GenerateDao.java
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package com.taover.codegenerate.db;
import java.io.File;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Vector;
import com.taover.codegenerate.model.dao.DaoModel;
import com.taover.codegenerate.model.dao.FunctionModel;
import com.taover.codegenerate.tools.StringUtil;
import freemarker.template.Configuration;
import freemarker.template.Template;
public class GenerateDao {
public static void table2dao(String filePath,String packagePath, Vector<TableColumn> tableColumns, String dbType) throws Exception {
String sTableName = tableColumns.get(0).getTableName();
String sTableSchema = tableColumns.get(0).getTableSchema();
String sJavaBeanName = tableColumns.get(0).getTableBeanUName();
String packageBeanPath = packagePath + sJavaBeanName.toLowerCase() + ";";
String sFileName = filePath + sJavaBeanName.toLowerCase() + "";
// 生成dao的模板
DaoModel cif = new DaoModel();
cif.setPackages(packageBeanPath.toLowerCase());
cif.setUsers("com.taover");
cif.setVersion("1.0");
cif.setBeanName(sJavaBeanName);
cif.setTableName(sTableName);
cif.setDbType(dbType);
//设置主键信息
TableColumn pkcolum = TableColumn.getPKColum(tableColumns);
cif.setPkBeanName(pkcolum.getColumBeanUName());
cif.setPkColumName(pkcolum.getColumnName());
cif.setPkType(pkcolum.getJAVADataType());
//insert select 时的字段列表串
cif.setColumn_list_str(Tools.getColumnListStr(tableColumns, sTableName));
//设置数据库字段
cif.setColumnList(Tools.getColums(tableColumns));
//生成requset to po函数需要的字符串Map
cif.setReqParameterToPOMap(getReqParameterToPOMap(tableColumns));
// 生成引入
generateImports(cif, packageBeanPath, sJavaBeanName);
// 生成属性以及get,set方法
//generateGetSetMethod(cif, sTableSchema);
File f = new File(Tools.getPath() + Constants.TEMPATE_PATH);
Configuration cfg = new Configuration();
cfg.setDirectoryForTemplateLoading(f);
StringWriter out = new StringWriter();
Template template = cfg.getTemplate(Constants.TEMPATE_DAONAME, "UTF-8");
template.process(cif, out);
Tools.createFile(sFileName, sJavaBeanName + "Dao.java", out.toString());
}
public static void generateGetSetMethod(DaoModel cif, String sTableSchema) {
List<String> paramlist = new ArrayList<String>();
paramlist.add("@Resource");
paramlist.add("private JdbcTemplate jdbcegroceryRead;");
paramlist.add("@Resource");
paramlist.add("private JdbcTemplate jdbcegroceryWrite;");
paramlist.add("private Logger logger = Logger.getLogger(this.getClass());");
List<FunctionModel> functionList = generateGetSetFunction(paramlist);
cif.setFunlist(functionList);
cif.setPropertys(paramlist);
}
public static void generateImports(DaoModel cif, String packagebeanpath, String javaBeanName) {
List<String> importlist = new ArrayList<String>();
importlist.add("import java.util.*;");
importlist.add("import org.apache.log4j.Logger;");
importlist.add("import org.springframework.jdbc.core.JdbcTemplate;");
importlist.add("import org.springframework.stereotype.Repository;");
importlist.add("import org.apache.commons.logging.LogFactory;");
importlist.add("import org.apache.commons.logging.Log;");
importlist.add("import javax.annotation.Resource;");
importlist.add("import com.taover.tools.JdbcUtil;");
importlist.add("import com.taover.tools.StringUtil;");
importlist.add("import com.taover.tools.StringUtils;");
importlist.add("import com.taover.tools.DAORowMapper;");
importlist.add("import com.taover.tools.LogUtils;");
cif.setImports(importlist);
}
public static List<FunctionModel> generateGetSetFunction(List<String> params) {
List<FunctionModel> functionList = new ArrayList<FunctionModel>();
for (int i = 0; i < params.size(); i++) {
FunctionModel getModel = new FunctionModel();
FunctionModel setModel = new FunctionModel();
String[] param = params.get(i).split(" ");
getModel.setFunction_return(param[1]);
if (param[2].equalsIgnoreCase("isLogInfo")) {
getModel.setFunction_name("isLogInfo");
setModel.setFunction_name(Constants.KEY_WORD[2] + "LogInfo");
} else {
getModel.setFunction_name(Constants.KEY_WORD[1] + StringUtil.getFunctionName(param[2]));
setModel.setFunction_name(Constants.KEY_WORD[2] + StringUtil.getFunctionName(param[2]));
}
getModel.setFunction_body(Constants.KEY_WORD[0] + " " + param[2] + ";");
setModel.setFunction_params(param[1] + " " + param[2]);
setModel.setFunction_return(Constants.KEY_WORD[3]);
setModel.setFunction_body(Constants.KEY_WORD[4] + param[2] + " = " + param[2] + ";");
functionList.add(getModel);
functionList.add(setModel);
}
return functionList;
}
public static Map<String, String> getReqParameterToPOMap(Vector<TableColumn> tableColumns) {
Map<String, String> reqParameterToPOMap = new LinkedHashMap<String, String>();
if (tableColumns == null || tableColumns.size() == 0)
return reqParameterToPOMap;
for (int i = 0; i < tableColumns.size(); i++) {
String sInputName = tableColumns.get(i).getColumBeanLName();
String sColumBeanName = tableColumns.get(i).getColumBeanUName();
String poLine =null;
if(tableColumns.get(i).getDecimalDigits()!=0){
poLine = sColumBeanName + "((" + tableColumns.get(i).getJAVADataType()+ ") StringUtil.StringToObj((String) map.get(\""+ sInputName + "\"), " + 9999 + "))";
}else{
poLine = sColumBeanName + "((" + tableColumns.get(i).getJAVADataType()+ ") StringUtil.StringToObj((String) map.get(\""+ sInputName + "\"), " + tableColumns.get(i).getDataType() + "))";
}
reqParameterToPOMap.put(sColumBeanName, poLine);
}
return reqParameterToPOMap;
}
}