Class XYOneGroupDataset

java.lang.Object

com.inet.report.chart.dataset.AbstractDataset

com.inet.report.chart.dataset.XYForAllRecordsDataset

com.inet.report.chart.dataset.XYForEachRecordDataset

com.inet.report.chart.dataset.XYOneGroupDataset

All Implemented Interfaces:

BaseDataset, XYDataset, Serializable

public class XYOneGroupDataset
extends XYForEachRecordDataset

This is a dataset used by xy charts. This evaluates data sorted by one group for three data fields (x, y and size).

Since:

8.0

See Also:

• Serialized Form

Field Summary

Fields inherited from class XYForAllRecordsDataset

FIELDS_COUNT

Fields inherited from interface BaseDataset

TOKEN_DATASET

Constructor Summary

Constructors

Constructor	Description
XYOneGroupDataset(Chart2 chart)	Creates a new empty dataset.

Method Summary

Modifier and Type	Method	Description
Group	getCategoryGroup()	Returns the category group.
protected String	getName()
List	getReferencedObject()	FOR INTERNAL USE ONLY
void	removeCategoryGroup()	Removes the category group.
protected void	saveGroups(PrintWriter out, int depth)
void	setCategoryGroup(Field field)	Creates a category group on this field.
String	verify(ChartStyle style)	Verifies the group and sum properties of current dataset.

Methods inherited from class XYForEachRecordDataset

getLabelField, getLabelProvider, saveProperties, setLabelField

Methods inherited from class XYForAllRecordsDataset

getChart, getDataField, getDataField, getDataFields, getSizeField, getXField, getYField, setSizeField, setXField, setYField, updateReferences

Methods inherited from class com.inet.report.chart.dataset.AbstractDataset

saveSummaryFields

Methods inherited from class Object

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

Constructor Details

XYOneGroupDataset

public XYOneGroupDataset(Chart2 chart)

Creates a new empty dataset.

Parameters:

chart - the chart (null not permitted)

Since:

8.0

Method Details

getCategoryGroup

public Group getCategoryGroup()

Returns the category group. The category group is the first group of chart.

Overrides:

getCategoryGroup in class XYForAllRecordsDataset

Returns:

the group or null if this group was not initialized.

Since:

8.0

See Also:

• setCategoryGroup(Field)
• removeCategoryGroup()

setCategoryGroup

public void setCategoryGroup(Field field)

Creates a category group on this field. This group is for sorting and consolidating records with same values on the group axis, for example the x axis for PlotOrientation.VERTICAL plots. To change the sort order of the data in this group, get the with getCategoryGroup() and use the Group properties. SummaryField, SpecialField and GroupField are unsupported field types.

Parameters:

field - the group field (null not permitted)

Throws:

IllegalArgumentException - if field is null or from unsupported field type.

Since:

8.0

See Also:

• Group
• getCategoryGroup()
• removeCategoryGroup()

removeCategoryGroup

public void removeCategoryGroup()

Removes the category group. Note: this dataset is incomplete without a category group and cannot be used by the chart in this case.

Since:

8.0

See Also:

• setCategoryGroup(Field)
• getCategoryGroup()

verify

public String verify(ChartStyle style)

Verifies the group and sum properties of current dataset.

Specified by:

verify in interface BaseDataset

Overrides:

verify in class XYForAllRecordsDataset

Parameters:

style - the chart style

Returns:

the error message or empty string if all properties are correct.

getReferencedObject

public List getReferencedObject()

FOR INTERNAL USE ONLY

Specified by:

getReferencedObject in interface BaseDataset

Overrides:

getReferencedObject in class XYForEachRecordDataset

Returns:

FOR INTERNAL USE ONLY

saveGroups

protected void saveGroups(PrintWriter out,
 int depth)

Overrides:

saveGroups in class com.inet.report.chart.dataset.AbstractDataset

getName

protected String getName()

Overrides:

getName in class XYForEachRecordDataset