Initial

2024-08-07 09:12:07 -04:00
parent ca445435a0
commit fdfadd5c7e
1021 changed files with 73601 additions and 0 deletions
--- a/ClassGen/Main.cpp
+++ b/ClassGen/Main.cpp
@@ -0,0 +1,425 @@
+#include <common/file.hpp>
+#include <common/profile.hpp>
+#include <common/string.hpp>
+#include <common/block.hpp>
+#include <ClassGen/NameValuePair.hpp>
+
+class ClassMapper
+{
+public:
+	ClassMapper();
+	virtual ~ClassMapper();  
+	bool createClass(const String &language,const String &packageName,String className,const String &databaseName,const String &tableName,const String &strPathMapFile,const String &strPathTable);
+private:
+  bool loadMapping(const String &strPathMapFile);
+	bool mapType(const String &type,String &mapped);
+  bool createCSharpClass(const String &packageName,const String &className,Block<NameValuePair> &variables);
+  bool createCSharpDataAccess(const String &packageName,const String &className,const String &instanceName,const String &databaseName,const String &tableName,Block<NameValuePair> &variables,Block<NameValuePair> &originals);
+  bool createJAVAClass(const String &packageName,const String &className,Block<NameValuePair> &variables);
+  bool createJAVADataAccess(const String &packageName,const String &className,const String &instanceName,const String &databaseName,const String &tableName,Block<NameValuePair> &variables,Block<NameValuePair> &originals);
+
+  String makeHungarian(const String &name);
+  String makeAccessor(const String &name);
+  String makeMutator(const String &name);
+  String makeFirstUpper(const String &name);
+  String makeFirstLower(const String &name);
+  Block<NameValuePair> mNameValuePairs;  
+};
+
+ClassMapper::ClassMapper()
+{
+}
+
+ClassMapper::~ClassMapper()
+{
+}
+
+bool ClassMapper::createClass(const String &language,const String &packageName,String className,const String &databaseName,const String &tableName,const String &strPathMapFile,const String &strPathTable)
+{
+  File inFile;
+	String strLine;
+	String name;
+	String value;
+	String instanceName;
+	Block<NameValuePair> variables;
+	Block<NameValuePair> originals;
+	int errors=0;
+
+  if(!loadMapping(strPathMapFile))return false;
+	if(!inFile.open(strPathTable,"rb"))return false;
+	while(true)
+	{
+	  inFile.readLine(strLine);
+		if(strLine.isNull())break;
+		name=strLine.betweenString(0,' ');
+		value=strLine.betweenString(' ',' ');
+		if(!mapType(value,value))
+		{
+		  printf("Don't know how to map %s\n",value.str());
+			errors++;
+		  continue;
+		}
+		variables.insert(&NameValuePair(makeFirstLower(makeHungarian(name)),value));
+		originals.insert(&NameValuePair(name,value));
+	}
+	inFile.close();
+	if(errors)return false;
+	if(!variables.size())return false;
+  instanceName=makeFirstLower(className);
+	className=makeFirstUpper(className);
+	if(language=="JAVA")
+	{
+    createJAVAClass(packageName,className,variables);
+	  createJAVADataAccess(packageName,className,instanceName,databaseName,tableName,variables,originals);\
+	}
+	else if(language=="C#")
+	{
+	  createCSharpClass(packageName,className,variables);
+	  createCSharpDataAccess(packageName,className,instanceName,databaseName,tableName,variables,originals);\
+	}
+	printf("generation completed.\n");
+	return true;
+}
+
+bool ClassMapper::createCSharpClass(const String &packageName,const String &className,Block<NameValuePair> &variables)
+{
+  File outFile;
+	bool closeNameSpace=false;
+
+	if(!outFile.open(className+String(".cs"),"wb"))return false;
+	outFile.writeLine("using System;");
+	outFile.writeLine("\t");
+	outFile.writeLine("\t");
+
+	if(!packageName.isNull())
+	{
+	  outFile.writeLine(String("namespace ")+packageName);
+		outFile.writeLine("{");
+		closeNameSpace=true;
+	}
+	outFile.writeLine("  [Serializable]");
+	outFile.writeLine(String("  public class ")+className);
+	outFile.writeLine("  {");
+	for(int index=0;index<variables.size();index++)
+	{
+	  NameValuePair &nameValuePair=variables[index];
+	  outFile.writeLine(String("    private ")+nameValuePair.getValue()+String(" ")+nameValuePair.getName()+String(";"));
+	}
+	for(index=0;index<variables.size();index++)
+	{
+	  NameValuePair &nameValuePair=variables[index];
+	  outFile.writeLine(String("    public ")+nameValuePair.getValue()+String(" ")+makeFirstUpper(nameValuePair.getName()));
+    outFile.writeLine("    {");
+    outFile.writeLine(String("      get{return ")+nameValuePair.getName()+String(";}"));
+		outFile.writeLine(String("      set{")+nameValuePair.getName()+String("=value;}"));
+    outFile.writeLine("    }"); 
+	}
+	outFile.writeLine("  }");
+	if(closeNameSpace)outFile.writeLine("}");
+	outFile.close();
+	return true;
+}
+
+bool ClassMapper::createCSharpDataAccess(const String &packageName,const String &className,const String &instanceName,const String &databaseName,const String &tableName,Block<NameValuePair> &variables,Block<NameValuePair> &originals)
+{
+  File outFile;
+	String select;
+	bool closeNameSpace=false;
+
+	if(!outFile.open(className+String("DA")+String(".cs"),"wb"))return false;
+  outFile.writeLine("using System;");
+	outFile.writeLine("using System.Collections;");
+	outFile.writeLine("using System.Data.SqlClient;");
+	outFile.writeLine("\t");
+	if(!packageName.isNull())
+	{
+	  outFile.writeLine(String("namespace ")+packageName);
+		outFile.writeLine("{");
+		closeNameSpace=true;
+	}
+  outFile.writeLine(String("  public class ")+className+String("DA"));
+	outFile.writeLine("  {");
+  outFile.writeLine("    public ArrayList readAll()");
+  outFile.writeLine("    {");
+  outFile.writeLine("      SqlConnection sqlConnection=null;");
+	outFile.writeLine("      SqlDataReader sqlDataReader=null;");  
+	outFile.writeLine("      SqlCommand sqlCommand=null;");  
+	outFile.writeLine("      try");
+  outFile.writeLine("      {");
+  outFile.writeLine("        ArrayList arrayList=new ArrayList();");
+  select="        string strQuery=\"select ";
+	for(int index=0;index<originals.size();index++)
+	{
+	  select+=originals[index].getName();
+		if(index<originals.size()-1)select+=String(", ");
+	}
+	select+=String(" from ")+tableName+String("\";");
+	outFile.writeLine(select);
+  outFile.writeLine(String("        sqlConnection=createSqlConnection(")+databaseName+String(",")+tableName+String(",\"sa\",\"\");"));
+	outFile.writeLine("        sqlCommand=new SqlCommand(strQuery,sqlConnection);");
+  outFile.writeLine("        sqlDataReader=sqlCommand.ExecuteReader();");
+	outFile.writeLine("        while(sqlDataReader.Read())");
+	outFile.writeLine("        {");
+	outFile.writeLine(String("          ")+className+String(" ")+instanceName+String("=new ")+className+String("();"));
+	for(index=0;index<variables.size();index++)
+	{
+	  NameValuePair &original=originals[index];
+    NameValuePair &variable=variables[index];
+    outFile.writeLine(String("          ")+instanceName+String(".")+makeFirstUpper(variable.getName())+String("=sqlDataReader.get")+makeFirstUpper(variable.getValue())+String("(")+String().fromInt(index)+String(");"));
+	}
+	outFile.writeLine(String("          arrayList.add(")+instanceName+String(");"));
+	outFile.writeLine("        }");
+	outFile.writeLine("        return arrayList;");
+  outFile.writeLine("      }");
+
+	outFile.writeLine("      finally");
+	outFile.writeLine("      {");
+	outFile.writeLine("        if(null!=sqlDataReader)sqlDataReader.Close();");
+	outFile.writeLine("        if(null!=sqlConnection)sqlConnection.Close();");
+	outFile.writeLine("      }");
+	outFile.writeLine("    }");
+
+  String connectionString="        string connectionString=\"Data Source="+databaseName+";User ID="+"sa;password=\";";
+  outFile.writeLine("    private static SqlConnection createSqlConnection(string datssource,string database,string username,string password)");
+  outFile.writeLine("    {");
+  outFile.writeLine("      try");
+  outFile.writeLine("      {");
+	outFile.writeLine(connectionString);
+
+  outFile.writeLine("        SqlConnection connection=new SqlConnection(connectionString);");
+  outFile.writeLine("        connection.Open();");
+  outFile.writeLine("        return connection;");
+  outFile.writeLine("      }");
+  outFile.writeLine("      catch(SqlException exception)");
+  outFile.writeLine("      {");
+  outFile.writeLine("        Console.WriteLine(exception.ToString());");
+  outFile.writeLine("        return null;");
+  outFile.writeLine("      }");
+  outFile.writeLine("    }");
+  outFile.writeLine("  }");
+	if(closeNameSpace)outFile.writeLine("}");
+	outFile.close();
+	return true;
+}
+
+bool ClassMapper::createJAVAClass(const String &packageName,const String &className,Block<NameValuePair> &variables)
+{
+  File outFile;
+
+	if(!outFile.open(className+String(".java"),"wb"))return false;
+	if(!packageName.isNull())outFile.writeLine(String("package ")+packageName);
+	outFile.writeLine("\t");
+	outFile.writeLine("\t");
+	outFile.writeLine(String("public class ")+className);
+	outFile.writeLine("{");
+	for(int index=0;index<variables.size();index++)
+	{
+	  NameValuePair &nameValuePair=variables[index];
+	  outFile.writeLine(String("  private ")+nameValuePair.getValue()+String(" ")+nameValuePair.getName()+String(";"));
+	}
+	for(index=0;index<variables.size();index++)
+	{
+	  NameValuePair &nameValuePair=variables[index];
+	  outFile.writeLine(String("  public ")+nameValuePair.getValue()+String(" ")+makeAccessor(nameValuePair.getName())+String("()"));
+    outFile.writeLine("  {");
+		outFile.writeLine(String("    return ")+nameValuePair.getName()+String(";"));
+    outFile.writeLine("  }");
+
+    outFile.writeLine(String("  public void ")+makeMutator(nameValuePair.getName())+String("(")+nameValuePair.getValue()+String(" ")+nameValuePair.getName()+String(")"));
+    outFile.writeLine("  {");
+		outFile.writeLine(String("    this.")+nameValuePair.getName()+String("=")+nameValuePair.getName()+String(";"));
+    outFile.writeLine("  }");
+	}
+	outFile.writeLine("};");
+	outFile.close();
+	return true;
+}
+
+bool ClassMapper::createJAVADataAccess(const String &packageName,const String &className,const String &instanceName,const String &databaseName,const String &tableName,Block<NameValuePair> &variables,Block<NameValuePair> &originals)
+{
+  File outFile;
+	String select;
+
+	if(!outFile.open(className+String("DA")+String(".java"),"wb"))return false;
+	if(!packageName.isNull())outFile.writeLine(String("package ")+packageName);
+  outFile.writeLine("import java.util.*;");
+  outFile.writeLine("import javax.naming.*;");
+  outFile.writeLine("import java.sql.*;");
+  outFile.writeLine("import javax.sql.*;");
+	outFile.writeLine("import javax.ejb.*");
+
+	outFile.writeLine("\t");
+	outFile.writeLine("\t");
+
+  outFile.writeLine(String("public class ")+className+String("DA"));
+	outFile.writeLine("{");
+  outFile.writeLine("  public List readAll()throws SQLException");
+  outFile.writeLine("  {");
+  outFile.writeLine("    Statement statement=null;");
+	outFile.writeLine("    ResultSet rs=null;");
+	outFile.writeLine("    Connection connection=null;");
+	outFile.writeLine("    String strQuery=null;");
+	outFile.writeLine("    List list=null;");
+	outFile.writeLine("\t");
+
+  outFile.writeLine("    try");
+	outFile.writeLine("    {");
+	outFile.writeLine(String("        ")+className+String(" ")+instanceName+String(" = new ")+className+String("();"));
+  outFile.writeLine("        connection=getConnection();");
+	outFile.writeLine("        statement=connection.createStatement();");
+	outFile.writeLine("        list=new ArrayList();");
+  select="        strQuery=\"select ";
+	for(int index=0;index<originals.size();index++)
+	{
+	  select+=originals[index].getName();
+		if(index<originals.size()-1)select+=String(", ");
+	}
+	select+=String(" from ")+tableName+String("\";");
+	outFile.writeLine(select);
+  outFile.writeLine("        rs=statement.executeQuery(strQuery);");
+	outFile.writeLine("        while(rs.next())");
+	outFile.writeLine("        {");
+	for(index=0;index<variables.size();index++)
+	{
+	  NameValuePair &original=originals[index];
+    NameValuePair &variable=variables[index];
+	  outFile.writeLine(String("          ")+instanceName+String(".")+makeMutator(variable.getName())+String("(rs.get")+makeFirstUpper(variable.getValue())+String("(\"")+original.getName()+String("\"));"));
+	}
+	outFile.writeLine(String("          list.add(")+instanceName+String(");"));
+	outFile.writeLine("        }");
+	outFile.writeLine("        return list;");
+  outFile.writeLine("    }");
+	outFile.writeLine("    finally");
+	outFile.writeLine("    {");
+  outFile.writeLine("      if(null!=rs)rs.close();");
+	outFile.writeLine("      if(null!=statement)statement.close();");
+	outFile.writeLine("    }");
+	outFile.writeLine(" }");
+
+
+  outFile.writeLine(" private Connection getConnection()throws SQLException");
+  outFile.writeLine(" {");
+  outFile.writeLine("   try");
+  outFile.writeLine("   {");
+  outFile.writeLine("     InitialContext jndiCntx=new InitialContext();");
+  outFile.writeLine(String("     DataSource ds=(DataSource)jndiCntx.lookup(\"java:")    +databaseName+String("\")"));
+  outFile.writeLine("     jndiCntx.close();");
+  outFile.writeLine("     return ds.getConnection();");
+  outFile.writeLine("   }");
+  outFile.writeLine("   catch(NamingException exception)");
+  outFile.writeLine("   {");
+  outFile.writeLine("     message(\"[getConnection] Object not found\");");
+  outFile.writeLine("     throw new EJBException(exception);");
+  outFile.writeLine("   }");
+  outFile.writeLine(" }");
+
+  outFile.writeLine("};");
+	outFile.close();
+	return true;
+}
+
+bool ClassMapper::mapType(const String &type,String &mapped)
+{
+  for(int index=0;index<mNameValuePairs.size();index++)
+	{
+	  NameValuePair &nameValuePair=mNameValuePairs[index];
+		if(nameValuePair.getName()==type)return mapped=nameValuePair.getValue(),true;
+	}
+	return false;
+}
+
+bool ClassMapper::loadMapping(const String &strPathMapFile)
+{
+  File inFile;
+	String strLine;
+	String key;
+	String value;
+
+  mNameValuePairs.remove();
+	if(!inFile.open(strPathMapFile,"rb"))return false;
+	while(true)
+	{
+	  inFile.readLine(strLine);
+		if(strLine.isNull())break;
+		key=strLine.betweenString(0,'=');
+		value=strLine.betweenString('=',0);
+		mNameValuePairs.insert(&NameValuePair(key,value));
+	}
+	return true;
+}
+
+String ClassMapper::makeHungarian(const String &name)
+{
+  String hungarianName;
+
+  int length=name.length();
+	for(int index=0;index<length;index++)
+	{
+	  char ch=name.charAt(index);
+		if(ch=='_')
+		{
+		  if(index+1>=length)break;
+			index++;
+		  ch=toupper(name.charAt(index));
+			hungarianName+=ch;
+		}
+		else hungarianName+=ch;
+	}
+	return hungarianName;
+}
+
+String ClassMapper::makeAccessor(const String &name)
+{
+  String str;
+
+	str+="get";
+	str+=toupper(name.charAt(0));
+	str+=name.substr(1);
+  return str;
+}
+
+String ClassMapper::makeMutator(const String &name)
+{
+  String str;
+
+	str+="set";
+	str+=toupper(name.charAt(0));
+	str+=name.substr(1);
+  return str;
+}
+
+String ClassMapper::makeFirstUpper(const String &name)
+{
+  String str;
+	str+=toupper(name.charAt(0));
+	str+=name.substr(1);
+	return str;
+}
+
+String ClassMapper::makeFirstLower(const String &name)
+{
+  String str;
+	str+=tolower(name.charAt(0));
+	str+=name.substr(1);
+	return str;
+}
+
+int main(int argc,char **argv)
+{
+  if(8!=argc)
+	{
+	  printf("USAGE: mapclass <java{c#}><packagename><classname><databasename><tablename><pathtomappingtable><pathtotable>\n");
+	  printf("(ie) mapclass c# zbi.risk.server.vhi.mapped Historic DRMS dt_main_positions c:\\work\\classgen\\mapping.txt c:\\work\\classgen\\table.txt\n");
+		printf("where 'table.txt' contains lines of pairs...\n");
+		printf("trade_date	smalldatetime	4	0\n\n");
+		printf("and 'mapping.txt' contains lines of pairs...\n");
+		printf("nvarchar=string\n");
+    printf("decimal=decimal\n");
+		return 0;
+	}
+  ClassMapper classMapper;
+  if(!classMapper.createClass(argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],argv[7]))return 1;
+	return 0;
+}
+
+