SAX2 driver class org.apache.xerces.parsers.SAXParser not found:

今天測試jdom將string轉成xml，加載完jdom jar 包之後，運行報錯，

D:\Java\jdk1.7.0_80\bin\java -ea -Didea.test.cyclic.buffer.size=1048576 "-javaagent:D:\Program Files\IntelliJ IDEA 2017.3.3\lib\idea_rt.jar=53560:D:\Program Files\IntelliJ IDEA 2017.3.3\bin" -Dfile.encoding=GBK -classpath "D:\Program Files\IntelliJ IDEA 2017.3.3\lib\idea_rt.jar;D:\Program Files\IntelliJ IDEA 2017.3.3\plugins\junit\lib\junit-rt.jar;D:\Program Files\IntelliJ IDEA 2017.3.3\plugins\junit\lib\junit5-rt.jar;D:\Java\jdk1.7.0_80\jre\lib\charsets.jar;D:\Java\jdk1.7.0_80\jre\lib\deploy.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\access-bridge-64.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\dnsns.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\jaccess.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\localedata.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\sunec.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\sunjce_provider.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\sunmscapi.jar;D:\Java\jdk1.7.0_80\jre\lib\ext\zipfs.jar;D:\Java\jdk1.7.0_80\jre\lib\javaws.jar;D:\Java\jdk1.7.0_80\jre\lib\jce.jar;D:\Java\jdk1.7.0_80\jre\lib\jfr.jar;D:\Java\jdk1.7.0_80\jre\lib\jfxrt.jar;D:\Java\jdk1.7.0_80\jre\lib\jsse.jar;D:\Java\jdk1.7.0_80\jre\lib\management-agent.jar;D:\Java\jdk1.7.0_80\jre\lib\plugin.jar;D:\Java\jdk1.7.0_80\jre\lib\resources.jar;D:\Java\jdk1.7.0_80\jre\lib\rt.jar;E:\workspace\midplatcommon10j14jdom09_src\target\test-classes;E:\workspace\midplatcommon10j14jdom09_src\target\classes;D:\apache-maven-3.3.3\repo\com\sinosoft\lis\jdom\1.0\jdom-1.0.jar;D:\apache-maven-3.3.3\repo\log4j\log4j\1.2.17\log4j-1.2.17.jar;D:\apache-maven-3.3.3\repo\junit\junit\4.12\junit-4.12.jar;D:\apache-maven-3.3.3\repo\org\hamcrest\hamcrest-core\1.3\hamcrest-core-1.3.jar" com.intellij.rt.execution.junit.JUnitStarter -ideVersion5 com.sinosoft.midplat.common.JdomUtilTest,build

org.jdom.JDOMException: SAX2 driver class org.apache.xerces.parsers.SAXParser not found: SAX2 driver class org.apache.xerces.parsers.SAXParser not found
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:323)
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:411)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:35)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:25)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:15)
at com.sinosoft.midplat.common.JdomUtilTest.build(JdomUtilTest.java:23)
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$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Root cause: org.xml.sax.SAXException: SAX2 driver class org.apache.xerces.parsers.SAXParser not found
java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser
at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:230)
at org.xml.sax.helpers.XMLReaderFactory.createXMLReader(XMLReaderFactory.java:221)
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:237)
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:411)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:35)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:25)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:15)
at com.sinosoft.midplat.common.JdomUtilTest.build(JdomUtilTest.java:23)
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$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at org.xml.sax.helpers.NewInstance.newInstance(NewInstance.java:82)
at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:228)
... 29 more
Root cause: org.xml.sax.SAXException: SAX2 driver class org.apache.xerces.parsers.SAXParser not found
java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser
at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:230)
at org.xml.sax.helpers.XMLReaderFactory.createXMLReader(XMLReaderFactory.java:221)
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:237)
at org.jdom.input.SAXBuilder.build(SAXBuilder.java:411)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:35)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:25)
at com.sinosoft.midplat.common.JdomUtil.build(JdomUtil.java:15)
at com.sinosoft.midplat.common.JdomUtilTest.build(JdomUtilTest.java:23)
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$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at org.xml.sax.helpers.NewInstance.newInstance(NewInstance.java:82)
at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:228)
... 29 more
[0x7FEF97AEFF7] ANOMALY: use of REX.w is meaningless (default operand size is 64)
[0x7FEF97AF970] ANOMALY: meaningless REX prefix used

Process finished with exit code 0

最後找到問題是我少引用一個jar包：xercesImpl.jar.。引入就好了。很簡單問題啦！！