Package com.webobjects.eoaccess

Examples of com.webobjects.eoaccess.EOAdaptorChannel.evaluateExpression()

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            String proceccedQuery = processedQueryString(query, expression, bindings);
            expression.setStatement(proceccedQuery);

            try {
                adaptorChannel.evaluateExpression( expression );
            } finally {
                databaseChannel.cancelFetch();
            }
        } finally {
            osc.unlock();
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        if (!adaptorChannel.isOpen()) {
            adaptorChannel.openChannel();
        }
        Object aggregateValue = null;
        NSArray<EOAttribute> attributes = new NSArray<EOAttribute>(aggregateAttribute);
        adaptorChannel.evaluateExpression(sqlExpr);
        try {
            adaptorChannel.setAttributesToFetch(attributes);
            NSDictionary row = adaptorChannel.fetchRow();
            if (row != null) {
                aggregateValue = row.objectForKey(aggregateAttribute.name());
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      }
          // If channel.evaluateExpression throws when committing, it won't close the JDBC transaction
          // Probably a bug in JDBCChannel, but we must take care of it
          boolean contextHadOpenTransaction = adaptorChannel.adaptorContext().hasOpenTransaction();
      try {
        adaptorChannel.evaluateExpression(factory.expressionForString(exp));       
      }
      catch (EOGeneralAdaptorException e) {
        if (adaptorChannel.adaptorContext().hasOpenTransaction() && ! contextHadOpenTransaction) {
          adaptorChannel.adaptorContext().rollbackTransaction();
        }
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            channel.openChannel();
        // If channel.evaluateExpression throws when committing, it won't close the JDBC transaction
        // Probably a bug in JDBCChannel, but we must take care of it
        boolean contextHadOpenTransaction = channel.adaptorContext().hasOpenTransaction();
    try {
      channel.evaluateExpression(expression);      
    }
    catch (EOGeneralAdaptorException e) {
      if (channel.adaptorContext().hasOpenTransaction() && ! contextHadOpenTransaction) {
        channel.adaptorContext().rollbackTransaction();
      }
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