DocumentBuilderFactory dbf=DocumentBuilderFactory.newInstance();
DocumentBuilder db=dbf.newDocumentBuilder();
File fl=new File("d:/xml/userdatabase.xml");
doc =db.parse(fl);
Element root=(Element)doc.getElementsByTagName("database").item(0);
NodeList nl=root.getElementsByTagName("user");上述第四行,报这个错,D盘下的文件是存在的 ,不解 ?请高手指点
Exception in thread "main" java.io.FileNotFoundException: d:\xml\userdatabase.xml (指定されたファイルが見つかりません。)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:106)
at java.io.FileInputStream.<init>(FileInputStream.java:66)
at sun.net.www.protocol.file.FileURLConnection.connect(FileURLConnection.java:70)
at sun.net.www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:161)
at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(XMLEntityManager.java:973)
at com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion(XMLVersionDetector.java:184)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:798)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:148)
at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(DOMParser.java:250)
at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:292)
at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:172)
at com.wish.Removexmlonenode.RemoveOne(Removexmlonenode.java:31)
at com.wish.Removexmlonenode.main(Removexmlonenode.java:50)
DocumentBuilder db=dbf.newDocumentBuilder();
File fl=new File("d:/xml/userdatabase.xml");
doc =db.parse(fl);
Element root=(Element)doc.getElementsByTagName("database").item(0);
NodeList nl=root.getElementsByTagName("user");上述第四行,报这个错,D盘下的文件是存在的 ,不解 ?请高手指点
Exception in thread "main" java.io.FileNotFoundException: d:\xml\userdatabase.xml (指定されたファイルが見つかりません。)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:106)
at java.io.FileInputStream.<init>(FileInputStream.java:66)
at sun.net.www.protocol.file.FileURLConnection.connect(FileURLConnection.java:70)
at sun.net.www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:161)
at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(XMLEntityManager.java:973)
at com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion(XMLVersionDetector.java:184)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:798)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:148)
at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(DOMParser.java:250)
at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:292)
at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:172)
at com.wish.Removexmlonenode.RemoveOne(Removexmlonenode.java:31)
at com.wish.Removexmlonenode.main(Removexmlonenode.java:50)
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"d:/xml/userdatabase.xml" 改成 "d:\\xml\\userdatabase.xml"其实意思一样,lz试一下