データベース・テーブルからjavaコードを自動的に生成する(インタフェース実装クラス層)
15815 ワード
package com.zero2ipo.cfj.common;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
import com.zero2ipo.cfj.article.bo.ArticleBo;
import com.zero2ipo.framework.FwConstant;
import com.zero2ipo.framework.db.bizc.IBaseDao;
import com.zero2ipo.framework.exception.BaseException;
import com.zero2ipo.framework.log.BaseLog;
import com.zero2ipo.module.entity.article.ArticleEntity;
public class GenInterfaceImpl {
private String packageOutPath = "com.zero2ipo.cfj.common";//
private String authorName = "zhengyunfei";//
private String tablename = "cfj_article_attr";//
private String[] colnames; //
private String[] colTypes; //
private int[] colSizes; //
//
private static final String URL ="jdbc:mysql://172.168.8.39:3306/caifujie";
private static final String NAME = "root";
private static final String PASS = "zhengyunfei";
private static final String DRIVER ="com.mysql.jdbc.Driver";
/*
*
*/
public GenInterfaceImpl(){
//
Connection con;
//
String sql = "select * from " + tablename;
PreparedStatement pStemt = null;
try {
try {
Class.forName(DRIVER);
} catch (ClassNotFoundException e1) {
e1.printStackTrace();
}
con = DriverManager.getConnection(URL,NAME,PASS);
pStemt = con.prepareStatement(sql);
ResultSetMetaData rsmd = pStemt.getMetaData();
int size = rsmd.getColumnCount(); //
colnames = new String[size];
colTypes = new String[size];
colSizes = new int[size];
for (int i = 0; i < size; i++) {
colnames[i] = rsmd.getColumnName(i + 1);
colTypes[i] = rsmd.getColumnTypeName(i + 1);
colSizes[i] = rsmd.getColumnDisplaySize(i + 1);
}
String content = parse(colnames,colTypes,colSizes);
try {
File directory = new File("");
String path=this.getClass().getResource("").getPath();
System.out.println(path);
System.out.println("src/?/"+path.substring(path.lastIndexOf("/com/", path.length())) );
// String outputPath = directory.getAbsolutePath()+ "/src/"+path.substring(path.lastIndexOf("/com/", path.length()), path.length()) + initcap(tablename) + ".java";
String outputPath = directory.getAbsolutePath()+ "/src/"+this.packageOutPath.replace(".", "/")+"/"+initcap(tablename)+"Impl" + ".java";
FileWriter fw = new FileWriter(outputPath);
PrintWriter pw = new PrintWriter(fw);
pw.println(content);
pw.flush();
pw.close();
} catch (IOException e) {
e.printStackTrace();
}
} catch (SQLException e) {
e.printStackTrace();
} finally{
// try {
// con.close();
// } catch (SQLException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
}
}
/**
* ：
* @param colnames
* @param colTypes
* @param colSizes
* @return
*/
private String parse(String[] colnames, String[] colTypes, int[] colSizes) {
StringBuffer sb = new StringBuffer();
sb.append("package " + this.packageOutPath + ";\r
");
tablename=replaceUnderlineAndfirstToUpper(tablename.toLowerCase(),"_","");
importPackage(sb,this.packageOutPath+"."+initcap(tablename));
//
sb.append(" /**\r
");
sb.append(" * "+tablename+" \r
");
sb.append(" * "+new Date()+" "+this.authorName+"\r
");
sb.append(" */ \r
");
//
sb.append("\t@Service(\""+tablename+"\")\r
");
sb.append("\tnpublic class " + initcap(tablename)+"Impl implements I"+tablename + "{\r
");
sb.append("\t@Autowired @Qualifier(\"baseDao\")\r
");
sb.append("\tprivate IBaseDao baseDao;\r
");
add(sb,tablename);
update(sb,tablename);
delete(sb,tablename);
findById(sb,tablename);
findAllList(sb,tablename);
sb.append("}\r
");
return sb.toString();
}
/**
*
*@title
*@date 2014-10-17
*@author ZhengYunfei
* @param sb
*/
public static void importPackage(StringBuffer sb,String tablename){
sb.append("import java.util.List;\r
");
sb.append("import java.util.Map;\r
");
sb.append("import java.util.ArrayList;\r
");
sb.append("import java.util.HashMap;\r
");
sb.append("import org.springframework.beans.factory.annotation.Autowired;\r
");
sb.append("import org.springframework.beans.factory.annotation.Qualifier;\r
");
sb.append("import org.springframework.stereotype.Service;\r
");
sb.append("import com.zero2ipo.framework.FwConstant;\r
");
sb.append("import com.zero2ipo.framework.db.bizc.IBaseDao;\r
");
sb.append("import com.zero2ipo.framework.exception.BaseException;\r
");
sb.append("import com.zero2ipo.framework.log.BaseLog;\r
");
sb.append("import "+tablename+"Bo;\r
");
sb.append("import "+tablename+"Entity;\r
");
}
/**
*
*@title
*@date 2014-10-17
*@author ZhengYunfei
* @param sb
* @param tablename
*/
public static void init(StringBuffer sb,String tablename){
infoMsg(sb," ");
sb.append("\t@Autowired @Qualifier(\"article\")\r
");
sb.append("\rprivate I"+initcap(tablename)+" "+tablename+";\r
");
sb.append("\t@RequestMapping(\"forInit\")\r
");
sb.append("\tpublic ModelAndView forInit(){\t
");
sb.append("\tModelAndView mv=new ModelAndView();\r
");
sb.append("\treturn mv;\r
");
sb.append("\t}\r
");
}
public static void add(StringBuffer sb,String tablename){
infoMsg(sb," ");
sb.append("\tpublic String add("+tablename+"Bo bo){\r
");
sb.append("\tString backInfo=\" \";\r
");
sb.append("\ttry{\r
");
sb.append("\t\t"+tablename +"Entity entity="+tablename+"Bo.boToEntity(bo);\r
");
sb.append("\t\tbaseDao.setDbType(FwConstant.DBTYPE_GLOBAL);\r
");
sb.append("\t\tbaseDao.addObject(\"add"+tablename+"\", entity);\r
");
sb.append("\t }catch(Exception e){;\r
");
sb.append("\t backInfo=\" \";\r
");
sb.append("\t BaseLog.e(this.getClass(), \"add \", e);\r
");
sb.append("\t throw new BaseException(\" ！\",e);\r
");
sb.append("\t}\r
");
sb.append("\treturn backInfo;\r
}\r
");
}
public static void update(StringBuffer sb,String tablename){
infoMsg(sb," ");
sb.append("\tpublic String update("+tablename+"Bo bo){\r
");
sb.append("\tString backInfo=\" \";\r
");
sb.append("\ttry{\r
");
sb.append("\t\t"+tablename +"Entity entity="+tablename+"Bo.boToEntity(bo);\r
");
sb.append("\t\tbaseDao.setDbType(FwConstant.DBTYPE_GLOBAL);\r
");
sb.append("\t\tbaseDao.updObject(\"update"+tablename+"\", entity);\r
");
sb.append("\t }catch(Exception e){;\r
");
sb.append("\t backInfo=\" \";\r
");
sb.append("\t BaseLog.e(this.getClass(), \"update \", e);\r
");
sb.append("\t throw new BaseException(\" ！\",e);\r
");
sb.append("\t}\r
");
sb.append("\treturn backInfo;\r
}\r
");
}
public static void delete(StringBuffer sb,String tablename){
infoMsg(sb," ");
sb.append("\tpublic String delete(String id){\r
");
sb.append("\tString backInfo=\" \";\r
");
sb.append("\ttry{\r
");
sb.append("\t\tbaseDao.setDbType(FwConstant.DBTYPE_GLOBAL);\r
");
sb.append("\t\tMap<String,Object> map=new HashMap<String, Object>();\r
");
sb.append("\t\t map.put(\"id\",id.split(\",\"));\r
");
sb.append("\t\tbaseDao.delObject(\"delete"+tablename+"\", id);\r
");
sb.append("\t }catch(Exception e){;\r
");
sb.append("\t backInfo=\" \";\r
");
sb.append("\t BaseLog.e(this.getClass(), \"add \", e);\r
");
sb.append("\t throw new BaseException(\" ！\",e);\r
");
sb.append("\t}\r
");
sb.append("\treturn backInfo;\r
}\r
");
}
/**
* id
*@title
*@date 2014-10-17
*@author ZhengYunfei
* @param sb
* @param tablename
*/
public static void findById(StringBuffer sb,String tablename){
infoMsg(sb," Id ");
sb.append("\tpublic "+tablename+"Bo"+" findById(String id){\r
");
sb.append("\t\t"+tablename+"Entity entity=null;\r
");
sb.append("\t\t"+tablename +"Bo bo=null;\r
");
sb.append("\ttry{\r
");
sb.append("\t\t baseDao.setDbType(FwConstant.DBTYPE_GLOBAL);\r
");
sb.append("\t\t Map<String,Object> map=new HashMap<String, Object>();\r
");
sb.append("\t\t map.put(\"id\",id);\r
");
sb.append("\t\t entity=("+tablename+"Entity)baseDao.findForObject(\"findById"+tablename+"\", id);\r
");
sb.append("\t\t bo="+tablename+"Bo.entityToBo(entity);\r
");
sb.append("\t }catch(Exception e){;\r
");
sb.append("\t BaseLog.e(this.getClass(), \"findById \", e);\r
");
sb.append("\t throw new BaseException(\" ！\",e);\r
");
sb.append("\t}\r
");
sb.append("\treturn bo;\r
}\r
");
}
/**
*
*@title
*@date 2014-10-17
*@author ZhengYunfei
* @param sb
* @param tablename
*/
public static void findAllList(StringBuffer sb,String tablename){
infoMsg(sb," ");
sb.append("\tpublic List<"+tablename+"Bo"+" findAllList(Map<String,Object> map,String curNo, String curSize){\r
");
sb.append("\t\tList<"+tablename+"Bo"+"> boList=new ArrayList<"+tablename+"Bo"+">();\r
");
sb.append("\t\tList<"+tablename+"Entity"+"> entityList=new ArrayList<"+tablename+"Entity"+">();\r
");
sb.append("\ttry{\r
");
sb.append("\t baseDao.setDbType(FwConstant.DBTYPE_GLOBAL);\r
");
sb.append("\t entityList=baseDao.findForList(\"findById"+tablename+"\", map);\r
");
sb.append("\t\tfor(int i=0;i<entityList.size();i++){"+"\r
");
sb.append("\t\t"+tablename+"Entity"+" entity=entityList.get(i);\r
");
sb.append("\t\t"+tablename+"Bo bo="+tablename+"Bo.entityToBo(entity);"+"\r
");
sb.append("\t\t"+"boList.add(bo);"+"\r
");
sb.append("\t"+"}"+"\r
");
sb.append("\t }catch(Exception e){;\r
");
sb.append("\t BaseLog.e(this.getClass(), \"findById \", e);\r
");
sb.append("\t throw new BaseException(\" ！\",e);\r
");
sb.append("\t}\r
");
sb.append("\treturn boList;\r
}\r
");
}
/**
*
*@title
*@date 2014-10-17
*@author ZhengYunfei
*/
public static void infoMsg(StringBuffer sb,String msg){
sb.append("\t/**\r
");
sb.append("\t*"+msg+"\r
");
sb.append("\t*@author zhengYunFei\r
");
sb.append("\t*@date "+new Date()+"\r
");
sb.append("\t*/\r
");
}
/**
*
*
* @param srcStr
* @return
*/
public static String firstCharacterToUpper(String srcStr) {
return srcStr.substring(0, 1).toUpperCase() + srcStr.substring(1);
}
/**
*
* @param srcStr
* @param org
* @param ob
* @return
*/
public static String replaceUnderlineAndfirstToUpper(String srcStr,String org,String ob)
{
String newString = "";
int first=0;
while(srcStr.indexOf(org)!=-1)
{
first=srcStr.indexOf(org);
if(first!=srcStr.length())
{
newString=newString+srcStr.substring(0,first)+ob;
srcStr=srcStr.substring(first+org.length(),srcStr.length());
srcStr=firstCharacterToUpper(srcStr);
}
}
newString=newString+srcStr;
return newString;
}
/**
* ：
* @param str
* @return
*/
private static String initcap(String str) {
char[] ch = str.toCharArray();
if(ch[0] >= 'a' && ch[0] <= 'z'){
ch[0] = (char)(ch[0] - 32);
}
return new String(ch);
}
/**
*
* TODO
* @param args
*/
public static void main(String[] args) {
new GenInterfaceImpl();
}
}