jasper-reports

问题 I am passing a List as paramter to Jasper as following. Map<String, Object> model=new HashMap<>(); List<CustomObject> issues=new ArrayList<>(); issues.add(new CustomObject(1,"AIRPORT Services","XYZ","asdfa","asdf","asddf")); issues.add(new CustomObject(1,"AIRPORT Services","XYZ","asdfa","asdf","asddf")); model.put("issues",issues); JasperPrint jasperPrint1 = JasperFillManager.fillReport(report, model, new JREmptyDataSource()); Now I am able to retrieve issuesList in jasper but I can't

问题 I am using iReport to write custom reports and have ran into an issue. I am attempting to alter an existing report by adding the line of code that is: LEFT JOIN (select info from customfieldview where cftableid = 97022306 and recordid = so.id and cfname = 'SIN') The field and table names are all correct but for whatever reason it is saying that my "WHERE" statement is messed up. Which with iReport, it's debugger usually says the issue is the line below the actual problem and the line before

问题 I have created a subdataset in my main report and using that to create a list. The list displays all the rows from my dataset, but is there a way to place a total number of rows count in the list component. With the $V{REPORT_COUNT} variable, i can get the total count but its repeated multiple times (as the number of rows in the sub dataset ) 回答1: Create A second List set it to use the same dataset and put only the $V{REPORT_COUNT} in it. Set the position type to float Second option is to use

问题 I have designed a report in iReport and now I am using it in my application. The problem is that the report is generated showing all the data except the detail section data. There is no database connectivity problem, as the column header shows data which is coming from database. Only the detail section of the report shows nothing, neither data from database nor any static data. What is going on? 回答1: Is your header section in a subreport? If so, and you're passing the main report datasource

问题 How to compare dates in iReport ? I want to use the "Print When Expression.." Something like : $F{date_from_table} <= $F{another_date_from_table} ? true : false It should work . What is the correct syntax? Thanks. 回答1: Try to use Date.before() or Date.after() method. Like below ($F{date_from_table}.before($F{another_date_from_table}) || $F{date_from_table}.equals($F{another_date_from_table})) ? true : false 来源： https://stackoverflow.com/questions/31256124/how-to-compare-dates-in-ireport

问题 How to compare dates in iReport ? I want to use the "Print When Expression.." Something like : $F{date_from_table} <= $F{another_date_from_table} ? true : false It should work . What is the correct syntax? Thanks. 回答1: Try to use Date.before() or Date.after() method. Like below ($F{date_from_table}.before($F{another_date_from_table}) || $F{date_from_table}.equals($F{another_date_from_table})) ? true : false 来源： https://stackoverflow.com/questions/31256124/how-to-compare-dates-in-ireport

问题 i want to do counter variable, im using ireport 3.4.2 in java we can simply do like i++ to increament. how can i do t in iReport? 回答1: $V{variable1}++ is absolutely legal in iReport, as long as variable1 is Integer and the Calculation is Count or Incremental Count 回答2: The above answer might be right also, but i didnt tried it. I try to created variable and set the calculation field "count" and then set the variable expression correctly based counter factor. it works. 来源： https:/

问题 Well, I don't know, maybe I'm missing something, but I've been trying to group data in a jasper report, but so far the grouping appears only if the group expression is a field. Is it possible to group data by parameter value instead of field value? i.e., something like <groupExpression><[!CDATA[$P{some_param}]]></groupExpression> instead of <groupExpression><[!CDATA[$F{some_field}]]></groupExpression> in the .jrxml file? 回答1: Is it possible to group data by parameter value instead of field

问题 I have spring boot app: @RestController @EnableAutoConfiguration @Scope("prototype") public class BillingController { @RequestMapping(value = "/testReport4_2", method = RequestMethod.GET) public ModelAndView helloReport(ModelMap modelMap, ModelAndView modelAndView) { JRDataSource datasource = new JRBeanCollectionDataSource(payordMng.getPayordGrpAll(), true); modelMap.put("datasource", datasource); modelMap.put("format", "pdf"); modelAndView = new ModelAndView("Blank_A4_2", modelMap); return

问题 I have list of data to print. I want to know if there is any way to find if the row is the first row in JasperReports's report for every page? 回答1: This task can be solved with in several ways in addition of using JasperReports engine built-in variable PAGE_COUNT . Using variable We can create the variable with resetType="Page" for counting number of rows at page. <variable name="counterOnPage" class="java.lang.Integer" resetType="Page" calculation="Sum"> <variableExpression><![CDATA[1]]><