Bug 183336 birt:paramDef should process parameters which do not echo input.
Description: birt:paramDef should process parameters which do not echo input. Build number:2.2.0.v20070420 Steps to reproduce: 1. New a report with a parameter, string, tick on "do not echo input" option. 2. New a birt jsp file with content. <birt:parameterPage id="0" name="page" reportDesign="report.rptdesign" isCustom="true"> echo parameter:<birt:paramDef id="1" name="p_echo"/> <input type="submit" name="OK" value="submit"/> </birt:parameterPage> 3. Preview the jsp and input content in input box. Expected result: Input content is replaced with other signals as "*" Actual result: User can see the input content. Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ParamDefTag.java
writer.write( "<option " ); 
				writer
						.write( " value=\"" + ParameterAccessor.htmlEncode( this.valueString ) + "\" " ); 					
				writer.write( " selected >" ); 
				writer.write( ParameterAccessor
						.htmlEncode( this.displayTextString )
						+ "</option>\n" ); 
			}
		}
		
		if ( !paramDef.isRequired( ) )
		{
			writer.write( "<option value=''" ); 
			if ( isNullValue )
				writer.write( " selected" ); 					
			writer.write( " >" ); 
			writer.write( ITagConstants.NULL_VALUE + "</option>\n" ); 
		}
		writer.write( "</select>\n" ); 
		if ( !paramDef.mustMatch( ) )
		{
			
			writer.write( "<input type = 'hidden' " ); 
			writer.write( " id=\"" + isLocaleId + "\" " ); 
			writer.write( " value=\"" + encParamName + "\" " ); 
			writer.write( " >\n" ); 
			
			if ( param.getPattern( ) != null )
			{
				writer.write( "<input type = 'hidden' " );