com.bayesserver.data

Interface DataRecord

All Known Subinterfaces:

DataReader

All Known Implementing Classes:

DataReaderFiltered, DataTableReader, WindowDataReader

public interface DataRecord

Interface for reading the values from a row of data.

Method Summary

Modifier and Type	Method and Description
boolean	getBoolean(int columnIndex) Gets a boolean value for the specified column.
int	getColumnCount() Gets the number of columns (fields) in the data.
int	getColumnIndex(String columnName) Gets the zero based column index for a column name.
String	getColumnName(int columnIndex) Gets the name of the column at the specified index.
Class<?>	getColumnType(int columnIndex) Get the data type for the specified column.
double	getDouble(int columnIndex) Gets a double value for the specified column.
float	getFloat(int columnIndex) Gets a float value for the specified column.
int	getInt(int columnIndex) Gets an integer value for the specified column.
long	getLong(int columnIndex) Gets a long value for the specified column.
Object	getObject(int columnIndex) Gets an Object representation for the value at the specified column.
String	getString(int columnIndex) Gets a string value for the specified column.
boolean	isNull(int columnIndex) Determines whether the value is null (missing) for the specified column.

Method Detail

getColumnIndex

int getColumnIndex(String columnName)

Gets the zero based column index for a column name.

Parameters:

columnName - The name of the column.

Returns:

A zero based index for the column.

getColumnName

String getColumnName(int columnIndex)

Gets the name of the column at the specified index.

Parameters:

columnIndex - The zero based index of the column.

Returns:

The name of the column at the specified index.

getColumnType

Class<?> getColumnType(int columnIndex)

Get the data type for the specified column. @param columnIndex the zero based index of the column @return

getColumnCount

int getColumnCount()

Gets the number of columns (fields) in the data.

Returns:

The column (field) count.

isNull

boolean isNull(int columnIndex)

Determines whether the value is null (missing) for the specified column.

Parameters:

columnIndex -

Returns:

true if the value is null (missing), false otherwise.

getObject

Object getObject(int columnIndex)

Gets an Object representation for the value at the specified column.

Parameters:

columnIndex -

Returns:

The value at the specified column, or null if the value is missing.

getString

String getString(int columnIndex)

Gets a string value for the specified column.

Parameters:

columnIndex -

Returns:

The string at the specified column index.

getBoolean

boolean getBoolean(int columnIndex)

Gets a boolean value for the specified column.

Parameters:

columnIndex - The zero based column index.

Returns:

The boolean value at the specified index.

getInt

int getInt(int columnIndex)

Gets an integer value for the specified column.

Parameters:

columnIndex - The zero based column index.

Returns:

The integer value at the specified index.

getLong

long getLong(int columnIndex)

Gets a long value for the specified column.

Parameters:

columnIndex - The zero based column index.

Returns:

The long value at the specified index.

getDouble

double getDouble(int columnIndex)

Gets a double value for the specified column.

Parameters:

columnIndex - The zero based column index.

Returns:

The double value at the specified index.

getFloat

float getFloat(int columnIndex)

Gets a float value for the specified column.

Parameters:

columnIndex - The zero based column index.

Returns:

The float value at the specified index.