Package org.eclipse.persistence.queries

Examples of org.eclipse.persistence.queries.DataReadQuery

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        if (queryOperation.hasResponse()) {
            QName type = queryOperation.getResult().getType();
            if (queryOperation.isCollection()) {
                if (queryOperation.isSimpleXMLFormat()) {
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        // data-read query
                        databaseQueryToInitialize = new DataReadQuery();
                    }
                    else {
                        // read-all query for the class mapped to the type
                        databaseQueryToInitialize = new ReadAllQuery(xrService.getTypeClass(type));
                    }
                }
            }
            else {
                if (getOutArguments().size() == 0 && getInOutArguments().size() == 0) {
                    if (isStoredFunctionQueryHandler()) {
                        if (!xrService.descriptorsByQName.containsKey(type)) {
                            databaseQueryToInitialize = new ValueReadQuery();
                        }
                        else {
                            // read object query for the class mapped to the type
                            databaseQueryToInitialize = new ReadObjectQuery(xrService.getTypeClass(type));
                        }
                    }
                    else {
                        // special case - no out args for SP: the return
                        // will be a single int
                        // rowcount
                        databaseQueryToInitialize = new DataModifyQuery();
                    }
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        if (type.equals(SXF_QNAME)) {
                            databaseQueryToInitialize = new DataReadQuery();
                        }
                        else {
                            databaseQueryToInitialize = new ValueReadQuery();
                        }
                    }
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                      xrService.descriptorsByQName.get(type).getAlias()).isAggregateDescriptor() &&
                     !xrService.getORSession().getClassDescriptorForAlias(
                      xrService.descriptorsByQName.get(type).getAlias()).isObjectRelationalDataTypeDescriptor()
                    )) {
                    // data-read query
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        // data-read query
                        databaseQueryToInitialize = new DataReadQuery();
                    }
                    else {
                        // read-all query for the class mapped to the type
                        databaseQueryToInitialize =
                            new ReadAllQuery(xrService.getTypeClass(type));
                    }
                }
            }
            else {
                if (queryOperation.isSimpleXMLFormat() ||
                    (xrService.descriptorsByQName.containsKey(type) &&
                     xrService.getORSession().getClassDescriptorForAlias(
                      xrService.descriptorsByQName.get(type).getAlias()).isAggregateDescriptor() &&
                     !xrService.getORSession().getClassDescriptorForAlias(
                      xrService.descriptorsByQName.get(type).getAlias()).isObjectRelationalDataTypeDescriptor()
                    )) {
                    // data-read query
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else if (!xrService.descriptorsByQName.containsKey(type)) {
                    // value read query
                    databaseQueryToInitialize = new ValueReadQuery();
                }
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            } else if (valueToApply.equals(QueryType.DeleteAll)) {
                newQuery = new DeleteAllQuery();
            } else if (valueToApply.equals(QueryType.DataModify)) {
                newQuery = new DataModifyQuery();
            } else if (valueToApply.equals(QueryType.DataRead)) {
                newQuery = new DataReadQuery();
            } else if (valueToApply.equals(QueryType.DirectRead)) {
                newQuery = new DirectReadQuery();
            } else if (valueToApply.equals(QueryType.ValueRead)) {
                newQuery = new ValueReadQuery();
            } else {
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            } else if (valueToApply.equals(QueryType.DeleteAll)) {
                newQuery = new DeleteAllQuery();
            } else if (valueToApply.equals(QueryType.DataModify)) {
                newQuery = new DataModifyQuery();
            } else if (valueToApply.equals(QueryType.DataRead)) {
                newQuery = new DataReadQuery();
            } else if (valueToApply.equals(QueryType.DirectRead)) {
                newQuery = new DirectReadQuery();
            } else if (valueToApply.equals(QueryType.ValueRead)) {
                newQuery = new ValueReadQuery();
            } else {
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     * This method is used to create a query using a EclipseLink Call.
     */
    public javax.persistence.Query createQuery(Call call) {
        try {
            verifyOpen();
            DataReadQuery query = new DataReadQuery(call);
            return new EJBQueryImpl(query, this);
        } catch (RuntimeException e) {
            setRollbackOnly();
            throw e;
        }
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      * This method called in case there are m_unmappedQueryKeyFields.
      * It creates a query that would fetch the values for this fields from the db.
      */
     public void initUnmappedFieldsQuery(UnitOfWorkImpl uow) {
         if(m_unmappedFieldsQuery == null) {
             m_unmappedFieldsQuery = new DataReadQuery();

             Expression whereClause = null;
             Expression builder = new ExpressionBuilder();
             Iterator<DatabaseField> itPrimaryKey = m_descriptor.getPrimaryKeyFields().iterator();
             while (itPrimaryKey.hasNext()) {
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        if (queryOperation.hasResponse()) {
            QName type = queryOperation.getResult().getType();
            if (queryOperation.isCollection()) {
                if (queryOperation.isSimpleXMLFormat()) {
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        // data-read query
                        databaseQueryToInitialize = new DataReadQuery();
                    }
                    else {
                        // read-all query for the class mapped to the type
                        databaseQueryToInitialize = new ReadAllQuery(xrService.getTypeClass(type));
                    }
                }
            }
            else {
                if (getOutArguments().size() == 0 && getInOutArguments().size() == 0) {
                    if (isStoredFunctionQueryHandler()) {
                        if (!xrService.descriptorsByQName.containsKey(type)) {
                            databaseQueryToInitialize = new ValueReadQuery();
                        }
                        else {
                            // read object query for the class mapped to the type
                            databaseQueryToInitialize = new ReadObjectQuery(xrService.getTypeClass(type));
                        }
                    }
                    else {
                        // special case - no out args for SP: the return
                        // will be a single int
                        // rowcount
                        databaseQueryToInitialize = new DataModifyQuery();
                    }
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                      if (type.equals(SXF_QNAME)) {
                        databaseQueryToInitialize = new DataReadQuery();
                      }
                      else {
                        databaseQueryToInitialize = new ValueReadQuery();
                      }
                    }
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        if (queryOperation.hasResponse()) {
            QName type = queryOperation.getResult().getType();
            if (queryOperation.isCollection()) {
                if (queryOperation.isSimpleXMLFormat()) {
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        // data-read query
                        databaseQueryToInitialize = new DataReadQuery();
                    }
                    else {
                        //check if descriptor is aggregate
                        Class<?> typeClass = xrService.getTypeClass(type);
                        if (xrService.getORSession().getDescriptor(typeClass).isAggregateDescriptor()) {
                            databaseQueryToInitialize = new DataReadQuery();
                        }
                        else {
                            // read-all query for the class mapped to the type
                            databaseQueryToInitialize = new ReadAllQuery(typeClass);
                        }
                    }
                }
            }
            else {
                if (getOutArguments().size() == 0 && getInOutArguments().size() == 0) {
                    if (isStoredFunctionQueryHandler()) {
                        if (!xrService.descriptorsByQName.containsKey(type)) {
                            databaseQueryToInitialize = new ValueReadQuery();
                        }
                        else {
                            // read object query for the class mapped to the type
                            databaseQueryToInitialize = new ReadObjectQuery(xrService.getTypeClass(type));
                        }
                    }
                    else {
                        // special case - no out args for SP: the return
                        // will be a single int
                        // rowcount
                        databaseQueryToInitialize = new DataModifyQuery();
                    }
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                      if (type.equals(SXF_QNAME)) {
                        databaseQueryToInitialize = new DataReadQuery();
                      }
                      else {
                        databaseQueryToInitialize = new ValueReadQuery();
                      }
                    }
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      * This method called in case there are m_unmappedQueryKeyFields.
      * It creates a query that would fetch the values for this fields from the db.
      */
     public void initUnmappedFieldsQuery(UnitOfWorkImpl uow) {
         if(m_unmappedFieldsQuery == null) {
             m_unmappedFieldsQuery = new DataReadQuery();

             Expression whereClause = null;
             Expression builder = new ExpressionBuilder();
             Iterator<DatabaseField> itPrimaryKey = m_descriptor.getPrimaryKeyFields().iterator();
             while (itPrimaryKey.hasNext()) {
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        if (queryOperation.hasResponse()) {
            QName type = queryOperation.getResult().getType();
            if (queryOperation.isCollection()) {
                if (queryOperation.isSimpleXMLFormat()) {
                    databaseQueryToInitialize = new DataReadQuery();
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                        // data-read query
                        databaseQueryToInitialize = new DataReadQuery();
                    }
                    else {
                        //check if descriptor is aggregate
                        Class<?> typeClass = xrService.getTypeClass(type);
                        if (xrService.getORSession().getDescriptor(typeClass).isAggregateDescriptor()) {
                            databaseQueryToInitialize = new DataReadQuery();
                        }
                        else {
                            // read-all query for the class mapped to the type
                            databaseQueryToInitialize = new ReadAllQuery(typeClass);
                        }
                    }
                }
            }
            else {
                if (getOutArguments().size() == 0 && getInOutArguments().size() == 0) {
                    if (isStoredFunctionQueryHandler()) {
                        if (!xrService.descriptorsByQName.containsKey(type)) {
                            databaseQueryToInitialize = new ValueReadQuery();
                        }
                        else {
                            // read object query for the class mapped to the type
                            databaseQueryToInitialize = new ReadObjectQuery(xrService.getTypeClass(type));
                        }
                    }
                    else {
                        // special case - no out args for SP: the return
                        // will be a single int
                        // rowcount
                        databaseQueryToInitialize = new DataModifyQuery();
                    }
                }
                else {
                    if (!xrService.descriptorsByQName.containsKey(type)) {
                      if (type.equals(SXF_QNAME)) {
                        databaseQueryToInitialize = new DataReadQuery();
                      }
                      else {
                        databaseQueryToInitialize = new ValueReadQuery();
                      }
                    }
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