自动生成MVC中的Service层、Dao层及Model层代码

package com.core.generate; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.List; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import org.xml.sax.SAXException; import freemarker.template.TemplateException; public class Generate { public static void main(String[] args) throws IOException, TemplateException, ParserConfigurationException, SAXException { String ftlPath = ""; String ModelftlName = ""; String fileName = ""; String ModelfilePath = ""; String ModelpackgeName = ""; String DaoftlName = ""; String DaofilePath = ""; String DaopackgeName = ""; String ServiceftlName = ""; String ServicefilePath = ""; String ServicepackgeName = ""; List<Object> modellist = new ArrayList<Object>(); File xmlFile = new File(System.getProperty("user.dir"), "\\src\\com\\core\\generate\\GenerateConf.xml"); DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = builderFactory.newDocumentBuilder(); Document doc = builder.parse(xmlFile); Element rootElement = doc.getDocumentElement(); //获取根元素 Node ftlnode = rootElement.getElementsByTagName("ftl").item(0); ftlPath = ((Element)ftlnode).getAttribute("path"); NodeList params = ftlnode.getChildNodes(); for(int i = 0; i < params.getLength(); i++){ Node node = params.item(i); if(node.getNodeType() != Node.ELEMENT_NODE) continue; Element e = (Element)node; if(e.getAttribute("name").trim().equals("model")) ModelftlName = node.getFirstChild().getNodeValue(); if(e.getAttribute("name").trim().equals("dao")) DaoftlName = node.getFirstChild().getNodeValue(); if(e.getAttribute("name").trim().equals("service")) ServiceftlName = node.getFirstChild().getNodeValue(); } Node servicenode = rootElement.getElementsByTagName("service").item(0); ServicefilePath = ((Element)servicenode).getAttribute("path"); ServicepackgeName = servicenode.getChildNodes().item(1).getFirstChild().getNodeValue(); Node daonode = rootElement.getElementsByTagName("dao").item(0); DaofilePath = ((Element)daonode).getAttribute("path"); DaopackgeName = daonode.getChildNodes().item(1).getFirstChild().getNodeValue(); Node modelnode = rootElement.getElementsByTagName("model").item(0); ModelfilePath = ((Element)modelnode).getAttribute("path"); params = modelnode.getChildNodes(); for(int i = 0; i < params.getLength(); i++){ Node node = params.item(i); if(node.getNodeType() != Node.ELEMENT_NODE) continue; Element e = (Element)node; if(e.getNodeName().trim().equals("packageName")) ModelpackgeName = node.getFirstChild().getNodeValue(); if(e.getNodeName().trim().equals("class")) fileName = node.getFirstChild().getNodeValue(); if(e.getNodeName().trim().equals("field")){ NodeList attrnode = node.getChildNodes(); Attr attr = new Attr(); for(int j = 0; j < attrnode.getLength(); j++){ Node anode = attrnode.item(j); if(anode.getNodeType() != Node.ELEMENT_NODE) continue; Element ae = (Element)anode; if(ae.getTagName().trim().equals("fieldName")) attr.setField(anode.getFirstChild().getNodeValue()); if(ae.getTagName().trim().equals("fieldType")) attr.setType(anode.getFirstChild().getNodeValue()); if(ae.getTagName().trim().equals("fieldComment")) attr.setComment(anode.getFirstChild().getNodeValue()); } modellist.add(attr); } } generateModel(ftlPath, ModelftlName, fileName, ModelfilePath, ModelpackgeName, modellist); generateDao(ftlPath, DaoftlName, fileName, DaofilePath, DaopackgeName, ModelpackgeName); generateService(ftlPath, ServiceftlName, fileName, ServicefilePath, ServicepackgeName, DaopackgeName, ModelpackgeName); } private static void generateService(String ftlPath, String serviceftlName, String fileName, String servicefilePath, String servicepackgeName, String daopackgeName, String modelpackgeName) throws IOException, TemplateException { GenerateService.Generate(ftlPath, serviceftlName, fileName, servicefilePath, servicepackgeName, daopackgeName, modelpackgeName); } private static void generateDao(String ftlPath, String daoftlName, String fileName, String daofilePath, String daopackgeName, String modelpackgeName) throws IOException, TemplateException{ GenerateDao.Generate(ftlPath, daoftlName, fileName, daofilePath, daopackgeName, modelpackgeName); } private static void generateModel(String ftlPath, String modelftlName, String fileName, String modelfilePath, String modelpackgeName, List<Object> modellist) throws IOException, TemplateException { GenerateModel.Generate(ftlPath, modelftlName, fileName, modelfilePath, modelpackgeName, modellist); } }