问题1：Package should contain a content type part
1 org.apache.poi.POIXMLException: org.apache.poi.openxml4j.exceptions.InvalidFormatException: Package should contain a content type part [M1.13] 2 at org.apache.poi.util.PackageHelper.open(PackageHelper.java:39) 3 at org.apache.poi.xssf.usermodel.XSSFWorkbook.<init>(XSSFWorkbook.java:274) 4 at com.agen.test1.SecondTest.test2(SecondTest.java:33) 5 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 6 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) 7 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 8 at java.lang.reflect.Method.invoke(Method.java:606) 9 at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) 10 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) 11 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) 12 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) 13 at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) 14 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) 15 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) 16 at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) 17 at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) 18 at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) 19 at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) 20 at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) 21 at org.junit.runners.ParentRunner.run(ParentRunner.java:363) 22 at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) 23 at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) 24 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459) 25 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675) 26 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382) 27 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192) 28 Caused by: org.apache.poi.openxml4j.exceptions.InvalidFormatException: Package should contain a content type part [M1.13] 29 at org.apache.poi.openxml4j.opc.ZipPackage.getPartsImpl(ZipPackage.java:197) 30 at org.apache.poi.openxml4j.opc.OPCPackage.getParts(OPCPackage.java:696) 31 at org.apache.poi.openxml4j.opc.OPCPackage.open(OPCPackage.java:280) 32 at org.apache.poi.util.PackageHelper.open(PackageHelper.java:37) 33 ... 25 more
解决方法：
问题2：Cannot get a text value from a numeric cell
1 java.lang.IllegalStateException: Cannot get a text value from a numeric cell 2 at org.apache.poi.hssf.usermodel.HSSFCell.typeMismatch(HSSFCell.java:640) 3 at org.apache.poi.hssf.usermodel.HSSFCell.getRichStringCellValue(HSSFCell.java:717) 4 at org.apache.poi.hssf.usermodel.HSSFCell.getStringCellValue(HSSFCell.java:700) 5 at com.agen.test1.SecondTest.test2(SecondTest.java:52) 6 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 7 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) 8 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 9 at java.lang.reflect.Method.invoke(Method.java:606) 10 at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) 11 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) 12 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) 13 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) 14 at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) 15 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) 16 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) 17 at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) 18 at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) 19 at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) 20 at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) 21 at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) 22 at org.junit.runners.ParentRunner.run(ParentRunner.java:363) 23 at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) 24 at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) 25 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459) 26 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675) 27 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382) 28 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
解决方法：
