Examples of nexj.core.persistence.OID

nexj.core.persistence.OID
Object Identifier - a value object used to match the copies of an object instance across process boundaries. Usually, they contain the primary key and can be compared based on its values, including for total ordering.

            }
         }
      }


      Index pk = m_table.getPrimaryKey();
      OID oid = m_instance.getOID(); 


      for (int i = 0, n = pk.getIndexColumnCount(); i < n; ++i)
      {
         Column column = pk.getIndexColumn(i).getColumn();


         value = m_adapter.toBind(column, oid.getValue(i));


         if (m_adapter.isDebug())
         {
            m_adapter.logBindValue(nValCount, value);
         }

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    * @param nValCount The count of the already set bind values. 
    */
   private void bindInsert(PreparedStatement stmt, int nValCount) throws SQLException
   {
      Index pk = m_table.getPrimaryKey();
      OID oid = m_instance.getOID();
      Object value; 


      for (int i = 0, n = pk.getIndexColumnCount(); i < n; ++i)
      {
         Column column = pk.getIndexColumn(i).getColumn();


         if (getValue(column) == Undefined.VALUE)
         {
            value = m_adapter.toBind(column, oid.getValue(i));
   
            if (m_adapter.isDebug())
            {
               m_adapter.logBindValue(nValCount, value);
            }
   
            m_adapter.getBind(column).setValue(stmt, nValCount++, value, m_adapter);
         }
      }


      for (int i = 0, n = m_table.getColumnCount(); i < n; ++i)
      {
         value = getValue(i);
         
         if (value != Undefined.VALUE)
         {
            Column column = m_table.getColumn(i);


            value = m_adapter.toBind(column, value);


            Bind bind = m_adapter.getBind(column);


            if (m_adapter.isDebug())
            {
               m_adapter.logBindValue(nValCount, value);
            }


            bind.setValue(stmt, nValCount++, value, m_adapter);


            if (m_adapter.isCaseConverted(column))
            {
               if (m_adapter.isDebug())
               {
                  m_adapter.logBindValue(nValCount, value);
               }


               bind.setValue(stmt, nValCount++, value, m_adapter);
            }
         }
      }


      if (m_bDenorm)
      {
         for (int i = 0, n = pk.getIndexColumnCount(); i < n; ++i)
         {
            Column column = pk.getIndexColumn(i).getColumn();
   
            value = m_adapter.toBind(column, oid.getValue(i));
   
            if (m_adapter.isDebug())
            {
               m_adapter.logBindValue(nValCount, value);
            }

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               if (m_right.isConstant())
               {
                  if (m_right.getValue() != null)
                  {
                     OID oid = ((OIDHolder)m_right.getValue()).getOID();


                     if (oid != null)
                     {
                        valueArray = adapter.getValues(oid, m_left.getSource());

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         if (!(m_left.getValue() instanceof OIDHolder))
         {
            throw new TypeMismatchException(getSymbol());
         }


         OID oid = ((OIDHolder)m_left.getValue()).getOID();


         if (oid != null)
         {
            leftValues = oid.getValueArray();
         }
         else
         {
            bReference = true;
         }
      }


      Object[] rightValues = null;


      if (m_right.getValue() != null)
      {
         if (!(m_right.getValue() instanceof OIDHolder))
         {
            throw new TypeMismatchException(getSymbol());
         }


         OID oid = ((OIDHolder)m_right.getValue()).getOID();


         if (oid != null)
         {
            rightValues = oid.getValueArray();
         }
         else
         {
            bReference = true;
         }

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      Object leftValue = m_left.getValue();


      if (leftValue instanceof OIDHolder)
      {
         Object rightValue = m_right.getValue();
         OID rightOID = (rightValue instanceof OIDHolder) ? ((OIDHolder)rightValue).getOID() : null;


         return Boolean.valueOf(compareToPredicate(((OIDHolder)leftValue).getOID().compareTo(rightOID)));
      }


      if (leftValue == null)

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                     {
                        op.setType(null);
                     }
                     else
                     {
                        OID oid = ((OIDHolder)op.getValue()).getOID();


                        if (oid != null)
                        {
                           Object[] valueArray = adapter.getValues(oid, m_source);


                           if (valueArray.length != 1)
                           {
                              throw new TypeMismatchException(getSymbol());
                           }


                           op.setValue(valueArray[0]);
                           op.setType(Primitive.primitiveOf(op.getValue()));
                        }
                        else
                        {
                           removeOperand(i--);
                        }
                     }
                  }


                  return normalize(nFlags | NORMALIZE_NORECUR);
               }
               else
               {
                  OrOperator or = new OrOperator();


                  for (int i = 1; i < m_nOperandCount; ++i)
                  {
                     Operator op = m_operandArray[i];
                     Object[] valueArray = null;


                     if (op.getValue() != null)
                     {
                        OID oid = ((OIDHolder)op.getValue()).getOID();


                        if (oid != null)
                        {
                           valueArray = adapter.getValues(oid, m_source);

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         if (!(first.getValue() instanceof OIDHolder))
         {
            throw new TypeMismatchException(getSymbol());
         }


         OID oid = ((OIDHolder)first.getValue()).getOID();


         if (oid != null)
         {
            firstValues = oid.getValueArray();
         }
         else
         {
            bFirstReference = true;
         }
      }


      for (int i = 1; i < m_nOperandCount; ++i)
      {
         Operator op = m_operandArray[i];
         Object[] opValues = null;
         boolean bReference = false;


         if (op.getValue() != null)
         {
            if (!(op.getValue() instanceof OIDHolder))
            {
               throw new TypeMismatchException(getSymbol());
            }


            OID oid = ((OIDHolder)op.getValue()).getOID();


            if (oid != null)
            {
               opValues = oid.getValueArray();
            }
            else
            {
               bReference = true;
            }

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         return Boolean.FALSE;
      }


      if (firstValue instanceof OIDHolder)
      {
         OID firstOID = ((OIDHolder)firstValue).getOID();


         for (int i = 1; i < m_nOperandCount; ++i)
         {
            Object argValue = m_operandArray[i].getValue();
            OID oid = (argValue instanceof OIDHolder) ? ((OIDHolder)argValue).getOID() : null;


            if (firstOID.compareTo(oid) == 0)
            {
               return Boolean.TRUE;
            }

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    * Computes the OID based on table column values.
    * @return The computed OID.
    */
   public final OID computeOID()
   {
      OID oldOID = m_instance.getOID(); 
      Index pk = m_table.getPrimaryKey();
      int nCount = pk.getIndexColumnCount();
      Object[] values = null;


      for (int i = 0; i < nCount; ++i)
      {
         Column column = pk.getIndexColumn(i).getColumn();
         Object value = m_valueArray[column.getOrdinal()];
         
         if (value == Undefined.VALUE)
         {
            if (oldOID == null)
            {
               return null;
            }
            
            value = oldOID.getValue(i);
         }


         if (value == null)
         {
            return null;
         }
         
         if (values == null)
         {
            values = new Object[nCount];
         }


         values[i] = value;
      }


      return new OID(values);
   }

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            }
         }
      }
      else
      {
         OID oid = instance.getOID();


         if (srcKey.isObjectKey() && nCount != oid.getCount())
         {
            throw new PersistenceException("err.rpc.oidPartCount", 
               new Object[]{m_instance.getMetaclass().getName()});
         }


         for (int i = 0; i < nCount; ++i)
         {
            setInstanceValue(index.getIndexColumn(i).getColumn(), oid.getValue(srcKey.getObjectKeyPartOrdinal(i)));
         }
      }
   }

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