org.dashbuilder.dataset

Class DataSetConstraints<T>

java.lang.Object

org.dashbuilder.dataset.DataSetConstraints<T>

Direct Known Subclasses:

DataSetLookupConstraints

public class DataSetConstraints<T>
extends Object

A set of constraints over the structure of a DataSet instance.

Field Summary

Fields

Modifier and Type	Field and Description
protected List<ColumnType[]>	columnTypeList
static int	ERROR_COLUMN_NUMBER
static int	ERROR_COLUMN_TYPE
protected boolean	extraColumnsAllowed
protected ColumnType	extraColumnsType
protected int	maxColumns
protected int	minColumns

Constructor Summary

Constructors

Constructor and Description
DataSetConstraints()

Method Summary

Modifier and Type	Method and Description
boolean	areExtraColumnsAllowed()
ValidationError	check(DataSet dataSet)
protected ValidationError	createValidationError(int error, Object... params)
ColumnType[]	getColumnTypes()
ColumnType[]	getColumnTypes(int numberOfColumns)
ColumnType	getExtraColumnsType()
int	getMaxColumns()
int	getMinColumns()
T	setColumnTypes(ColumnType[]... typeList)
T	setExtraColumnsAllowed(boolean extraColumnsAllowed)
T	setExtraColumnsType(ColumnType extraColumnsType)
T	setMaxColumns(int maxColumns)
T	setMinColumns(int minColumns)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ERROR_COLUMN_TYPE

public static final int ERROR_COLUMN_TYPE

See Also:

Constant Field Values

ERROR_COLUMN_NUMBER

public static final int ERROR_COLUMN_NUMBER

See Also:

Constant Field Values

columnTypeList

protected List<ColumnType[]> columnTypeList

minColumns

protected int minColumns

maxColumns

protected int maxColumns

extraColumnsAllowed

protected boolean extraColumnsAllowed

extraColumnsType

protected ColumnType extraColumnsType

Constructor Detail

DataSetConstraints

public DataSetConstraints()

Method Detail

getColumnTypes

public ColumnType[] getColumnTypes()

getColumnTypes

public ColumnType[] getColumnTypes(int numberOfColumns)

setColumnTypes

public T setColumnTypes(ColumnType[]... typeList)

getMaxColumns

public int getMaxColumns()

setMaxColumns

public T setMaxColumns(int maxColumns)

getMinColumns

public int getMinColumns()

setMinColumns

public T setMinColumns(int minColumns)

areExtraColumnsAllowed

public boolean areExtraColumnsAllowed()

setExtraColumnsAllowed

public T setExtraColumnsAllowed(boolean extraColumnsAllowed)

getExtraColumnsType

public ColumnType getExtraColumnsType()

setExtraColumnsType

public T setExtraColumnsType(ColumnType extraColumnsType)

check

public ValidationError check(DataSet dataSet)

createValidationError

protected ValidationError createValidationError(int error,
                                                Object... params)