Bug 188596 Some parameter value cannot be passed to report through URL[0002]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/ScalarParameterBean.java
/**
	 * Adapt to IScalarParameterDefn's getHelpText( ).
	 * 
	 * @return parameter help text.
	 */
	public String getToolTip( )
	{
		String toolTip = ""; 
		if ( parameter != null && parameter.getHelpText( ) != null )
		{
			toolTip = parameter.getHelpText( );
		}
		return ParameterAccessor.htmlEncode( toolTip );
	}
	/**
	 * @return Returns the isValueInList.
	 */
	public boolean isValueInList( )
	{
		return valueInList;
	}
	/**
	 * @param valueInList
	 *            The isValueInList to set.
	 */
	public void setValueInList( boolean valueInList )
	{
		this.valueInList = valueInList;
	}
	/**