.getRowSelection();
    boolean useLimit = LimitHelper.useLimit( limitHandler, selection );
    boolean hasFirstRow = LimitHelper.hasFirstRow( selection );
    boolean useLimitOffset = hasFirstRow && useLimit && limitHandler.supportsLimitOffset();
    boolean callable = queryParameters.isCallable();
    final ScrollMode scrollMode = getScrollMode( scroll, hasFirstRow, useLimitOffset, queryParameters );

    PreparedStatement st = session.getTransactionCoordinator().getJdbcCoordinator().getStatementPreparer().prepareQueryStatement(
        sql,
        callable,
        scrollMode
    );

    try {

      int col = 1;
      //TODO: can we limit stored procedures ?!
      col += limitHandler.bindLimitParametersAtStartOfQuery( st, col );

      if (callable) {
        col = dialect.registerResultSetOutParameter( (CallableStatement)st, col );
      }

      col += bindParameterValues( st, queryParameters, col, session );

      col += limitHandler.bindLimitParametersAtEndOfQuery( st, col );

      limitHandler.setMaxRows( st );

      if ( selection != null ) {
        if ( selection.getTimeout() != null ) {
          st.setQueryTimeout( selection.getTimeout() );
        }
        if ( selection.getFetchSize() != null ) {
          st.setFetchSize( selection.getFetchSize() );
        }
      }

      // handle lock timeout...
      LockOptions lockOptions = queryParameters.getLockOptions();
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                       queryParameters.getRowSelection().definesLimits();
    boolean needsLimit = hasLimit && translators.length > 1;
    QueryParameters queryParametersToUse;
    if ( needsLimit ) {
      LOG.needsLimit();
      RowSelection selection = new RowSelection();
      selection.setFetchSize( queryParameters.getRowSelection().getFetchSize() );
      selection.setTimeout( queryParameters.getRowSelection().getTimeout() );
      queryParametersToUse = queryParameters.createCopyUsing( selection );
    }
    else {
      queryParametersToUse = queryParameters;
    }
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      List<AfterLoadAction> afterLoadActionList) throws SQLException {

    handlePotentiallyEmptyCollectionRootReturns( loadPlan, queryParameters.getCollectionKeys(), resultSet, session );

    final int maxRows;
    final RowSelection selection = queryParameters.getRowSelection();
    if ( LimitHelper.hasMaxRows( selection ) ) {
      maxRows = selection.getMaxRows();
      LOG.tracef( "Limiting ResultSet processing to just %s rows", maxRows );
    }
    else {
      maxRows = Integer.MAX_VALUE;
    }
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  public CriteriaImpl getRootCriteria() {
    return rootCriteria;
  }

  public QueryParameters getQueryParameters() {
    final RowSelection selection = new RowSelection();
    selection.setFirstRow( rootCriteria.getFirstResult() );
    selection.setMaxRows( rootCriteria.getMaxResults() );
    selection.setTimeout( rootCriteria.getTimeout() );
    selection.setFetchSize( rootCriteria.getFetchSize() );

    final LockOptions lockOptions = new LockOptions();
    final Map<String, LockMode> lockModeMap = rootCriteria.getLockModes();
    for ( final String key : lockModeMap.keySet() ) {
      final Criteria subcriteria = getAliasedCriteria( key );
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      LOG.debug( "Done batch load" );

    }

    private void doTheLoad(String sql, QueryParameters queryParameters, SessionImplementor session) throws SQLException {
      final RowSelection selection = queryParameters.getRowSelection();
      final int maxRows = LimitHelper.hasMaxRows( selection ) ?
          selection.getMaxRows() :
          Integer.MAX_VALUE;

      final List<AfterLoadAction> afterLoadActions = Collections.emptyList();
      final SqlStatementWrapper wrapper = executeQueryStatement( sql, queryParameters, false, afterLoadActions, session );
      final ResultSet rs = wrapper.getResultSet();
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      final QueryParameters queryParameters,
      final LimitHandler limitHandler,
      final boolean scroll,
      final SessionImplementor session) throws SQLException, HibernateException {
    final Dialect dialect = getFactory().getDialect();
    final RowSelection selection = queryParameters.getRowSelection();
    final boolean useLimit = LimitHelper.useLimit( limitHandler, selection );
    final boolean hasFirstRow = LimitHelper.hasFirstRow( selection );
    final boolean useLimitOffset = hasFirstRow && useLimit && limitHandler.supportsLimitOffset();
    final boolean callable = queryParameters.isCallable();
    final ScrollMode scrollMode = getScrollMode( scroll, hasFirstRow, useLimitOffset, queryParameters );

    final PreparedStatement st = session.getTransactionCoordinator().getJdbcCoordinator()
        .getStatementPreparer().prepareQueryStatement( sql, callable, scrollMode );

    try {

      int col = 1;
      //TODO: can we limit stored procedures ?!
      col += limitHandler.bindLimitParametersAtStartOfQuery( st, col );

      if (callable) {
        col = dialect.registerResultSetOutParameter( (CallableStatement)st, col );
      }

      col += bindParameterValues( st, queryParameters, col, session );

      col += limitHandler.bindLimitParametersAtEndOfQuery( st, col );

      limitHandler.setMaxRows( st );

      if ( selection != null ) {
        if ( selection.getTimeout() != null ) {
          st.setQueryTimeout( selection.getTimeout() );
        }
        if ( selection.getFetchSize() != null ) {
          st.setFetchSize( selection.getFetchSize() );
        }
      }

      // handle lock timeout...
      final LockOptions lockOptions = queryParameters.getLockOptions();
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      final SessionImplementor session,
      final QueryParameters queryParameters,
      final boolean returnProxies,
      final ResultTransformer forcedResultTransformer) throws SQLException, HibernateException {

    final RowSelection selection = queryParameters.getRowSelection();
    final int maxRows = LimitHelper.hasMaxRows( selection ) ?
        selection.getMaxRows() :
        Integer.MAX_VALUE;

    final List<AfterLoadAction> afterLoadActions = new ArrayList<AfterLoadAction>();

    final SqlStatementWrapper wrapper = executeQueryStatement( queryParameters, false, afterLoadActions, session );
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          final QueryParameters queryParameters,
          final LimitHandler limitHandler,
          final boolean scroll,
          final SessionImplementor session) throws SQLException, HibernateException {
    final Dialect dialect = getFactory().getDialect();
    final RowSelection selection = queryParameters.getRowSelection();
    boolean useLimit = LimitHelper.useLimit( limitHandler, selection );
    boolean hasFirstRow = LimitHelper.hasFirstRow( selection );
    boolean useLimitOffset = hasFirstRow && useLimit && limitHandler.supportsLimitOffset();
    boolean callable = queryParameters.isCallable();
    final ScrollMode scrollMode = getScrollMode( scroll, hasFirstRow, useLimitOffset, queryParameters );
   
    PreparedStatement st = session.getTransactionCoordinator().getJdbcCoordinator().getStatementPreparer().prepareQueryStatement(
        sql,
        callable,
        scrollMode
    );

    try {

      int col = 1;
      //TODO: can we limit stored procedures ?!
      col += limitHandler.bindLimitParametersAtStartOfQuery( st, col );

      if (callable) {
        col = dialect.registerResultSetOutParameter( (CallableStatement)st, col );
      }

      col += bindParameterValues( st, queryParameters, col, session );

      col += limitHandler.bindLimitParametersAtEndOfQuery( st, col );

      limitHandler.setMaxRows( st );

      if ( selection != null ) {
        if ( selection.getTimeout() != null ) {
          st.setQueryTimeout( selection.getTimeout() );
        }
        if ( selection.getFetchSize() != null ) {
          st.setFetchSize( selection.getFetchSize() );
        }
      }

      // handle lock timeout...
      LockOptions lockOptions = queryParameters.getLockOptions();
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        );
      }
    }

    private List doTheLoad(String sql, QueryParameters queryParameters, SessionImplementor session) throws SQLException {
      final RowSelection selection = queryParameters.getRowSelection();
      final int maxRows = LimitHelper.hasMaxRows( selection ) ?
          selection.getMaxRows() :
          Integer.MAX_VALUE;

      final List<AfterLoadAction> afterLoadActions = new ArrayList<AfterLoadAction>();
      final SqlStatementWrapper wrapper = executeQueryStatement( sql, queryParameters, false, afterLoadActions, session );
      final ResultSet rs = wrapper.getResultSet();
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Related Classes of org.hibernate.engine.spi.RowSelection

  • org.hibernate.cache.spi.QueryKey
  • org.hibernate.engine.query.spi.HQLQueryPlan
  • org.hibernate.hql.internal.ast.exec.BasicExecutor
  • org.hibernate.hql.internal.ast.QueryTranslatorImpl
  • org.hibernate.internal.AbstractQueryImpl
  • org.hibernate.loader.collection.DynamicBatchingCollectionInitializerBuilder$DynamicBatchingCollectionLoader
  • org.hibernate.loader.criteria.CriteriaQueryTranslator
  • org.hibernate.loader.entity.DynamicBatchingEntityLoaderBuilder$DynamicEntityLoader
  • org.hibernate.loader.entity.plan.AbstractLoadPlanBasedEntityLoader
  • org.hibernate.loader.internal.ResultSetProcessorImpl
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