为什么xml文件在使用java将字符串附加到文件的开头和结尾后不能正确对齐?
我已经在XML文件的开头和结尾添加了字符串。但是在得到结果后,对齐方式不正确 我的XML文件:为什么xml文件在使用java将字符串附加到文件的开头和结尾后不能正确对齐?,java,xml,file,dom,Java,Xml,File,Dom,我已经在XML文件的开头和结尾添加了字符串。但是在得到结果后,对齐方式不正确 我的XML文件: import java.io.File; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.Reader; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Reader;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;
import org.xml.sax.SAXException;
import com.google.common.io.Resources;
import java.io.StringReader;
import java.io.StringWriter;
import java.net.URL;
import java.nio.charset.Charset;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerFactoryConfigurationError;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
public class ModifyXMLFile {
public static void main(String args[]) {
try {
// Point the file directory path here
String directory = "C:\\Users\\n444479\\Desktop\\SA";
int test = new File("C:\\Users\\n444479\\Desktop\\SA").listFiles().length;
File[] files = new File(directory).listFiles();
// Loop the file to run all the XML files
for (int j = 0; j < test; j++) {
System.out.println(files[j]);
String filepathext = files[j].toString();
DocumentBuilderFactory docFactory = DocumentBuilderFactory
.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document doc = docBuilder.parse(filepathext);
/*
// XML file update starts here
// 1.Add the attribute element with value between the two XML
// Child elements
NodeList nodes = doc.getElementsByTagName("dummySegmentOne");
Text a = doc.createTextNode("value"); Element p =
doc.createElement("newNode"); p.appendChild(a);
nodes.item(0).getParentNode().insertBefore(p, nodes.item(0));
// 2.Add the attribute element without value between the two XML
// Child elements
NodeList nodesa =
doc.getElementsByTagName("customerLevelRegDocs"); Element q =
doc.createElement("dummySegmentOne");
nodesa.item(0).getParentNode().insertBefore(q,
nodesa.item(0));
// 3.Rename the element in parent and child both using the JAXP
// Parser
*/
// XSLT File:
String xsltResource = "C:\\Users\\n444479\\Desktop\\AB\\test.xml";
StringWriter xmlResultResource = new StringWriter();
Transformer xmlTransformer = TransformerFactory.newInstance().newTransformer(
new StreamSource(new File(xsltResource)));
xmlTransformer.transform(new StreamSource(new File(filepathext)),new StreamResult(xmlResultResource));
// XML file update end here
// write the content into XML file
TransformerFactory transformerFactory = TransformerFactory
.newInstance();
Transformer transformer = transformerFactory.newTransformer();
DOMSource source = new DOMSource(doc);
StreamResult result = new StreamResult(new String(filepathext));
transformer.transform(source, result);
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
// Successful output once get it "Done"
String output = xmlResultResource.getBuffer().toString();
// Writing the transformed XML to a file
FileWriter fileWriter = new FileWriter(filepathext);
fileWriter.write(output);
fileWriter.close();
System.out.println("Done");
}
}
// Exception handling
catch (ParserConfigurationException pce) {
pce.printStackTrace();
} catch (TransformerException tfe) {
tfe.printStackTrace();
} catch (IOException ioe) {
ioe.printStackTrace();
} catch (SAXException sae) {
sae.printStackTrace();
}
}
}
导入java.io.File;
导入java.io.FileReader;
导入java.io.FileWriter;
导入java.io.IOException;
导入java.io.Reader;
导入javax.xml.parsers.DocumentBuilder;
导入javax.xml.parsers.DocumentBuilderFactory;
导入javax.xml.parsers.parserConfiguration异常;
导入javax.xml.transform.Transformer;
导入javax.xml.transform.TransformerException;
导入javax.xml.transform.TransformerFactory;
导入javax.xml.transform.dom.DOMSource;
导入javax.xml.transform.stream.StreamResult;
导入org.w3c.dom.Document;
导入org.w3c.dom.Element;
导入org.w3c.dom.NamedNodeMap;
导入org.w3c.dom.Node;
导入org.w3c.dom.NodeList;
导入org.w3c.dom.Text;
导入org.xml.sax.SAXException;
导入com.google.common.io.Resources;
导入java.io.StringReader;
导入java.io.StringWriter;
导入java.net.URL;
导入java.nio.charset.charset;
导入javax.xml.transform.OutputKeys;
导入javax.xml.transform.Transformer;
导入javax.xml.transform.TransformerException;
导入javax.xml.transform.TransformerFactory;
导入javax.xml.transform.TransformerFactoryConfigurationError;
导入javax.xml.transform.stream.StreamResult;
导入javax.xml.transform.stream.StreamSource;
公共类ModifyXMLFile{
公共静态void main(字符串参数[]){
试一试{
//将文件目录路径指向此处
String directory=“C:\\Users\\n444479\\Desktop\\SA”;
int test=新文件(“C:\\Users\\n444479\\Desktop\\SA”).listFiles().length;
File[]files=新文件(目录).listFiles();
//循环文件以运行所有XML文件
对于(int j=0;j
程序执行后,字符串将正确追加,但XML文件对齐方式已更改
我得到的输出如下
<?xml version="1.0" encoding="UTF-8"?>{% from lxml import etree %}{% from StringIO import StringIO %}{% set tree = parse_xml(request_text) %}{% set namespaces = {'soapenv': 'http://schemas.xmlsoap.org/soap/envelope/', 'wbs': 'http://xml.ama.com/ws/2009/01/WBS_Session-2.0.xsd'}%}<soap:Envelope xmlns:xalan="http://xml.apache.org/xalan" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Header><Session><SessionId>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SessionId', namespaces=namespaces)[0].text}}</SessionId><SequenceNumber>{{int(tree.xpath('//soapenv:Header/wbs:Session/wbs:SequenceNumber', namespaces=namespaces)[0].text)+1}}</SequenceNumber><SecurityToken>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SecurityToken', namespaces=namespaces)[0].text}}</SecurityToken></Session></soap:Header><soap:Body><reRoot><reNode> world</reNode></reRoot></soap:Body></soap:Envelope>
{%from lxml import-etree%}{%from StringIO import-StringIO%}{%set-tree=parse_-xml(请求_-text)%}{%set-namespaces={'soapenv':'http://schemas.xmlsoap.org/soap/envelope/“,“wbs”:”http://xml.ama.com/ws/2009/01/WBS_Session-2.0.xsd'}%}{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SessionId',namespaces=namespaces)[0].text}{{int(tree.xpath('//soapenv:Header/wbs:Session/wbs:SequenceNumber',namespaces=namespaces)[0].text)+1}}}{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SecurityToken',namespaces=namespaces)[0].text}}}world
为什么文件没有被追加原因是丢弃了换行符。因此,您必须自己追加它
此外:
考虑到
<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8"/>
<xsl:strip-space elements="*"/>
<xsl:template match="/">{% from lxml import etree %}{% from StringIO import StringIO %}{% set tree = parse_xml(request_text) %}{% set namespaces = {'soapenv': 'http://schemas.xmlsoap.org/soap/envelope/', 'wbs': 'http://xml.ama.com/ws/2009/01/WBS_Session-2.0.xsd'}%}<soap:Envelope xmlns:xalan="http://xml.apache.org/xalan" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Header>
<Session>
<SessionId>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SessionId', namespaces=namespaces)[0].text}}</SessionId>
<SequenceNumber>{{int(tree.xpath('//soapenv:Header/wbs:Session/wbs:SequenceNumber', namespaces=namespaces)[0].text)+1}}</SequenceNumber>
<SecurityToken>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SecurityToken', namespaces=namespaces)[0].text}}</SecurityToken>
</Session>
</soap:Header>
<soap:Body><xsl:copy-of select="."/>
</soap:Body>
</soap:Envelope>
</xsl:template>
</xsl:stylesheet>
private static void transform(org.w3c.dom.Document doc, java.io.InputStream inputXsl, java.io.OutputStream out)
throws java.io.IOException,
javax.xml.transform.TransformerConfigurationException,
javax.xml.transform.TransformerException
{
javax.xml.transform.Templates templates=javax.xml.transform.TransformerFactory.newInstance().newTemplates(new javax.xml.transform.stream.StreamSource(inputXsl));
javax.xml.transform.Transformer transformer=templates.newTransformer();
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
javax.xml.transform.Result result=new javax.xml.transform.stream.StreamResult(out);
javax.xml.transform.Source source=new javax.xml.transform.dom.DOMSource(doc);
if (doc.getInputEncoding() != null)
{
transformer.setOutputProperty("encoding", doc.getInputEncoding());
}
transformer.transform(source, result);
}
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:strip-space elements="*"/>
<!-- identity transform -->
<xsl:template match="/">
{% from lxml import etree %}{% from StringIO import StringIO %}{% set tree = parse_xml(request_text) %}{% set namespaces = {'soapenv': 'http://schemas.xmlsoap.org/soap/envelope/', 'wbs': 'http://xml.ama.com/ws/2009/01/WBS_Session-2.0.xsd'}%}
<soap:Envelope xmlns:xalan="http://xml.apache.org/xalan" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Header>
<Session>
<SessionId>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SessionId', namespaces=namespaces)[0].text}}</SessionId>
<SequenceNumber>{{int(tree.xpath('//soapenv:Header/wbs:Session/wbs:SequenceNumber', namespaces=namespaces)[0].text)+1}}</SequenceNumber>
<SecurityToken>{{tree.xpath('//soapenv:Header/wbs:Session/wbs:SecurityToken', namespaces=namespaces)[0].text}}</SecurityToken>
</Session>
</soap:Header>
<soap:Body><xsl:copy-of select="."/>
</soap:Body>
</soap:Envelope>
</xsl:template>
</xsl:stylesheet>