Maven Surefire中的类加载和分叉异常（org.apache.Maven.Surefire.testset.TestSetFailedException:java.lang.NullPointerException）
我试图通过嵌入式jetty服务器和apache wink REST客户端在我的scim REST服务器实现上运行集成测试，但未能运行测试。这是我的EmbeddedServerBase类Maven Surefire中的类加载和分叉异常（org.apache.Maven.Surefire.testset.TestSetFailedException:java.lang.NullPointerException）,java,jetty,classloader,fork,maven-surefire-plugin,Java,Jetty,Classloader,Fork,Maven Surefire Plugin,我试图通过嵌入式jetty服务器和apache wink REST客户端在我的scim REST服务器实现上运行集成测试，但未能运行测试。这是我的EmbeddedServerBase类 package org.picketlink.test.scim; import java.net.URL; import org.eclipse.jetty.server.Connector; import org.eclipse.jetty.server.Server; import org.eclips
package org.picketlink.test.scim;
import java.net.URL;
import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.bio.SocketConnector;
import org.eclipse.jetty.servlet.FilterHolder;
import org.eclipse.jetty.servlet.FilterMapping;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.webapp.WebAppContext;
import org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher;
import org.junit.After;
import org.junit.Before;
import org.picketlink.scim.PicketLinkSCIMApplication;
public class EmbeddedWebServerBase {
protected Server server = null;
@Before
public void setUp() throws Exception {
// Start the Jetty embedded container
server = new Server();
server.setConnectors(getConnectors());
this.establishUserApps();
server.start();
}
@After
public void tearDown() throws Exception {
if (server != null) {
server.stop();
try {
server.destroy();
} catch (Exception e) {
//Don't bother
}
server = null;
}
}
/**
* Return the connectors that need to be configured on the server. Subclasses can create as many connectors as they want
*
* @return
*/
protected Connector[] getConnectors() {
Connector connector = new SocketConnector();
connector.setPort(11080);
return new Connector[] { connector };
}
/**
* Establish the user applications - context, servlets etc
*/
protected void establishUserApps() {
ClassLoader tcl = Thread.currentThread().getContextClassLoader();
if (tcl == null) {
tcl = getClass().getClassLoader();
}
final String WEBAPPDIR = "scim";
final String CONTEXTPATH = "/*";
// for localhost:port/admin/index.html and whatever else is in the webapp directory
final URL warUrl = tcl.getResource(WEBAPPDIR);
final String warUrlString = warUrl.toExternalForm();
WebAppContext context = createWebApp(CONTEXTPATH, warUrlString);
context.setClassLoader(getClass().getClassLoader());
context.setExtraClasspath(warUrlString + "/..");
context.setConfigurationClasses(new String[] { "org.eclipse.jetty.webapp.WebInfConfiguration",
"org.eclipse.jetty.webapp.WebXmlConfiguration", "org.eclipse.jetty.webapp.MetaInfConfiguration",
"org.eclipse.jetty.webapp.FragmentConfiguration", "org.eclipse.jetty.plus.webapp.EnvConfiguration",
//"org.eclipse.jetty.plus.webapp.PlusConfiguration",
"org.eclipse.jetty.webapp.JettyWebXmlConfiguration", "org.eclipse.jetty.webapp.TagLibConfiguration" });
context.setContextPath("/");
ServletHolder servletHolder = new ServletHolder(new HttpServletDispatcher());
servletHolder.setInitParameter("javax.ws.rs.Application", PicketLinkSCIMApplication.class.getName());
context.addServlet(servletHolder, "/*");
server.setHandler(context);
}
protected FilterMapping createFilterMapping(String pathSpec, FilterHolder filterHolder) {
FilterMapping filterMapping = new FilterMapping();
filterMapping.setPathSpec(pathSpec);
filterMapping.setFilterName(filterHolder.getName());
return filterMapping;
}
protected WebAppContext createWebApp(String contextPath, String warURLString) {
WebAppContext webapp = new WebAppContext();
webapp.setContextPath(contextPath);
webapp.setWar(warURLString);
Thread.currentThread().setContextClassLoader(webapp.getClassLoader());
return webapp;
}
}
package org.picketlink.scim.restful.client.test;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.picketlink.scim.core.entities.ObjectFactory;
import org.picketlink.scim.restful.client.Client;
import org.picketlink.scim.restful.client.Tests;
import org.picketlink.test.scim.EmbeddedWebServerBase;
public class CrudTest extends EmbeddedWebServerBase {
private Client client = null;
private ObjectFactory factory = null;
@Before
public void onBefore() {
// create a client to send the user/group crud requests
client = new Client("http://localhost:11080/scim", "matt", "password");
// create an object factory to create the user/group objects
factory = new ObjectFactory();
}
@Test
public void testBasicCrud() {
// test the create user functionality
String gid = Tests.createGroupTest(client, factory);
}
}
-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running org.picketlink.scim.restful.client.test.CrudTest
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
Tests run: 0, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.432 sec - in org.picketlink.scim.restful.client.test.CrudTest
Results :
Tests run: 0, Failures: 0, Errors: 0, Skipped: 0
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 12.954s
[INFO] Finished at: Fri Sep 26 00:22:46 IST 2014
[INFO] Final Memory: 28M/299M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project picketlink-rest: ExecutionException: java.lang.RuntimeException: There was an error in the forked process
[ERROR] org.apache.maven.surefire.testset.TestSetFailedException: java.lang.NullPointerException
[ERROR] at org.apache.maven.surefire.common.junit4.JUnit4RunListener.rethrowAnyTestMechanismFailures(JUnit4RunListener.java:206)
[ERROR] at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:129)
[ERROR] at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
[ERROR] at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
[ERROR] at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
[ERROR] Caused by: java.lang.NullPointerException
[ERROR] at org.apache.maven.surefire.report.SmartStackTraceParser.getClass(SmartStackTraceParser.java:67)
[ERROR] at org.apache.maven.surefire.report.SmartStackTraceParser.<init>(SmartStackTraceParser.java:57)
[ERROR] at org.apache.maven.surefire.common.junit4.JUnit4StackTraceWriter.smartTrimmedStackTrace(JUnit4StackTraceWriter.java:77)
[ERROR] at org.apache.maven.surefire.booter.ForkingRunListener.encode(ForkingRunListener.java:328)
[ERROR] at org.apache.maven.surefire.booter.ForkingRunListener.encode(ForkingRunListener.java:312)
[ERROR] at org.apache.maven.surefire.booter.ForkingRunListener.toString(ForkingRunListener.java:258)
[ERROR] at org.apache.maven.surefire.booter.ForkingRunListener.testError(ForkingRunListener.java:132)
[ERROR] at org.apache.maven.surefire.common.junit4.JUnit4RunListener.testFailure(JUnit4RunListener.java:114)
[ERROR] at org.junit.runner.notification.RunNotifier$4.notifyListener(RunNotifier.java:100)
[ERROR] at org.junit.runner.notification.RunNotifier$SafeNotifier.run(RunNotifier.java:41)
[ERROR] at org.junit.runner.notification.RunNotifier.fireTestFailure(RunNotifier.java:97)
[ERROR] at org.junit.internal.runners.model.EachTestNotifier.addFailure(EachTestNotifier.java:26)
[ERROR] at org.junit.internal.runners.model.EachTestNotifier.addMultipleFailureException(EachTestNotifier.java:33)
[ERROR] at org.junit.internal.runners.model.EachTestNotifier.addFailure(EachTestNotifier.java:24)
[ERROR] at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:267)
[ERROR] at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
[ERROR] at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
[ERROR] at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
[ERROR] at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
[ERROR] at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
[ERROR] at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
[ERROR] at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
[ERROR] at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
[ERROR] at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
[ERROR] at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
[ERROR] at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
[ERROR] ... 3 more
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
-------------------------------------------------------
T T S T S
-------------------------------------------------------
运行org.picketlink.scim.restful.client.test.CrudTest
SLF4J:未能加载类“org.SLF4J.impl.StaticLoggerBinder”。
SLF4J:默认为无操作（NOP）记录器实现
SLF4J：参见http://www.slf4j.org/codes.html#StaticLoggerBinder 详情请参阅。
测试运行：0，失败：0，错误：0，跳过：0，运行时间：0.432秒-在org.picketlink.scim.restful.client.test.CrudTest中
结果：
测试运行：0，失败：0，错误：0，跳过：0
[信息]------------------------------------------------------------------------
[信息]生成失败
[信息]------------------------------------------------------------------------
[信息]总时间：12.954s
[信息]完成时间：2014年9月26日星期五00:22:46
[信息]最终内存：28M/299M
[信息]------------------------------------------------------------------------
[错误]无法在项目picketlink上执行目标org.apache.maven.plugins:maven surefire插件：2.17:test（默认测试）：rest:ExecutionException:java.lang.RuntimeException:分叉过程中出错
[错误]org.apache.maven.surefire.testset.TestSetFailedException:java.lang.NullPointerException
[错误]位于org.apache.maven.surefire.common.junit4.JUnit4RunListener.rethrowAnyTestMechanismFailures（JUnit4RunListener.java:206）
[错误]位于org.apache.maven.surefire.junit4.JUnit4Provider.invoke（JUnit4Provider.java:129）
[错误]位于org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader（ForkedBooter.java:200）
[错误]位于org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess（ForkedBooter.java:153）
[错误]位于org.apache.maven.surefire.booter.ForkedBooter.main（ForkedBooter.java:103）
[错误]由以下原因引起：java.lang.NullPointerException
[错误]位于org.apache.maven.surefire.report.SmartStackTraceParser.getClass（SmartStackTraceParser.java:67）
[错误]位于org.apache.maven.surefire.report.SmartStackTraceParser。（SmartStackTraceParser.java:57）
[错误]位于org.apache.maven.surefire.common.junit4.JUnit4StackTraceWriter.smartTrimmedStackTrace（JUnit4StackTraceWriter.java:77）
[错误]位于org.apache.maven.surefire.booter.ForkingRunListener.encode（ForkingRunListener.java:328）
[错误]位于org.apache.maven.surefire.booter.ForkingRunListener.encode（ForkingRunListener.java:312）
[错误]位于org.apache.maven.surefire.booter.ForkingRunListener.toString（ForkingRunListener.java:258）
[错误]位于org.apache.maven.surefire.booter.ForkingRunListener.testError（ForkingRunListener.java:132）
[错误]位于org.apache.maven.surefire.common.junit4.JUnit4RunListener.testFailure（JUnit4RunListener.java:114）
[错误]位于org.junit.runner.notification.RunNotifier$4.notifyListener（RunNotifier.java:100）
[错误]位于org.junit.runner.notification.RunNotifier$SafeNotifier.run（RunNotifier.java:41）
[错误]位于org.junit.runner.notification.RunNotifier.fireTestFailure（RunNotifier.java:97）
[错误]位于org.junit.internal.runners.model.EachTestNotifier.addFailure（EachTestNotifier.java:26）
[错误]位于org.junit.internal.runners.model.EachTestNotifier.addMultipleFailureException（EachTestNotifier.java:33）
[错误]位于org.junit.internal.runners.model.EachTestNotifier.addFailure（EachTestNotifier.java:24）
[错误]位于org.junit.runners.ParentRunner.runLeaf（ParentRunner.java:267）
[错误]位于org.junit.runners.BlockJUnit4ClassRunner.runChild（BlockJUnit4ClassRunner.java:68）
[错误]位于org.junit.runners.BlockJUnit4ClassRunner.runChild（BlockJUnit4ClassRunner.java:47）
[错误]位于org.junit.runners.ParentRunner$3.run（ParentRunner.java:231）
[错误]位于org.junit.runners.ParentRunner$1.schedule（ParentRunner.java:60）
[错误]位于org.junit.runners.ParentRunner.runChildren（ParentRunner.java:229）
[错误]位于org.junit.runners.ParentRunner.access$000（ParentRunner.java:50）
[错误]位于org.junit.runners.ParentRunner$2.evaluate（ParentRunner.java:222）
[错误]位于org.junit.runners.ParentRunner.run（ParentRunner.java:300）
[错误]位于org.apache.maven.surefire.junit4.JUnit4Provider.execute（JUnit4Provider.java:264）
[错误]位于org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet（JUnit4Provider.java:153）
[错误]位于org.apache.maven.surefire.junit4.JUnit4Provider.invoke（JUnit4Provider.java:124）
[错误]。。。3个以上
[错误]->[帮助1]
[错误]
[错误]要查看错误的完整堆栈跟踪，请使用-e开关重新运行Maven。
[错误]使用-X开关重新运行Maven以启用完整调试日志记录。
[错误]
[错误]有关错误和可能的解决方案的更多信息，请阅读以下文章：
[错误][帮助1]http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.