com.inet.report.chart.dataset
Class StockOneGroupDataset

java.lang.Object
  com.inet.report.chart.dataset.AbstractDataset
      com.inet.report.chart.dataset.StockForAllRecordsDataset
          com.inet.report.chart.dataset.StockForEachRecordDataset
              com.inet.report.chart.dataset.StockOneGroupDataset

All Implemented Interfaces:

BaseDataset, StockDataset, java.io.Serializable

public class StockOneGroupDataset
extends StockForEachRecordDataset

This is a dataset used by stock charts. This evaluates data sorted by one group for four data fields (open, close, high, low).

Since:

8.0

See Also:

Serialized Form

Field Summary

Fields inherited from class com.inet.report.chart.dataset.StockForAllRecordsDataset

FIELDS_COUNT

Fields inherited from interface com.inet.report.chart.dataset.BaseDataset

TOKEN_DATASET

Constructor Summary

StockOneGroupDataset(Chart2 chart)
Creates a new empty dataset.

Method Summary

Group	getCategoryGroup() Returns the category group.
protected java.lang.String	getName() FOR INTERNAL USE ONLY
java.util.List	getReferencedObject() FOR INTERNAL USE ONLY
void	removeCategoryGroup() Removes the category group.
protected void	resetSummaryFields(Group group) Resets the group properties of summary fields.
protected void	saveGroups(java.io.PrintWriter out, int depth) Writes the groups properties to output.
void	setCategoryGroup(Field field) Creates a category group on this field.
java.lang.String	verify(ChartStyle style) Verifies the group and sum properties of current dataset.

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

getLabelProvider

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

getChart, getCloseField, getDataField, getDataField, getDataFields, getHighField, getLowField, getOpenField, setCloseField, setHighField, setLowField, setOpenField

Constructor Detail

StockOneGroupDataset

public StockOneGroupDataset(Chart2 chart)

Creates a new empty dataset.

Parameters:

chart - the chart (null not permitted)

Since:

8.0

Method Detail

getCategoryGroup

public Group getCategoryGroup()

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

Overrides:

getCategoryGroup in class StockForAllRecordsDataset

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, e.g. the x axis on PlotOrientation.VERTICAL plots. To change the sort order of the data in this group get this with getCategoryGroup() and use the Group properties. SummaryField, SpecialField and GroupField are unsupported field types.

Parameters:

field - the group field (null not permitted)

Throws:

java.lang.IllegalArgumentException - if field is null or has an 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()

resetSummaryFields

protected void resetSummaryFields(Group group)

Resets the group properties of summary fields.

Parameters:

group - the group

Since:

8.0

verify

public java.lang.String verify(ChartStyle style)

Verifies the group and sum properties of current dataset.

Specified by:

verify in interface BaseDataset

Overrides:

verify in class StockForAllRecordsDataset

Parameters:

style - the chart style

Returns:

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

getReferencedObject

public java.util.List getReferencedObject()

FOR INTERNAL USE ONLY

Overrides:

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

Returns:

FOR INTERNAL USE ONLY

saveGroups

protected void saveGroups(java.io.PrintWriter out,
                          int depth)

Writes the groups properties to output. Overwrites this to save intern properties direct to PrintWriter without building a StringBuffer.

Overrides:

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

Parameters:

out - the output

depth - the depth of XML indent

getName

protected java.lang.String getName()

FOR INTERNAL USE ONLY

Overrides:

getName in class StockForEachRecordDataset

Returns:

name name for this dataset