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
* @return the defaultDisplayText
	 */
	public String getDefaultDisplayText( )
	{
		return defaultDisplayText;
	}
	/**
	 * @param defaultDisplayText
	 *            the defaultDisplayText to set
	 */
	public void setDefaultDisplayText( String defaultDisplayText )
	{
		this.defaultDisplayText = defaultDisplayText;
	}
	/**
	 * @return the isCascade
	 */
	public boolean isCascade( )
	{
		return isCascade;
	}
	/**
	 * @param isCascade
	 *            the isCascade to set
	 */
	public void setCascade( boolean isCascade )
	{
		this.isCascade = isCascade;
	}
	/**