Java.lang.noclassdeffounderror could not initialize class - The ClientConfiguration of aws-java-sdk-osgi-1.11.26.jar is dependent of Jackson-databind.jar Jackson-databind.jar is dependent on Jackson-core.jar So it is not able to initialize ClientConfiguration. Added Import-Package importing all from jackson-core-osgi.jar in Manifest of Jackson-databind-osgi.jar. Then the issue is resolved

 
This is my hibernate util code public class HibernateUtil { private static final SessionFactory sessionFactory = buildSessionFactory(); private static SessionFactory buildSessionFactory() { .... Tik tokporn

Oct 25, 2020 · java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 I don't understand why this happens because I'm not even using Gradle! I'm using Maven as in any of my Spring Boot Projects but this problem only happens whenever I add the Spring Data Cassandra Dependency. Oct 1, 2022 · If you are working on spring MVC web application and you are trying to use JSR-303 validation annotations then you might face this exception. Exception stack trace looks like this. I have the following code that's trying to establish a connection to a remote database. It's throwing an exception, and I can't figure out why. import java.util.List; import java.util.Arr...1 posted 9 years ago Hi Harry, I have copied the bean in the right folder which is visible to my application. I think Could not initialize class xxx means it was able to access it. In case the class could not be found, it would display java.lang.NoClassDefFoundError: xxxCould not initialize class sun.awt.X11FontManager using openjdk 8 on alpine linux 6 OpenJDK 11 java.lang.ClassCastException: class sun.font.CompositeFont cannot be cast to class sun.font.PhysicalFontjava.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 I don't understand why this happens because I'm not even using Gradle! I'm using Maven as in any of my Spring Boot Projects but this problem only happens whenever I add the Spring Data Cassandra Dependency.Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers.Same goes for the name of the class inside the file. 2) Location: Make sure the WEB-INF you put the file in is the same WEB-INF used to run the server. 3) You are putting the MyClassR.class file in the classpath, and not MyClassR.java right? 4) You put the package statement at the top of the class definition.After much searching, I found several instances of this including java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7, but most are older posts on older versions of gradle and groovy or they are related to android. Here is my version info:Assuming by 'standard' you both mean Oracle, there is no difference in JSSE between Oracle and OpenJDK (and no difference in the rest of JCE except that in versions before late 2017 Oracle defaulted to the 'limited' crypto policy due to former US export rules, and you needed to add the 'unlimited policy' download, while OpenJDK ddi not).As you may see first exception that we have NPE at (Plugins.java:17) and I think it's somehow connected with ClassLoaders. I can get same issue for jUnit module also. I can get same issue for jUnit module also. May 2, 2011 · The message Could not initialize class org.hibernate.cfg.Configuration means that the JVM has already tried and failed to initialize the class org.hibernate.cfg.Configuration. The source code of the class contains the following line: Since this field is marked static, the field's value is set when the class has initialized. I think you might be missing some bootstrapping of your test class. Do you have annotations on your test case class like this? @RunWith(PowerMockRunner.class) @PrepareForTest(MyFinalClient.class) That'll get powermock to prepare the MyFinalClient class with some bytecode manipulation so that it can properly generate the mock.Jan 21, 2022 · If the exception message says "Could not initialize class...", as it does in this question, then the class does exist and can be found, but the JVM has already tried and failed to perform static initialization on the class and so gives up doing it again. – 20. Try running this code in a constructor of a servlet. System.setProperty ("java.awt.headless", "true"); or. Use this parameter in the startup script of the server: -Djava.awt.headless=true. Here is an example of this problem documented and explaned in Apache POI when you want to create a sheet with auto size columns.Aug 28, 2020 · After much searching, I found several instances of this including java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7, but most are older posts on older versions of gradle and groovy or they are related to android. Here is my version info: Jul 8, 2012 · I have the following code that's trying to establish a connection to a remote database. It's throwing an exception, and I can't figure out why. import java.util.List; import java.util.Arr... May 8, 2019 · 1 Usually it is caused by class conflict. There is multiple version of the jar used in your project,and java picked the incorrect one. You can check which version is really in dependency hierarchy by passing the artifactId. Jul 25, 2019 · I installed apache-jmeter-5.1.1 and java 1.8.0_221 (8), and was walking through the getting started guide to build a web test plan in the GUI. But when I click save to save the Test Plan I receive the below error: Uncaught Exception java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.FileDialoger. Getting java.lang.NoClassDefFoundError: Could not initialize class oracle.jdbc.OracleDriver exception Hot Network Questions Why did 1990s-2000s LCD all use 60 Hz refresh?If you are using Java 8 Update 151 (8u151) or later, also check this:. New Features New Security property to control crypto policy. This release introduces a new feature whereby the JCE jurisdiction policy files used by the JDK can be controlled via a new Security property.Oct 14, 2015 · After wasting almost one day and finding that the jar is already on my class path, i further debugged it and found that when java's reflection mechanism was trying to find a method which was already present in the "methods list" it was not able to find due to some version conflict between Jedis version (2.7.2) not compatible with Spring Data Redis (1.5.0.RELEASE), this issue has already been ... Dec 21, 2021 · Following this cause: Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.fasterxml.jackson.databind.ObjectMapper The class is there (at least I can find it manually). In my build.gradle I have these two related dependencies: Same goes for the name of the class inside the file. 2) Location: Make sure the WEB-INF you put the file in is the same WEB-INF used to run the server. 3) You are putting the MyClassR.class file in the classpath, and not MyClassR.java right? 4) You put the package statement at the top of the class definition. I am trying to migrate a project from Java8 into Java9 but I am running into the run time exception below, I tried every possible solution suggested by the Stack-overflow community and other blogs ...java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 I don't understand why this happens because I'm not even using Gradle! I'm using Maven as in any of my Spring Boot Projects but this problem only happens whenever I add the Spring Data Cassandra Dependency.Nov 9, 2022 · What Is java.lang.NoClassDefFoundError? When the Java Runtime runs a Java program, it does not load all the classes and dependencies at once. Instead, it calls upon the Java Classloader to load classes in memory as-and-when-required. While loading a class, if the Classloader cannot find the class’s definition, it throws the NoClassDefFoundError. If the exception message says "Could not initialize class...", as it does in this question, then the class does exist and can be found, but the JVM has already tried and failed to perform static initialization on the class and so gives up doing it again. –Following this cause: Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.fasterxml.jackson.databind.ObjectMapper The class is there (at least I can find it manually). In my build.gradle I have these two related dependencies:Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Removing certain elements from a list of listsJan 3, 2017 · This is possible since internal builds may live in another build environment (classpath/target platform). The most common reasons for NoClassDefFoundErrors are exceptions thrown in static initializers of referenced classes (ExceptionInInitializer as root cause) and ClassNotFoundExceptions for referenced classes. I had this issue when working on a spring-boot application. The problem was caused by hibernate-validator 6.0.11 which seems to have an erroneous dependency on javax validation-api 2.0.1.Final.Apr 4, 2021 · java.lang.NoClassDefFoundError: Could not initialize class org.jetbrains.kotlin.com.intellij.pom.java.LanguageLevel 5 Difficulties enabling Kotlin in React Native Expo with Bare Workflow 20. I'm working on XUbuntu 13.04 and developing swing applications. As I just wanted to try that application I ran into java.lang.NoClassDefFoundError: Could not initialize class java.awt.Toolkit on startup. I've found several questions about server/client vms and noticed that I have a server VM and that for Linux 64 there is no client VM anymore.Same goes for the name of the class inside the file. 2) Location: Make sure the WEB-INF you put the file in is the same WEB-INF used to run the server. 3) You are putting the MyClassR.class file in the classpath, and not MyClassR.java right? 4) You put the package statement at the top of the class definition.Jun 18, 2016 · Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Paid beta seems to have skipped large portions of my manuscript Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsCould not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itYou're probably missing some dependant library. In Eclipse you can look inside the jar file from project explorer and verify that there is a package 'org.apache.axis.client' and it contains class AxisClient. (If you're not in Eclipse then otherwise you can just unpack your jar and see that the class is there - many possibilities for that, you ...Could not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itWhat Is java.lang.NoClassDefFoundError? When the Java Runtime runs a Java program, it does not load all the classes and dependencies at once. Instead, it calls upon the Java Classloader to load classes in memory as-and-when-required. While loading a class, if the Classloader cannot find the class’s definition, it throws the NoClassDefFoundError.Aug 28, 2020 · After much searching, I found several instances of this including java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7, but most are older posts on older versions of gradle and groovy or they are related to android. Here is my version info: when i open apache-jmeter-3.1 and right click the test-plan button,it turns out to be no response and throws lists of errors in the jmeter.log as follows 2016/12/17 16:24:30 ERROR - jmeter.JMeter:37.1k 15 99 111 asked Sep 6, 2011 at 20:12 Leon 8,151 11 45 51 Is the appropriate directory structure in your jar to match the class package? – John B Sep 6, 2011 at 20:14 need to see some source, many things can cause this. for example, a 'package' statement but the file not actually residing in the corresponding path – jcomeau_ictx20. I'm working on XUbuntu 13.04 and developing swing applications. As I just wanted to try that application I ran into java.lang.NoClassDefFoundError: Could not initialize class java.awt.Toolkit on startup. I've found several questions about server/client vms and noticed that I have a server VM and that for Linux 64 there is no client VM anymore. 6. Due to the recent vulnerability found on Log4j, We were tasked to move to version >= 2.16.0. Initially, my project was using <version>1.2.17</version>. After adding the necessary dependency, and making the necessary changes, on initiating a request I get the below error: Caused by: java.lang.NoClassDefFoundError: Could not initialize class ...I could resolve the issue. The problem was the minor version of pdfbox, fontbox and jempbox were not the same. Hence the PDFFont was not initialized, because internally it needs to load the classes of fontbox also and probably there was a mismatch in the version id of the classesNov 8, 2012 · It seems Apache POI is trying to load the class org.apache.xmlbeans.XMLOptions but it cannot find this class. The message Could not initialize class SomeClass indicates that the JVM has twice tried and failed to load and statically initialize the class SomeClass. In this case, the class in question is org.apache.poi.POIXMLDocument. If you are using Java 8 Update 151 (8u151) or later, also check this:. New Features New Security property to control crypto policy. This release introduces a new feature whereby the JCE jurisdiction policy files used by the JDK can be controlled via a new Security property.2 Answers Sorted by: 1 This is an old question, but I think it deserves a better answer. There are actually two things going on here. Some time before the exception that the Question is talking about, the JVM has attempted to execute the static initialization for the AccessorFactory class.Could not initialize class sun.awt.X11FontManager using openjdk 8 on alpine linux 6 OpenJDK 11 java.lang.ClassCastException: class sun.font.CompositeFont cannot be cast to class sun.font.PhysicalFontThe setting you showed above doesn’t exist. It’s likely some sort of bug that Lucee is showing a number greater than 115% but unless you’re actually getting memory errors in your app I wouldn’t worry. That said, your app might breath a bit better if you give it more than 512MB, assuming you have it available.Nov 8, 2012 · It seems Apache POI is trying to load the class org.apache.xmlbeans.XMLOptions but it cannot find this class. The message Could not initialize class SomeClass indicates that the JVM has twice tried and failed to load and statically initialize the class SomeClass. In this case, the class in question is org.apache.poi.POIXMLDocument. Jun 18, 2020 · Prerequisites I'm trying to rewrite test written with Mockito to avoid open Kotlin classes. For that I use Annotations API as most similar to those in Mockito. In example on website I see an @InjectMockKs over TrafficSystem class without... [Solved] java.lang.NoClassDefFoundError: Could not initialize class org.hibernate.validator.engine.ConfigurationImplJul 27, 2020 · 1 Answer. You shouldn't need to import util.HibernateUtil. You may need to either declare the HibernateUtil class as static eg public static class HibernateUtils { and then using by writing HibernateUtil.doAThing (); or instantiate a HibernateUtil Object eg HibernateUtil hibUtil = new HibernateUtil (); and use hibUtil.doAThing (); instead.For ... Assuming by 'standard' you both mean Oracle, there is no difference in JSSE between Oracle and OpenJDK (and no difference in the rest of JCE except that in versions before late 2017 Oracle defaulted to the 'limited' crypto policy due to former US export rules, and you needed to add the 'unlimited policy' download, while OpenJDK ddi not).Oct 14, 2015 · After wasting almost one day and finding that the jar is already on my class path, i further debugged it and found that when java's reflection mechanism was trying to find a method which was already present in the "methods list" it was not able to find due to some version conflict between Jedis version (2.7.2) not compatible with Spring Data Redis (1.5.0.RELEASE), this issue has already been ... This is possible since internal builds may live in another build environment (classpath/target platform). The most common reasons for NoClassDefFoundErrors are exceptions thrown in static initializers of referenced classes (ExceptionInInitializer as root cause) and ClassNotFoundExceptions for referenced classes.Nov 9, 2022 · What Is java.lang.NoClassDefFoundError? When the Java Runtime runs a Java program, it does not load all the classes and dependencies at once. Instead, it calls upon the Java Classloader to load classes in memory as-and-when-required. While loading a class, if the Classloader cannot find the class’s definition, it throws the NoClassDefFoundError. 20. I'm working on XUbuntu 13.04 and developing swing applications. As I just wanted to try that application I ran into java.lang.NoClassDefFoundError: Could not initialize class java.awt.Toolkit on startup. I've found several questions about server/client vms and noticed that I have a server VM and that for Linux 64 there is no client VM anymore.If you are using Java 8 Update 151 (8u151) or later, also check this:. New Features New Security property to control crypto policy. This release introduces a new feature whereby the JCE jurisdiction policy files used by the JDK can be controlled via a new Security property.Apr 2, 2019 · NoClassDefFoundError: Could not initialize class org.apache.cxf.attachment.AttachmentUtil means that JVM failed to initialize the AttachmentUtil class.. Apache CXF 3.3.X should support JDK 11 as per FAQ. For this problem not very clear why occur. in order to fix the problem. we can manual use Security.addSecurity method to load jca or analogous component again. like BouncyCastle. now it work fine for me.20. Try running this code in a constructor of a servlet. System.setProperty ("java.awt.headless", "true"); or. Use this parameter in the startup script of the server: -Djava.awt.headless=true. Here is an example of this problem documented and explaned in Apache POI when you want to create a sheet with auto size columns.Mar 14, 2018 · java.lang.NoClassDefFoundError: Could not initialize class org.apache.pdfbox.pdmodel.font.PDFont. For other file extensions it works fine. Things I have tried out dependencies in apache-tika module.xml to PDFbox Explicitly loaded org.apache.pdfbox from standalone.xml The message Could not initialize class org.hibernate.cfg.Configuration means that the JVM has already tried and failed to initialize the class org.hibernate.cfg.Configuration. The source code of the class contains the following line: Since this field is marked static, the field's value is set when the class has initialized.There is a solution to this problem (Cassandra Startup failure on ARM64 machine (java.lang.NoClassDefFoundError: Could not initialize class com.sun.jna.Native)), Soultion suggests changes in cassandra-env.sh. I tried it but it is not working for me. I checked with these options (separately) in cassandra-env.shTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsI'm trying to connect to a Apache Ignite server with Apache Ignite built-in tool, SQLLine. I get the error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.ignite.IgniteJdbcThinDriver. Background. I have Apache Ignite running in a container and CentOS7 running in another container.Apr 2, 2019 · NoClassDefFoundError: Could not initialize class org.apache.cxf.attachment.AttachmentUtil means that JVM failed to initialize the AttachmentUtil class.. Apache CXF 3.3.X should support JDK 11 as per FAQ. For me the issue was due to the fact that in my pom.xml Java 13 was mentioned, on the server machine java 17 was installed. So updated server java version to be what it is in pom.xml If you have multiple versions of JDK on Linux please use this command to choose the correct oneI'm trying to connect to a Apache Ignite server with Apache Ignite built-in tool, SQLLine. I get the error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.ignite.IgniteJdbcThinDriver. Background. I have Apache Ignite running in a container and CentOS7 running in another container.You're probably missing some dependant library. In Eclipse you can look inside the jar file from project explorer and verify that there is a package 'org.apache.axis.client' and it contains class AxisClient. (If you're not in Eclipse then otherwise you can just unpack your jar and see that the class is there - many possibilities for that, you ... Dec 21, 2021 · Following this cause: Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.fasterxml.jackson.databind.ObjectMapper The class is there (at least I can find it manually). In my build.gradle I have these two related dependencies: Oct 25, 2020 · java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 I don't understand why this happens because I'm not even using Gradle! I'm using Maven as in any of my Spring Boot Projects but this problem only happens whenever I add the Spring Data Cassandra Dependency. Feb 19, 2013 · This is my hibernate util code public class HibernateUtil { private static final SessionFactory sessionFactory = buildSessionFactory(); private static SessionFactory buildSessionFactory() { ... I have the following code that's trying to establish a connection to a remote database. It's throwing an exception, and I can't figure out why. import java.util.List; import java.util.Arr...Could not initialize class .....javax.xml.transform.FactoryFinder (in our case). In the article, where we found the solution, it was the class SessionFactory. Class Under Test. We wanted to write a test for a utils class with static members. Could not initialize class com.sun.xml.internal.ws.fault.SOAPFaultBuilder java.lang.NoClassDefFoundError: Could not initialize class com.sun.xml.internal.ws.fault.SOAPFaultBuilder And my understanding was our client received a SOAP Fault from the server and it's missing some jar file.May 8, 2019 · 1 Usually it is caused by class conflict. There is multiple version of the jar used in your project,and java picked the incorrect one. You can check which version is really in dependency hierarchy by passing the artifactId. 2 Answers Sorted by: 1 This is an old question, but I think it deserves a better answer. There are actually two things going on here. Some time before the exception that the Question is talking about, the JVM has attempted to execute the static initialization for the AccessorFactory class. [Solved] java.lang.NoClassDefFoundError: Could not initialize class org.hibernate.validator.engine.ConfigurationImplAs you may see first exception that we have NPE at (Plugins.java:17) and I think it's somehow connected with ClassLoaders. I can get same issue for jUnit module also. I can get same issue for jUnit module also.If this specific jar doesn't suit you, there are a few others where chis class could be found. If you use Eclipse, there is a handy tool that allows you to see what jars contain the class you need, and this way you can see what makes most sense given what you are doing. Under Mac, you can press CMD+Shift+T and enter the class name. Hope this helps.Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams4 Answers. This problem is caused by not including the asm dependencies that cglib has. Solution 1: Add the correct versions of asm and asm-util to your classpath. Solution 2: Use the cglib-nodep version (which includes both asm dependencies). I can't thank you enough for your valuable answer for the problem.

Could not initialize class .....javax.xml.transform.FactoryFinder (in our case). In the article, where we found the solution, it was the class SessionFactory. Class Under Test. We wanted to write a test for a utils class with static members.. Step aunt porn

java.lang.noclassdeffounderror could not initialize class

Glassfish 5 will not start after enable-secure-admin command 2 java.lang.NoSuchMethodError: sun.security.ssl.SSLSessionImpl.<init> in Spring, Hibernate and JSF project running on Glassfish with Java 8Could not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itOct 29, 2021 · 5 Answers. I think you might be using the wrong version of Java. From the doc: Spark runs on Java 8/11, Scala 2.12, Python 3.6+ and R 3.5+. Python 3.6 support is deprecated as of Spark 3.2.0. Java 8 prior to version 8u201 support is deprecated as of Spark 3.2.0. For the Scala API, Spark 3.2.0 uses Scala 2.12. Could not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itCould not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itMar 8, 2020 · I'm trying to run tests in a legacy Java project and I get this error: java.lang.NoClassDefFoundError: Could not initialize class org.powermock.modules.junit4.rule.PowerMockRule The code that is causing the issue is like that: @Rule public PowerMockRule rule = new PowerMockRule(); And the PowerMock version is 1.5.6 Could not initialize class .....javax.xml.transform.FactoryFinder (in our case). In the article, where we found the solution, it was the class SessionFactory. Class Under Test. We wanted to write a test for a utils class with static members. Jan 6, 2020 · 1. That is almost certainly not the complete stack trace. Either that stack trace or an earlier one in the log file will tell you what caused the initialization of sun.awt.X11.XToolkit to fail. However, I'd hazard a guess that the root cause is that the JVM running the web countainer is "headless"; i.e. it doesn't have an accessible display. Apr 4, 2021 · java.lang.NoClassDefFoundError: Could not initialize class org.jetbrains.kotlin.com.intellij.pom.java.LanguageLevel 5 Difficulties enabling Kotlin in React Native Expo with Bare Workflow Feb 20, 2013 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Oct 1, 2022 · If you are working on spring MVC web application and you are trying to use JSR-303 validation annotations then you might face this exception. Exception stack trace looks like this. Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsNov 26, 2013 · Weblogic Start Failed java.lang.NoClassDefFoundError: weblogic/Server Hot Network Questions What are the conditions necessary for a programming language to have no undefined behavior? Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Paid beta seems to have skipped large portions of my manuscript37.1k 15 99 111 asked Sep 6, 2011 at 20:12 Leon 8,151 11 45 51 Is the appropriate directory structure in your jar to match the class package? – John B Sep 6, 2011 at 20:14 need to see some source, many things can cause this. for example, a 'package' statement but the file not actually residing in the corresponding path – jcomeau_ictx I'm trying to connect to a Apache Ignite server with Apache Ignite built-in tool, SQLLine. I get the error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.ignite.IgniteJdbcThinDriver. Background. I have Apache Ignite running in a container and CentOS7 running in another container.You're probably missing some dependant library. In Eclipse you can look inside the jar file from project explorer and verify that there is a package 'org.apache.axis.client' and it contains class AxisClient. (If you're not in Eclipse then otherwise you can just unpack your jar and see that the class is there - many possibilities for that, you ....

Popular Topics