jasper report durch jsp

Question

Das folgende ist mein Code. ich will es die alreaady jrxmlFile als pdf gemacht anzuzeigen, aber ich erhalte eine execption

Connection con = null; 

try { 
    Class.forName("org.apache.derby.jdbc.ClientDriver"); 

    con = DriverManager.getConnection("jdbc:derby://localhost:1527/WPSJSP", "athif", "athif");//dbpassword 

    String jrxmlFile = "E:/web/BirthdayPie.jrxml"; 
    InputStream input = new FileInputStream(new File(jrxmlFile)); 

    JasperReport jasperReport = JasperCompileManager.compileReport(jrxmlFile); 
    JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, null, con); 

    OutputStream outStream = response.getOutputStream(); 
    JasperExportManager.exportReportToPdfStream(jasperPrint, outStream); 

    response.getOutputStream().flush(); 
    response.getOutputStream().close(); 
} catch (Exception e) { 
    e.printStackTrace(); 
} finally { 
    if (con != null) { 
     con.close(); 
    } 
} 

Stacktrace:

SEVERE: Servlet.service() for servlet [jsp] in context with path [/WPSJSP-CB006104] threw exception [javax.servlet.ServletException: java.lang.NoClassDefFoundError: org/joda/time/ReadablePartial] with root cause 
java.lang.ClassNotFoundException: org.joda.time.ReadablePartial 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1858) 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1701) 
    at java.lang.Class.forName0(Native Method) 
    at java.lang.Class.forName(Class.java:348) 
    at net.sf.jasperreports.engine.util.JRClassLoader.loadClassForRealName(JRClassLoader.java:157) 
    at net.sf.jasperreports.engine.util.JRClassLoader.loadClassForName(JRClassLoader.java:115) 
    at net.sf.jasperreports.functions.FunctionsBundle.addFunctionClass(FunctionsBundle.java:83) 
    at net.sf.jasperreports.functions.FunctionsBundle.<init>(FunctionsBundle.java:53) 
    at net.sf.jasperreports.functions.FunctionsRegistryFactory.createRegistry(FunctionsRegistryFactory.java:73) 
    at net.sf.jasperreports.extensions.DefaultExtensionsRegistry.instantiateRegistry(DefaultExtensionsRegistry.java:239) 
    at net.sf.jasperreports.extensions.DefaultExtensionsRegistry.loadRegistries(DefaultExtensionsRegistry.java:214) 
    at net.sf.jasperreports.extensions.DefaultExtensionsRegistry.loadRegistries(DefaultExtensionsRegistry.java:162) 
    at net.sf.jasperreports.extensions.DefaultExtensionsRegistry.getRegistries(DefaultExtensionsRegistry.java:133) 
    at net.sf.jasperreports.extensions.DefaultExtensionsRegistry.getExtensions(DefaultExtensionsRegistry.java:105) 
    at net.sf.jasperreports.engine.DefaultJasperReportsContext.getExtensions(DefaultJasperReportsContext.java:247) 
    at net.sf.jasperreports.engine.component.ComponentsEnvironment.findBundles(ComponentsEnvironment.java:124) 
    at net.sf.jasperreports.engine.component.ComponentsEnvironment.getCachedBundles(ComponentsEnvironment.java:114) 
    at net.sf.jasperreports.engine.component.ComponentsEnvironment.getBundles(ComponentsEnvironment.java:102) 
    at net.sf.jasperreports.engine.component.ComponentsEnvironment.getComponentBundles(ComponentsEnvironment.java:184) 
    at net.sf.jasperreports.engine.xml.JRReportSaxParserFactory.getSchemaLocations(JRReportSaxParserFactory.java:84) 

Ich forschte viel, einschließlich this, thisand this unter anderem. Bitte helfen Sie.

Answer 1

Wie Sie im stacktrace sehen:

[javax.servlet.ServletException: java.lang.NoClassDefFoundError: org/joda/time/ReadablePartial] 

müssen Sie die joda-time.jar zu Ihrem Classpath hinzuzufügen.