jasper report patient data

by Tyrel Huel 7 min read

Jasper Reports and Data Sources - JavaBeat

1 hours ago To view reports using this class, we need to wrap it into an ANT target. Viewing the generated Report. The following example demonstrates − how to view a report using the JasperViewer … >> Go To The Portal


What is the use of a Jasper report?

JasperReports is one of them. JasperReports is an open source java reporting engine. It is Java based and doesn't have its own expression syntax. JasperReports has the ability to deliver rich content onto the screen, to the printer, or into PDF, HTML, XLS, RTF, ODT, CSV, TXT, and XML files.

Where does JasperReports get the data from?

While generating the report, JasperReports engine obtains data from the datasources. Data can be obtained from the databases, XML files, arrays of objects, and collection of objects.

What is the nodata section in a Jasper report?

The noData section can be used in a report when the datasource is empty. When there is no data, JasperReports generates a blank page. To generate the noData section with empty datasource, we define the section in the report and set the whenNoDataType of the jasperReport tag to NoDataSection.

How to print the documents generated by the JasperReports library?

As a result, we see a JasperViewer window as shown in the screen given below − We can print the documents generated by the JasperReports library (in their proprietary format i.e. JasperPrint objects) using the net.sf.jasperreports.engine.JasperPrintManager class.

image

Viewing Reports

JasperReport provides a built-in viewer for viewing the generated reports in its original format. It is a swing based component and other Java applications can integrate this component without having to export the documents to other formats in order to be viewed or printed.

Printing Reports

We can print the documents generated by the JasperReports library (in their proprietary format i.e. JasperPrint objects) using the net.sf.jasperreports.engine.JasperPrintManager class. This is a facade class that relies on the Java 2 Printing API.

What formats can JasperReports export?

JasperReports Library can export designs to 10 file formats, including PDF, Excel, and HTML for fully interactive web content.

Can a report be used as a subreport?

Any report can be used as a subreport within another report, and any number of subreports can be nested inside a report. Subreports can in turn contain other subreports down to any level of nesting desired, enabling arbitrarily complex report layouts

Can you use multiple data sources in a report?

Use data from any data source through JDBC, direct query, or custom source that you define. In addition, any report can use data from multiple data sources of multiple data types.

Is a library environment agnostic?

Being a library, the software is completely environment agnostic. It can run standalone or it can literally become part of the hosting application. Just plug it into the classpath of your app and it’s ready to go. No installation required.

What is a report?

A report is a meaningful, well-defined, and summarized presentation of information. Usually, the routine activities are automated and data summarized into a decision-supporting "Reports". Reports represent usual messy data into charts, graphs, and other forms of graphical representations.

What is crosstab in statistics?

Crosstabs can be used with any level of data (nominal, ordinal, interval, or ratio), and usually display the summarized data, contained in the report variables, in the form of a dynamic table. Variables are used to display aggregate data such as sums, counts, average values.

What is report group?

A report group represents a sequence of consecutive records in the data source, which have something in common, such as the value of a certain report fields. A report group is defined by the <group> element. A report can have any number of groups.

Why use Jasper Report?

Here, are many reasons for using a Jasper report tool: It offers report generation performance and delivery to users. It helps you to represent your data in textual or graphical format. It is a standalone and embedded reporting server for reporting compilation and execution.

What is the difference between Jasper and Pentaho?

The major difference between Jasper and Pentaho is that Jasper reports uses a report for designing the reports while Pentaho uses the Pentaho Report Designer. The report template file used in JasperReports is a simple XML file having jrxml extension.

Generate reports and data visualizations with an embeddable microservice engine

TIBCO JasperReports® IO software is a new breed of reporting and data visualization engine designed for today's software builders.

Beautiful, interactive visualizations

Seamlessly embed highly interactive reports and data visualizations inside your web apps using a JavaScript API based on TIBCO Jaspersoft® Visualize.js™ software — an award-winning JavaScript framework for embedding analytics into applications.

Easy for any developer

JasperReports® IO software exposes its functionality through a powerful REST API. This enables developers to access it using simple API calls and eliminates the need to use specific programming languages to leverage the engine.

Fits modern DevOps

The JasperReports IO reporting microservice ships with a Dockerfile making it easy to deploy in a Docker container and a natural fit for DevOps pipelines. Run the same setup in staging as production, update existing versions and deploy new ones with ease, and achieve operational excellence.

Satisfies multiple BI use cases

JasperReports IO software is versatile. It can be used for traditional reporting to deliver high volumes of reports to the masses. It can also be used to embed highly interactive reports and visualizations into a web application that your internal or external users (customers) engage with.

What data sources can JasperReports connect to?

Jaspersoft also offers an extensible environment for including other Big Data, NoSQL data sources, flat files and custom data sources.

What is JasperReports Server?

JasperReports Server redistributes a Postgres database driver. If you need to connect to another database, you will need to first acquire the appropriate JDBC driver and add it the application server's classpath.

What database is JasperServer?

JasperServer ships with drivers for several databases, including MySQL, Oracle, PostgreSQL, etc. It is important to ensure that the drivers for your database are included in the JasperServer classpath that will be either apache-tomcat/lib or apache-tomcat/webapps/jasperserver-pro/WEB-INF/lib. Remember to restart the Application server after putting the driver in the classpath.

JasperReports noData section

The noData section can be used in a report when the datasource is empty. When there is no data, JasperReports generates a blank page. To generate the noData section with empty datasource, we define the section in the report and set the whenNoDataType of the jasperReport tag to NoDataSection. (The default is BlankPage ).

JasperReports noData example

The following application generates the noData section when there is an empty datasource.

Why use Jasper Report?

There are many reasons for using a Jasper report tool: Generates watermarks. Multiple formats of reports can be exported. It offers a complete set of REST, SOAP, and Web Services. Developers can supply data in different ways. Users can embed reports into Java or non-Java Applications.

What is JRXML in Jasper?

This is the first phase of the Jasper Report Lifecycle, where we have to create the JRXML file, an XML document that stores the definition of the report layout. We can use any text editor or iReportDesigner to create it manually. If we are using iReportDesigner, the layout will be designed visually, and therefore the real structure of JRXML can be ignored.

Who is Pooja Mishra?

Pooja Mishra is an enthusiastic content writer working at Mindmajix.com. She writes articles on the trending IT-related topics, including Big Data, Business Intelligence, Cloud computing, AI & Machine learning, and so on. Her way of writing is easy to understand and informative at the same time.

Can you embed a report in Java?

Users can embed reports into Java or non-Java Applications. Offers report generation performance and delivery to users. It helps to represent data in textual or graphical format. JasperReports allows role-based access control to all reports in the repository.

image