Bug 152430 Key can modify to empty string
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DataSetParameterHandle.java
*             if the value is not in the above list.
	 */
	public void setDataType( String dataType ) throws SemanticException
	{
		setProperty( DataSetParameter.DATA_TYPE_MEMBER, dataType );
	}
	/**
	 * Returns the parameter name.
	 * 
	 * @return the parameter name
	 */
	public String getName( )
	{
		return getStringProperty( DataSetParameter.NAME_MEMBER );
	}
	/**
	 * Sets the parameter name.
	 * 
	 * @param name
	 *            the name to set
	 */
	public void setName( String name )
	{
		String oldName = getName( );
		setPropertySilently( DataSetParameter.NAME_MEMBER, name );
		if ( oldName != null )
		{
			updateParamBindings( oldName, name );
		}
	}