【POI xls】解析xls遇到的问题

问题1：Package should contain a content type part

 org.apache.poi.POIXMLException: org.apache.poi.openxml4j.exceptions.InvalidFormatException: Package should contain a content type part [M1.13]

     at org.apache.poi.util.PackageHelper.open(PackageHelper.java:39)

     at org.apache.poi.xssf.usermodel.XSSFWorkbook.<init>(XSSFWorkbook.java:274)

     at com.agen.test1.SecondTest.test2(SecondTest.java:33)

     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

     at java.lang.reflect.Method.invoke(Method.java:606)

     at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)

     at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)

     at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)

     at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)

     at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)

     at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)

     at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)

     at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)

     at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)

     at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)

     at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)

     at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)

     at org.junit.runners.ParentRunner.run(ParentRunner.java:363)

     at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)

     at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)

 Caused by: org.apache.poi.openxml4j.exceptions.InvalidFormatException: Package should contain a content type part [M1.13]

     at org.apache.poi.openxml4j.opc.ZipPackage.getPartsImpl(ZipPackage.java:197)

     at org.apache.poi.openxml4j.opc.OPCPackage.getParts(OPCPackage.java:696)

     at org.apache.poi.openxml4j.opc.OPCPackage.open(OPCPackage.java:280)

     at org.apache.poi.util.PackageHelper.open(PackageHelper.java:37)

     ... 25 more

解决方法：

问题2：Cannot get a text value from a numeric cell

 java.lang.IllegalStateException: Cannot get a text value from a numeric cell

     at org.apache.poi.hssf.usermodel.HSSFCell.typeMismatch(HSSFCell.java:640)

     at org.apache.poi.hssf.usermodel.HSSFCell.getRichStringCellValue(HSSFCell.java:717)

     at org.apache.poi.hssf.usermodel.HSSFCell.getStringCellValue(HSSFCell.java:700)

     at com.agen.test1.SecondTest.test2(SecondTest.java:52)

     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

     at java.lang.reflect.Method.invoke(Method.java:606)

     at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)

     at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)

     at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)

     at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)

     at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)

     at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)

     at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)

     at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)

     at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)

     at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)

     at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)

     at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)

     at org.junit.runners.ParentRunner.run(ParentRunner.java:363)

     at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)

     at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)

     at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)

解决方法：

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