org.pentaho.reporting.engine.classic.core.util
Class ReportParameterValues

java.lang.Object
  org.pentaho.reporting.engine.classic.core.util.ReportParameterValues

All Implemented Interfaces:

Serializable, Cloneable, DataRow

public class ReportParameterValues
extends Object
implements Cloneable, Serializable, DataRow

Todo: Document Me

Author:

Thomas Morgner

See Also:

Serialized Form

Constructor Summary

ReportParameterValues()

ReportParameterValues(ReportParameterValues values)

Method Summary

void	clear()
Object	clone()
Object	get(String col) Returns the value of the function, expression or column using its specific name.
String[]	getColumnNames() Returns the known column names, this data-row understands.
boolean	isChanged(String name) Checks whether the value contained in the column has changed since the last advance-operation.
Object	put(String col, Object value)
void	putAll(DataRow dataRow)
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ReportParameterValues

public ReportParameterValues()

ReportParameterValues

public ReportParameterValues(ReportParameterValues values)

Method Detail

put

public Object put(String col,
                  Object value)

get

public Object get(String col)

Returns the value of the function, expression or column using its specific name. The given name is translated into a valid column number and the the column is queried. For functions and expressions, the getValue() method is called and for columns from the tablemodel the tablemodel method getValueAt(row, column) gets called.

Specified by:

get in interface DataRow

Parameters:

col - the item index.

Returns:

the value.

getColumnNames

public String[] getColumnNames()

Description copied from interface: DataRow

Returns the known column names, this data-row understands. The column names may change over time but do not change while a event is processed by a function. The array returned is a copy of the internal data-storage and can be safely modified.

Specified by:

getColumnNames in interface DataRow

Returns:

the column names as array.

isChanged

public boolean isChanged(String name)

Checks whether the value contained in the column has changed since the last advance-operation.

Specified by:

isChanged in interface DataRow

Parameters:

name - the name of the column.

Returns:

always false, as parameters are considered static during the report processing.

clone

public Object clone()
             throws CloneNotSupportedException

Overrides:

clone in class Object

Throws:

CloneNotSupportedException

putAll

public void putAll(DataRow dataRow)

clear

public void clear()

toString

public String toString()

Overrides:

toString in class Object