how can i display a text file in birt report?
Comments
-
hi,
thanks for help
this is just what i try to do but i doesn't found a relation between my class java and the method onprepare of my eventhandler.
this my java class:
import java.io.*;
import org.eclipse.birt.report.engine.api.script.eventadapter.TextItemEventAdapter;
import org.eclipse.birt.report.engine.api.script.element.ITextItem;
import org.eclipse.birt.report.engine.api.script.IReportContext;
public class FileRead extends TextItemEventAdapter {
public void onPrepare( ITextItem TextItem, IReportContext reportContext )
{
try
{
FileInputStream fstream = new FileInputStream("D:adresse.txt");
// Get the object of DataInputStream
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
String content="";
//Read File Line By Line
while ((strLine = br.readLine()) != null) {
// Print the content on the console
content = content + strLine + "n";
}
//Close the input stream
in.close();
TextItem.setContent(content);
} catch (Exception e ) {
e.printStackTrace( );
}
}
}
thanks0 -
this the message error:
Text (id = 32):
- Unhandled exception when executing script.
Error.UnhandledScriptError ( 4 time(s) )
detail : org.eclipse.birt.report.engine.api.EngineException: Unhandled exception when executing script. at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.addException(ScriptExecutor.java:199) at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.addException(ScriptExecutor.java:176) at org.eclipse.birt.report.engine.script.internal.TextItemScriptExecutor.getEventHandler(TextItemScriptExecutor.java:178) at org.eclipse.birt.report.engine.script.internal.TextItemScriptExecutor.handleOnPrepare(TextItemScriptExecutor.java:38) at org.eclipse.birt.report.engine.api.impl.ScriptedDesignHandler.handleOnPrepare(ScriptedDesignHandler.java:169) at org.eclipse.birt.report.engine.api.impl.ScriptedDesignVisitor.visitTextItem(ScriptedDesignVisitor.java:426) at org.eclipse.birt.report.model.api.DesignVisitor$Forwarder.visitTextItem(DesignVisitor.java:1005) at org.eclipse.birt.report.model.elements.TextItem.apply(TextItem.java:58) at org.eclipse.birt.report.model.api.DesignVisitor.apply(DesignVisitor.java:123) at org.eclipse.birt.report.engine.api.impl.ScriptedDesignVisitor.visitReportDesign(ScriptedDesignVisitor.java:106) at org.eclipse.birt.report.model.api.DesignVisitor$Forwarder.visitReportDesign(DesignVisitor.java:1175) at org.eclipse.birt.report.model.elements.ReportDesign.apply(ReportDesign.java:89) at org.eclipse.birt.report.model.api.DesignVisitor.apply(DesignVisitor.java:123) at org.eclipse.birt.report.engine.api.impl.EngineTask.prepareDesign(EngineTask.java:1351) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:88) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:72) at org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(ReportEngineService.java:877) at org.eclipse.birt.report.service.BirtViewerReportService.runAndRenderReport(BirtViewerReportService.java:938) at org.eclipse.birt.report.service.actionhandler.BirtGetPageAllActionHandler.__execute(BirtGetPageAllActionHandler.java:131) at org.eclipse.birt.report.service.actionhandler.AbstractBaseActionHandler.execute(AbstractBaseActionHandler.java:90) at org.eclipse.birt.report.soapengine.processor.AbstractBaseDocumentProcessor.__executeAction(AbstractBaseDocumentProcessor.java:47) at org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.executeAction(AbstractBaseComponentProcessor.java:143) at org.eclipse.birt.report.soapengine.processor.BirtDocumentProcessor.handleGetPageAll(BirtDocumentProcessor.java:183) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.process(AbstractBaseComponentProcessor.java:112) at org.eclipse.birt.report.soapengine.endpoint.BirtSoapBindingImpl.getUpdatedObjects(BirtSoapBindingImpl.java:66) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.apache.axis.providers.java.RPCProvider.invokeMethod(RPCProvider.java:397) at org.apache.axis.providers.java.RPCProvider.processMessage(RPCProvider.java:186) at org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:323) at org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32) at org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118) at org.apache.axis.SimpleChain.invoke(SimpleChain.java:83) at org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:454) at org.apache.axis.server.AxisServer.invoke(AxisServer.java:281) at org.apache.axis.transport.http.AxisServlet.doPost(AxisServlet.java:699) at org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.doPost(BirtSoapMessageDispatcherServlet.java:265) at javax.servlet.http.HttpServlet.service(HttpServlet.java:616) at org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327) at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) at org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.service(BirtSoapMessageDispatcherServlet.java:122) at org.eclipse.equinox.http.registry.internal.ServletManager$ServletWrapper.service(ServletManager.java:180) at org.eclipse.equinox.http.servlet.internal.ServletRegistration.handleRequest(ServletRegistration.java:90) at org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:111) at org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:59) at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) at org.eclipse.equinox.http.jetty.internal.HttpServerManager$InternalHttpServiceServlet.service(HttpServerManager.java:269) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:428) at org.mortbay.jetty.servlet.ServletHandler.dispatch(ServletHandler.java:677) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568) at org.mortbay.http.HttpContext.handle(HttpContext.java:1530) at org.mortbay.http.HttpContext.handle(HttpContext.java:1482) at org.mortbay.http.HttpServer.service(HttpServer.java:909) at org.mortbay.http.HttpConnection.service(HttpConnection.java:820) at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:986) at org.mortbay.http.HttpConnection.handle(HttpConnection.java:837) at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:245) at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357) at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)Caused by: org.eclipse.birt.report.engine.api.EngineException: IllegalAccessException when trying to load class FileRead. at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.getInstance(ScriptExecutor.java:139) at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.getInstance(ScriptExecutor.java:104) at org.eclipse.birt.report.engine.script.internal.TextItemScriptExecutor.getEventHandler(TextItemScriptExecutor.java:169) ... 62 moreCaused by: java.lang.IllegalAccessException: Class org.eclipse.birt.report.engine.script.internal.ScriptExecutor can not access a member of class FileRead with modifiers "" at sun.reflect.Reflection.ensureMemberAccess(Unknown Source) at java.lang.Class.newInstance0(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at org.eclipse.birt.report.engine.script.internal.ScriptExecutor.getInstance(ScriptExecutor.java:129) ... 64 more0 -
Hi mariane,
BIRT supports a Flat File Data Source that is really easy to use and you don't have to navigate the txt file yourself in Java. Otherwise, if you must walk over your data yourself in JAva, then have a look at the Scripted Data Source examples in the DevShare on BIRT Exchange.org. These allow you to write Java code to get your data... and then still use the BIRT designer to design the report.Warning No formatter is installed for the format ipb0 -
I need to read a txt file but I need to use it with a relative path and not the assolute path.
Has someone the solution??0 -
@jfranken said:
Create a flat file data source and select "Relative Path" for the home folder.Thanks!!
0
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