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Summary: Nested | Field | Method | Constr | Detail: Nested | Field | Method | Constr |
java.lang.Object
org.jfree.data.general.AbstractDataset
org.jfree.data.category.DefaultCategoryDataset
CategoryDataset
interface.
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Methods inherited from class org.jfree.data.general.AbstractDataset | |
addChangeListener , clone , fireDatasetChanged , getGroup , hasListener , notifyListeners , removeChangeListener , setGroup , validateObject |
public void addValue(Number value, Comparable rowKey, Comparable columnKey)
Adds a value to the table. Performs the same function as setValue().
- Parameters:
value
- the value.rowKey
- the row key.columnKey
- the column key.
public void addValue(double value, Comparable rowKey, Comparable columnKey)
Adds a value to the table.
- Parameters:
value
- the value.rowKey
- the row key.columnKey
- the column key.
public void clear()
Clears all data from the dataset and sends aDatasetChangeEvent
to all registered listeners.
public boolean equals(Object obj)
Tests if this object is equal to another.
- Parameters:
obj
- the other object.
- Returns:
- A boolean.
public int getColumnCount()
Returns the number of columns in the table.
- Specified by:
- getColumnCount in interface Values2D
- Returns:
- The column count.
public int getColumnIndex(Comparable key)
Returns the column index for a given key.
- Specified by:
- getColumnIndex in interface KeyedValues2D
- Parameters:
key
- the column key.
- Returns:
- The column index.
public Comparable getColumnKey(int column)
Returns a column key.
- Specified by:
- getColumnKey in interface KeyedValues2D
- Parameters:
column
- the column index (zero-based).
- Returns:
- The column key.
public List getColumnKeys()
Returns the column keys.
- Specified by:
- getColumnKeys in interface KeyedValues2D
- Returns:
- The keys.
public int getRowCount()
Returns the number of rows in the table.
- Specified by:
- getRowCount in interface Values2D
- Returns:
- The row count.
public int getRowIndex(Comparable key)
Returns the row index for a given key.
- Specified by:
- getRowIndex in interface KeyedValues2D
- Parameters:
key
- the row key.
- Returns:
- The row index.
public Comparable getRowKey(int row)
Returns a row key.
- Specified by:
- getRowKey in interface KeyedValues2D
- Parameters:
row
- the row index (zero-based).
- Returns:
- The row key.
public List getRowKeys()
Returns the row keys.
- Specified by:
- getRowKeys in interface KeyedValues2D
- Returns:
- The keys.
public Number getValue(Comparable rowKey, Comparable columnKey)
Returns the value for a pair of keys.
- Specified by:
- getValue in interface KeyedValues2D
- Parameters:
rowKey
- the row key (null
not permitted).columnKey
- the column key (null
not permitted).
- Returns:
- The value (possibly
null
).
public Number getValue(int row, int column)
Returns a value from the table.
- Parameters:
row
- the row index (zero-based).column
- the column index (zero-based).
- Returns:
- The value (possibly
null
).
public void incrementValue(double value, Comparable rowKey, Comparable columnKey)
Adds the specified value to an existing value in the dataset (if the existing value isnull
, it is treated as if it were 0.0).
- Parameters:
value
- the value.rowKey
- the row key (null
not permitted).columnKey
- the column key (null
not permitted).
public void removeColumn(Comparable columnKey)
Removes a column from the dataset.
- Parameters:
columnKey
- the column key.
public void removeColumn(int columnIndex)
Removes a column from the dataset.
- Parameters:
columnIndex
- the column index.
public void removeRow(Comparable rowKey)
Removes a row from the dataset.
- Parameters:
rowKey
- the row key.
public void removeRow(int rowIndex)
Removes a row from the dataset.
- Parameters:
rowIndex
- the row index.
public void removeValue(Comparable rowKey, Comparable columnKey)
Removes a value from the dataset.
- Parameters:
rowKey
- the row key.columnKey
- the column key.
public void setValue(Number value, Comparable rowKey, Comparable columnKey)
Adds or updates a value in the table and sends aDatasetChangeEvent
to all registered listeners.
- Parameters:
value
- the value (null
permitted).rowKey
- the row key (null
not permitted).columnKey
- the column key (null
not permitted).
public void setValue(double value, Comparable rowKey, Comparable columnKey)
Adds or updates a value in the table and sends aDatasetChangeEvent
to all registered listeners.
- Parameters:
value
- the value.rowKey
- the row key (null
not permitted).columnKey
- the column key (null
not permitted).