依据mysql的表，生成java、jsp和js源代码文件

package com.wjxt.autocode; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.FileReader; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.StringWriter; import java.io.Writer; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.Properties; import freemarker.cache.StringTemplateLoader; import freemarker.template.Configuration; import freemarker.template.Template; import freemarker.template.TemplateException; import freemarker.template.utility.StringUtil; public class FreemarkerUtil { // 公共资源 public static String TEMP_SERVLET_CONTEXT = ""; // 项目路径[D:\xxxx\autocode\] public static String MODEL_ROOTPATH = "";// "/WEB-INF/templates/"; public static String MODEL_SUFFIX = ".ftl"; // 类模板名 public static final List<String> modelNameList = new ArrayList<String>();; // 存储所有模板名 public static final List<String> needTransferNameList = new ArrayList<String>();; // 存储结果需要转换【StringUtil.XMLEnc】的模板名 public static String SERVICE_MODEL = "iservice"; public static String SERVICEIMPL_MODEL = "service"; public static String DAO_MODEL = "dao"; public static String IDAO_MODEL = "idao";// mapping public static String MAPPING_MODEL = "mapping";// mapping public static String ENTITY_MODEL = "model"; public static String CONTROLLER_MODEL = "controller"; public static String JSP_MODEL = "jsp"; public static String JS_MODEL = "js"; public static String TEST_MODEL = "test"; // 工具类配置 private static String DECODE = "UTF-8"; private static final Configuration config = new Configuration();; private static final StringTemplateLoader stringTemplateLoader = new StringTemplateLoader(); private static Template template; private static Writer out = null; public static Map<String, String> templateMap; // 所有模板的字符串 private static String m_strRootDir = ""; private static String m_strOutRootDir = ""; public static void init(String tempServletContext) { modelNameList.add(SERVICE_MODEL); modelNameList.add(SERVICEIMPL_MODEL); modelNameList.add(DAO_MODEL); modelNameList.add(IDAO_MODEL); // modelNameList.add(MAPPING_MODEL); modelNameList.add(ENTITY_MODEL); modelNameList.add(CONTROLLER_MODEL); modelNameList.add(JSP_MODEL); modelNameList.add(JS_MODEL); // modelNameList.add(TEST_MODEL); // needTransferNameList.add(MAPPING_MODEL); TEMP_SERVLET_CONTEXT = tempServletContext; templateMap = getAllFileStr(); for (Entry<String, String> entry : templateMap.entrySet()) { stringTemplateLoader.putTemplate(entry.getKey(), entry.getValue()); } config.setTemplateLoader(stringTemplateLoader); } /** * 产生所有业务类 * * @param db_type 数据库类型 * @param db_url 数据库url * @param db_user 数据库用户名 * @param db_pw 数据库密码 * @param db_table 数据库表名 * @param entityName 实体类名 * @param interfaceName 接口名 * @param fieldList 字段属性 * @return Map<String, String> 业务类集合 */ public static Map<String, String> getAllClass(String db_type, String db_url, String db_user, String db_pw, String db_table, String entityName, String interfaceName, String packagePartName, String packagePartName2) { Map<String, Object> beanMap = ParamUtil.getFinalParam(db_type, db_url, db_user, db_pw, db_table, entityName, interfaceName, packagePartName, packagePartName2); // , fieldList); return getAllClass(beanMap); } /** * 产生所有业务类 * * @param beanMap 属性集合 * @return Map<String, String> 业务类集合 */ public static Map<String, String> getAllClass(Map<String, Object> beanMap) { Map<String, String> bzClassMap = new HashMap<String, String>(); String entityName = (String) beanMap.get("entityName"); for (String modelName : modelNameList) { if (needTransferNameList.contains(modelName)) { bzClassMap.put(modelName, StringUtil.XMLEnc(getCLass(modelName, modelName + " of " + entityName, beanMap))); } else { bzClassMap.put(modelName, getCLass(modelName, modelName + " of " + entityName, beanMap)); } } return bzClassMap; } /** * 产生java类 * * @param modle 模板字符串名【eg：entityTemplate】 * @param target java类名【eg：User】，仅打印调试用，实际产生结果为字符串 * @param rootMap 参数，包括接口名，实体名，实体属性等 * @return String 业务类 */ public static String getCLass(String modle, String target, Map<String, Object> rootMap) { StringWriter stringWriter = new StringWriter(); try { template = config.getTemplate(modle, DECODE); out = new BufferedWriter(stringWriter); String packagePartName = (String) rootMap.get("packagePartName"); String packagePartName2 = (String) rootMap.get("packagePartName2"); String interfaceName = (String) rootMap.get("interfaceName"); String strDir = m_strOutRootDir + "." + packagePartName + "." + packagePartName2 + ".";// "cms" interfaceName.toLowerCase() String strTmp = ""; if (modle.indexOf("iservice") >= 0) { strTmp = modle.substring(1);// "service.impl"; } else if (modle.indexOf("idao") >= 0) { strTmp = modle.substring(1);// "dao"; } else if (modle.equals("jsp")) { strTmp = "";// modle; strDir = m_strOutRootDir + ".webapp.WEB-INF.jsp.admin.";// resources\js\admin } else if (modle.equals("js")) { strTmp = "";// modle; strDir = m_strOutRootDir + ".webapp.resources.js.admin.";// resources\js\admin } else { strTmp = modle; } strDir = strDir.replace(".", "/") + strTmp.toLowerCase(); File fileDir = new File(strDir); if (fileDir.exists() == false) { fileDir.mkdirs(); } // System.out.println("\nfileDir="+fileDir); String strFileName = ParamUtil.toUpString(modle);// modle.substring(0, // 1).toUpperCase()+modle.substring(1); if (modle.equals("model")) { strFileName = interfaceName + ".java"; } else if (modle.equals("iservice")) { strFileName = "I" + interfaceName + "Service" + ".java"; } else if (modle.equals("idao")) { strFileName = "I" + interfaceName + "Dao" + ".java"; } else if (modle.equals("jsp")) { strFileName = interfaceName.toLowerCase() + ".jsp"; } else if (modle.equals("js")) { strFileName = interfaceName.toLowerCase() + ".js"; } else { strFileName = interfaceName + strFileName + ".java"; } // System.out.println("strFileName="+strFileName); template.process(rootMap, out); out.flush(); out.close(); FileOutputStream fos = new FileOutputStream(new File(fileDir + "/" + strFileName)); OutputStreamWriter writerStream = new OutputStreamWriter(fos, DECODE); BufferedWriter fileOut = new BufferedWriter(writerStream); fileOut.write(stringWriter.toString()); fileOut.close(); // System.out.println("---" + target + "--- is already ok"); } catch (IOException e) { e.printStackTrace(); } catch (TemplateException e) { System.err.println("something error in：" + modle); e.printStackTrace(); } return stringWriter.toString(); } /** * 将所有.ftl文件内容转换为字符串 * * @return */ public static Map<String, String> getAllFileStr() { Map<String, String> fileStrMap = new HashMap<String, String>(); for (String modelName : modelNameList) { fileStrMap.put(modelName, file2Str(modelName + MODEL_SU