jasper-reports

问题 I am trying to generate several jasper reports in Eclipse using the Jaspersoft Studio plugin. I have 4 parameters that will be passed in, and i am manually adding the input parameters myself. When i run the preview it gives me Error generating report due to 'Error preparing statement for executing the report query: SELECT rcia.inquirer.`First_Name`, rcia.inquirer.`Middle_Name`, rcia.inquirer.`Last_Name`, rcia.inquirer.`Father_Full_Name`, rcia.inquirer.`Mother_Full_Name`, rcia.inquirer.

问题 I am using group functionality in my jasper report to group data . Grouping is happening fine.But the problem is if next group comes, then data will be populated in the next page,even there will be lot of space in the previous page.likewise for each different group different pages coming instead of coming continuously.Can any one help me which property i need to change to populate data continuously even different group comes. 回答1: I guess you are setting the resetType as Group. Thats why it

问题 I always get an error about this log4j:WARN No appenders could be found for logger (net.sf.jasperreports.engine.xml.JRXmlDigesterFactory). log4j:WARN Please initialize the log4j system properly. i dont know where is that log4j.properties is. is it downloadable? becouse i currently have zip pack named jasperreports-4.7.0,there are so many library there,but which one of it? please help me. i have no luck finding it in google. i have method that shows the table of my database pubic void

问题 I have a report in Jaspersoft iReport that is returning multiple lines when a unique id has multiple values in another field. Example Output ID Value 1 A 2 B 3 A 3 B Desired Output ID Value 1 A 2 B 3 A, B Relevant XML Field Name <field name="ID" class="java.lang.String"/> <field name="Value" class="java.lang.String"/> Text Element <textElement verticalAlignment="Middle"/> <textFieldExpression><![CDATA[$F{ID}]]></textFieldExpression> </textField> <textElement verticalAlignment="Middle"/>

问题 CREATE TABLE Account( account_no int, balance real, type_code int, branch_no int, Bcode int, customer_no int, CONSTRAINT account_pk PRIMARY KEY (account_no), ); I want to generate a Jasper Report when user gives the type_code(account type code) or branch_no as GUI inputs, then the ireport should display all the account details of above account table. I have no idea how to do this. can anyone help me ? 回答1: First of all you didn't specify the kind of application you want to create, so i'm

问题 I am trying to print a Jasper Report with a image. Image is displayed dynamically using a parameter. Image is printing fine. But I need to output the image size dynamically too. How can I pass the the image size (in inch) as a parameter and get my expected output? <image> <reportElement uuid="a4ed8a3a-827e-494c-ba8d-7276007941c7" x="0" y="0" width="555" height="608"/> <imageExpression><![CDATA[$P{IMAGE_LOCATION}]]></imageExpression> </image> 回答1: public JasperDesign dynamicImage() throws

问题 I'm trying to write a Controller that downloads a pdf file on the browser. I am using Jasper Reports to generate the pdf file in Java code (fully tested and it works perfectly). Now, I want to get the output stream that is being written by Jasper Reports and download it on the browser. However, when I click the button (which sends a POST to my mapped controller method), no download happens, and no error occurs. Relevant code : @RequestMapping("/vm/dormant/pdfReport") public void

问题 My JavaBean contains the java.util.List . Userinfo { private String username; private String password; List<Address> listAddress; } How to show the data of this List in the Detail band? 回答1: Here is the working sample. The key points of this sample: using of the _THIS expression; using List (jr:list) component in Detail band The snippet of code for generating report: public static void testBuildPdf() { try { Map<String, Object> params = new HashMap<String, Object>(); JasperReport jasperReport

问题 I have created, using a jasper designer (not iReport but a plugin for eclipse), a report that uses an excel file as datasource. the report works fine, in the designer, and read the data from the file without problems but after compiling the file to file.jasper and giving him the excel file's path nothing apears in the JasperViewer! This is my code: try{ Map<String, Object> parameters = new HashMap<String, Object>(); parameters.put("DataFile", "jasper_export.xls"); JasperPrint jasperPrint =

问题 This question already has an answer here : JasperReports: Getting JRRuntimeException: Error creating SAX parser (1 answer) Closed 3 years ago . I am using JasperReports and I am hitting an exception when I am trying to generate an html page hosted by my tomcat server. The line: JasperReport jasperReport = JasperCompileManager.compileReport( "C:/Documents and Settings/axc1888/workspace/OATS/WebContent/status.jrxml"); ends up with the exception: net.sf.jasperreports.engine.JRRuntimeException: