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java.lang.NullPointerException: 	at java.lang.StringBuilder.(	at	at	at	at	at	at	at	at	at	at	at	at com.test.SoTimeoutTest.testSoTimeout(	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(	at sun.reflect.DelegatingMethodAccessorImpl.invoke(	at java.lang.reflect.Method.invoke(	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(	at	at org.junit.runners.model.FrameworkMethod.invokeExplosively(	at org.junit.internal.runners.statements.InvokeMethod.evaluate(	at org.junit.runners.ParentRunner.runLeaf(	at org.junit.runners.BlockJUnit4ClassRunner.runChild(	at org.junit.runners.BlockJUnit4ClassRunner.runChild(	at org.junit.runners.ParentRunner$	at org.junit.runners.ParentRunner$1.schedule(	at org.junit.runners.ParentRunner.runChildren(	at org.junit.runners.ParentRunner.access$000(	at org.junit.runners.ParentRunner$2.evaluate(	at	at	at	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(	at	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(