XML生成和解析说明.doc

目前在很多工程中需要生成相关的XML文件和解析XML文件。一、XML文件生成说明1、基本概念：XML叶子节点、树节点、父节点、层次结构。叶子节点：主要是指说明的是这个节点中没有层次结构了，仅仅拥有节点属性和相关的节点数据。树节点：主要是有树形分支结构父节点：主要是指树形结构中的某个层次的上一层的关系：例如：A/B/C C的父节点是B层次结构主要是说明XML树中对应的树型结构。XML树型路径（从根节点算起包括数节点）XML文件 CRM001.;20120706150135;38 CRM001. CRM*0914# CRM-SERV.CB001. 123456 0 9907102600000029166 101000010 08528395597 851 852 1 20120801000000 20991231000000 5 12345600 20120801000000 20991231000000 下边这个图就是XML的树形结构：二、生成XML方式1按照XML的树型接口。形成相关的XML树型结构模版。模版的格式如下。 MID UID CUST_ID PRODUCT_ID ACC_NBR ACCT_ID PARM_ID PARM_VALUE 形成XML实例（XML字符串）用到的APImon.xml.imp.XMLBaseParse （XML生成器）mon.xml.imp.XMLBaseReader（XML解析器）mon.xml.template.engine.XmlTemplateContainer（XML模版引擎）mon.xml.template.engine.XmlTemplateEngine（XML模版引擎）生成XML需要引入下边的包三、生成XML实例XML实例模版 MID UID CUST_ID ACCT_ID PARM_ID XML生成程序/* Created on 2012-7-9* TODO To change the template for this generated file go to* Window - Preferences - Java - Code Style - Code Templates*/package xml.test;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import mon.util.ReadFile;import mon.xml.imp.XMLCommonParse;import mon.xml.template.engine.XmlTemplateContainer;/* author Administrator* TODO To change the template for this generated type comment go to* Window - Preferences - Java - Code Style - Code Templates*/public class textXMLParse public static void main(String args) try textXMLParse t = new textXMLParse();t.createXML(); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();private void createXML() throws ExceptionList xmlLevelList = new ArrayList();/XML的树形层次结构xmlLevelList.add(0, root/SgwQueryReq);xmlLevelList.add(1, root/SgwQueryReq/DATA);xmlLevelList.add(2, root/SgwQueryReq/DATA/Service_Information);xmlLevelList.add(3, root/SgwQueryReq/DATA/Service_Information/Data_Information);xmlLevelList.add(4, root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row);xmlLevelList.add(5, root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV);xmlLevelList.add(6, root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/BASE);xmlLevelList.add(7, root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_ACCT);xmlLevelList.add(8, root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM);XMLCommonParse xmlParse = new XMLCommonParse();/设置XML层次结构xmlParse.setXMLLevelList(xmlLevelList);/XML生成引擎数据容器XmlTemplateContainer container = new XmlTemplateContainer();container.setXMLLevelList(xmlLevelList);/设置XML模版ReadFile fl = new ReadFile();String classDir = this.getClass().getResource(testxml.vm).getPath();/ System.out.println(fl.getFileContent(classDir);container.setXMLReader(classDir);Map dataMap = new HashMap();/设置层次节点root/SgwQueryReq这个叶子节点 这里中的第一个0参数表示上边树形结构中的位置。 第二个0参数表示这个层次结构在XML整个实例树形中父节点所在的位置/说明：父节点的位置是从0开始计算dataMap.put(MID, 00001);dataMap.put(UID, 00002);container.setXMLLevelData(dataMap, 0, 0);/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERVdataMap.clear();dataMap.put(SERV_ID, 100001);dataMap.put(SOURCE, 100002);container.setXMLLevelData(dataMap, 5, 0);/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/BASE/这个节点层次父节点是 SERV 这个SERV节点在整个XML实例中的位置现在是0dataMap.clear();dataMap.put(FLAG_BASE, 200001);dataMap.put(CUST_ID, 200002);container.setXMLLevelData(dataMap, 6, 0);/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_ACCT/这个节点层次父节点是 SERVdataMap.clear();dataMap.put(FLAG_SERV_ACCT, 300001);dataMap.put(ACCT_ID, 300002);container.setXMLLevelData(dataMap, 7, 0); /root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM/这个节点层次父节点是 SERV dataMap.clear();dataMap.put(FLAG_SERV_PARAM, 400001);dataMap.put(PARM_ID, 400002);container.setXMLLevelData(dataMap, 8, 0); /root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM/这个节点层次父节点是 SERV dataMap.clear();dataMap.put(FLAG_SERV_PARAM, 410001);dataMap.put(PARM_ID, 410002);container.setXMLLevelData(dataMap, 8, 0); /上述这两个root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM节点在/父节点SERV 下边有出现两次/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERVdataMap.clear();dataMap.put(SERV_ID, A100001);dataMap.put(SOURCE, A100002);container.setXMLLevelData(dataMap, 5, 0);/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/BASE/这个节点层次父节点是 SERV 这个SERV节点在整个XML实例中的位置现在是1dataMap.clear();dataMap.put(FLAG_BASE, A200001);dataMap.put(CUST_ID, A200002);container.setXMLLevelData(dataMap, 6, 1);/root/SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_ACCT/这个节点层次父节点是 SERV 这个SERV节点在整个XML实例中的位置现在是1dataMap.clear();dataMap.put(FLAG_SERV_ACCT, A300001);dataMap.put(ACCT_ID, A300002);container.setXMLLevelData(dataMap, 7, 1); xmlParse.createXMLLevelData(container);/XML字符串String sendXML = xmlParse.getSpecXMLFomtMatContent(root/SgwQueryReq, 0, UTF-8, false);System.out.println(sendXML);/生成的XML实例 textxml.xmlXML实例文件 00001 00002 200002 300002 400002 410002 A200002 A300002 XML实例文件解析概念说明主要是解析XML文件的内容，读取XML文件的叶子节点的数据和属性以及XML层次节点的属性的数据。基本概念：层次节点属性、叶子节点属性、叶子节点数据XML层次节点树形结构图： 这个是SERV层次节点的属性这个CUST_ID叶子节点中TEST是属性200002是叶子节点的数据。XML实例 00001 00002 200002 300002 400002 410002 A200002 A300002 XML解析程序/* Created on 2012-7-9* TODO To change the template for this generated file go to* Window - Preferences - Java - Code Style - Code Templates*/package xml.test;import java.util.ArrayList;import java.util.Iterator;import java.util.List;import mon.util.ReadFile;import mon.xml.imp.XMLAttribute;import mon.xml.imp.XMLCommonReader;import mon.xml.imp.XMLElement;import mon.xml.imp.XMLNodeCollection;import mon.xml.imp.XMLNodeCollection.Entry;/* author Administrator* TODO To change the template for this generated type comment go to* Window - Preferences - Java - Code Style - Code Templates*/public class textXMLRead public static void main(String args) try textXMLRead t = new textXMLRead();t.readXML(); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();private void readXML() throws ExceptionList xmlLevelList = new ArrayList();/XML的树形层次结构xmlLevelList.add(0, SgwQueryReq);xmlLevelList.add(1, SgwQueryReq/DATA);xmlLevelList.add(2, SgwQueryReq/DATA/Service_Information);xmlLevelList.add(3, SgwQueryReq/DATA/Service_Information/Data_Information);xmlLevelList.add(4, SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row);xmlLevelList.add(5, SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV);xmlLevelList.add(6, SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/BASE);xmlLevelList.add(7, SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_ACCT);xmlLevelList.add(8, SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM);XMLCommonReader xmlParse = new XMLCommonReader();/设置XML层次结构xmlParse.setXMLLevelList(xmlLevelList);/设置XML模版ReadFile fl = new ReadFile();String classDir = this.getClass().getResource(textReadxml.xml).getPath();/解析XML文件xmlParse.analysisXML(fl.getFileContent(classDir);/读取XML实例中SERV这个层次节点的个数String path = SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV;String path01= SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV/SERV_PARAM;int cnt = xmlParse.xmlDomElementCount(SgwQueryReq/DATA/Service_Information/Data_Information/Data_Table_Simple_Row/SERV);for(int i=0;i0 )XMLNodeCollection nodes = element.getElementLeafNodeColl();Iterator iter01 = nodes.ListIterator();if (iter01 != null) while(iter01.hasNext()Entry entry = (Entry)iter01.next();/节点名称entry.xmlNode.getName();/节点数据entry.xmlNode.getValue();/节点属性列表 这个属性对应的对象是XMLAttribute attrName attrValueentry.xmlNode.getAttributes();/节点树形不为空if (element.getAttributes() != null) Iterator iter02 = element.getAttributes().iterator();if (iter02 != null) while(iter02.hasNext()XMLAttribute attr01 = (XMLAttribute)iter02.next();System.out.println(attr01.getName();S