internalcolumndao.java

WAP PUSH后台源码,WAP PUSH后台源码

            element.put(fieldName, value);
          } else if ("int".equals(fieldType)) {
            element.put(fieldName, String.valueOf(rs.getInt(columnName)));
          } else if ("long".equals(fieldType)) {
            element.put(fieldName, String.valueOf(rs.getLong(columnName)));
          } else if ("float".equals(fieldType)) {
            element.put(fieldName, String.valueOf(rs.getFloat(columnName)));
          }
        }
        list.add(element);
      }
      return list;
    } catch(SQLException e) {
      Debug.println(sql + "\n" + "SQLException while execute queryBySql mothod :\n" + e);
      throw new SysException("SQLException while execute queryBySql mothod :\n" + e);
    } finally {
      closeResultSet(rs);
      closeStatement(stmt);
      closeConnection(dbConnection);
    }
  }
  public static int getRowCountBySql(String sql) throws SysException {
    Connection dbConnection = null;
    Statement stmt = null;
    ResultSet rs = null;
    int rowCount = 0;
    try {
      dbConnection = getDBConnection();
      stmt = dbConnection.createStatement();
      rs = stmt.executeQuery(sql);
      if ( rs.next() ) {
        rowCount = rs.getInt(1);
      }else{
        Debug.println(sql + "\n" + "ERROR in get row count!!");
        throw new SysException("ERROR in get row count!!");
      }
      return rowCount;
    } catch(SQLException e) {
      Debug.println(sql + "\n" + "SQLException while execute getRowCountBySql mothod :\n" + e);
      throw new SysException("SQLException while execute getRowCountBySql mothod :\n" + e);
    } finally {
      closeResultSet(rs);
      closeStatement(stmt);
      closeConnection(dbConnection);
    }
  }
  public static Collection queryAll() throws SysException {
    String sql = "SELECT ROWID, WAP_TITLE, WAP_CONTENT FROM WAP_INTERNAL_COLUMN";
    return queryBySql(sql);
  }
  public static Collection queryAll(int beginRow, int endRow) throws SysException {
    String sql = "SELECT ROWID, WAP_TITLE, WAP_CONTENT FROM WAP_INTERNAL_COLUMN";
    return queryBySql(sql, beginRow, endRow);
  }
  public static int getRowCountOfAll() throws SysException {
    String sql = "SELECT COUNT(*) FROM WAP_INTERNAL_COLUMN";
    return getRowCountBySql(sql);
  }
  public static InternalColumnModel toModel(Hashtable element) {
    InternalColumnModel model = new InternalColumnModel();
    model.setWapTitle((String)element.get("wapTitle"));
    model.setWapContent((String)element.get("wapContent"));
    return model;
  }
  public static Collection allToModel(Collection coll) {
    Collection value = new ArrayList();
    Iterator it = coll.iterator();
    while (it.hasNext()) {
      value.add(toModel((Hashtable)it.next()));
    }
    return value;
  }
  public static int getSequenceNextValue() throws SysException {
    String sql = "SELECT * FROM WAP_SEQUENCE WHERE TABLE_NAME = 'WAP_INTERNAL_COLUMN'";
    Connection dbConnection = null;
    Statement stmt = null;
    ResultSet rs = null;
    int lastValue = 1;
    try {
      dbConnection = getDBConnection();
      stmt = dbConnection.createStatement();
      rs = stmt.executeQuery(sql);
      if ( rs.next() ) {
        lastValue = rs.getInt("LAST_VALUE");
        int minValue = rs.getInt("MIN_VALUE");
        int maxValue = rs.getInt("MAX_VALUE");
        int incrementBy = rs.getInt("INCREMENT_BY");
        int cycle = rs.getInt("CYCLE");
        if (lastValue < 0) {
          Debug.println("id last value can't smaller than 0");
          throw new SysException("id last value can't smaller than 0");
        }
        if (minValue < 0) {
          Debug.println("id min value can't smaller than 0");
          throw new SysException("id min value can't smaller than 0");
        }
        if (maxValue < 0) {
          Debug.println("id max value can't smaller than 0");
          throw new SysException("id max value can't smaller than 0");
        }
        if (incrementBy < 1) {
          Debug.println("id increment value can't smaller than 1");
          throw new SysException("id increment value can't smaller than 1");
        }
        if (cycle != 0 && cycle != 1) {
          Debug.println("id cycle value error, it can be 0 or 1 only");
          throw new SysException("id cycle value error, it can be 0 or 1 only");
        }
        if (lastValue < minValue) {
          Debug.println("id value is " + lastValue + ": \n" + "id value can't smaller than min value");
          throw new SysException("id value can't smaller than min value");
        }
        if (minValue >= maxValue) {
          Debug.println("id max value must bigger than min value");
          throw new SysException("id max value must bigger than min value");
        }
        if (lastValue > maxValue) {
          if (cycle == 0) {
            Debug.println("id value is " + lastValue + ": \n" + "id value exceeds max value");
            throw new SysException("id value exceeds max value");
          } else {
            lastValue = minValue;
          }
        }
        sql = "UPDATE WAP_SEQUENCE SET LAST_VALUE = " + (lastValue + incrementBy) + " WHERE TABLE_NAME = 'WAP_INTERNAL_COLUMN'";
        stmt.executeUpdate(sql);
      }else{
        sql = "INSERT INTO WAP_SEQUENCE (TABLE_NAME, LAST_VALUE, MIN_VALUE, MAX_VALUE, INCREMENT_BY, CYCLE) VALUES ('WAP_INTERNAL_COLUMN', 2, 1, 999999999, 1, 1)";
        stmt.executeUpdate(sql);
      }
      return lastValue;
    } catch(SQLException e) {
      Debug.println(sql + "\n" + "SQLException while execute getRowCountBySql method :\n" + e);
      throw new SysException("SQLException while execute getRowCountBySql method :\n" + e);
    } finally {
      closeResultSet(rs);
      closeStatement(stmt);
      closeConnection(dbConnection);
    }
  }
  protected static String getInsertSQL(InternalColumnModel model) {
    String sql = "";
    if (Database.dbType == DBType.ORACLE) {
      sql = "INSERT INTO WAP_INTERNAL_COLUMN (WAP_TITLE, WAP_CONTENT) VALUES ('"
          + Function.writeDBEncode(model.getWapTitle()) + "', '"
          + Function.writeDBEncode(model.getWapContent()) + "')";
    } else if (Database.dbType == DBType.SQLSERVER) {
      sql = "INSERT INTO WAP_INTERNAL_COLUMN (WAP_TITLE, WAP_CONTENT) VALUES ('"
          + Function.writeDBEncode(model.getWapTitle()) + "', '"
          + Function.writeDBEncode(model.getWapContent()) + "')";
    } else if (Database.dbType == DBType.MYSQL) {
      sql = "INSERT INTO WAP_INTERNAL_COLUMN (WAP_TITLE, WAP_CONTENT) VALUES ('"
          + Function.writeDBEncode(model.getWapTitle()) + "', '"
          + Function.writeDBEncode(model.getWapContent()) + "')";
    }
    return sql;
  }
  protected static String getUpdateSQL(String rowid, InternalColumnModel model) {
    String sql = "UPDATE WAP_INTERNAL_COLUMN SET WAP_TITLE = '"
          + Function.writeDBEncode(model.getWapTitle()) + "', WAP_CONTENT = '"
          + Function.writeDBEncode(model.getWapContent()) + "'"
          + " WHERE ROWID = '" + rowid + "'";
    return sql;
  }
  protected static String getDeleteSQL(String rowid) {
    String sql = "DELETE FROM WAP_INTERNAL_COLUMN"
          + " WHERE ROWID = '" + rowid + "'";
    return sql;
  }
  protected static String getDeleteSQL(String[] rowids) {
    String sql = "DELETE FROM WAP_INTERNAL_COLUMN WHERE 1 = 2";
      for ( int i = 0; i < rowids.length; i++ ) {
        sql += " OR (ROWID = '" + rowids[i] + "')";
      }
    return sql;
  }
  protected static String getFindByPKSQL(String rowid) {
    String sql = "SELECT * FROM WAP_INTERNAL_COLUMN"
          + " WHERE ROWID = '" + rowid + "'";
    return sql;
  }
  protected static boolean isValidData(InternalColumnModel model) {
    return true;
  }
  private static Connection getDBConnection() throws SysException {
    return Database.getConnection();
  }
  private static void closeConnection(Connection dbConnection) throws SysException {
    try {
      if (dbConnection != null && !dbConnection.isClosed()) {
        dbConnection.close();
        dbConnection = null;
      }
    } catch (SQLException se) {
      //throw new SysException("SQL Exception while closing DB connection : \n" + se);
    }
  }
  private static void closeResultSet(ResultSet result) throws SysException {
    try {
      if (result != null) {
        result.close();
      }
    } catch (SQLException se) {
      //throw new SysException("SQL Exception while closing Result Set : \n" + se);
    }
  }
  private static void closeStatement(Statement stmt) throws SysException {
    try {
      if (stmt != null) {
        stmt.close();
      }
    } catch (SQLException se) {
      //throw new SysException("SQL Exception while closing Statement : \n" + se);
    }
  }
  public static void main(String[] args) throws Exception{
    String action = "";
    if (args.length == 1) {
      action = args[0];
    }
    if (action == null || "".equals(action)) {

    } else if ("insert".equalsIgnoreCase(action)) {
      InternalColumnModel model=new InternalColumnModel();
      model.setWapTitle("abc");
      model.setWapContent("abc");
      InternalColumnModel internalColumnModel = InternalColumnBean.insert(model);
    }else if ("update".equalsIgnoreCase(action)){
      InternalColumnModel internalColumnModel = InternalColumnBean.findByPK("AAADZ1AAHAAAd4KAAA");
      String wapTitle = internalColumnModel.getWapTitle();
      String wapContent = internalColumnModel.getWapContent();
      internalColumnModel.setWapTitle(wapTitle);
      internalColumnModel.setWapContent(wapContent);
      update("AAADZ1AAHAAAd4KAAA", internalColumnModel);
    }else if ("delete".equalsIgnoreCase(action)){
      String[] rowids = new String[3];
      rowids[0] = "AAADZ1AAHAAAd4KAAA";
      rowids[1] = "AAADZ1AAHAAAd4KAAB";
      rowids[2] = "AAADZ1AAHAAAd4KAAC";
      InternalColumnBean.delete(rowids);
    }else if ("findByPK".equalsIgnoreCase(action)){
      InternalColumnModel internalColumnModel = InternalColumnBean.findByPK("AAADZ1AAHAAAd4KAAA");
      String wapTitle = internalColumnModel.getWapTitle();
      String wapContent = internalColumnModel.getWapContent();
      System.out.println("wapTitle = " + wapTitle);
      System.out.println("wapContent = " + wapContent);
    }else if ("queryBySql".equalsIgnoreCase(action)){
      Collection coll = InternalColumnBean.queryBySql("SELECT ROWID, WAP_TITLE, WAP_CONTENT FROM WAP_INTERNAL_COLUMN");
    }else if ("getRowCountBySql".equalsIgnoreCase(action)){
      int rowCount = InternalColumnBean.getRowCountBySql("SELECT COUNT(*) FROM WAP_INTERNAL_COLUMN");
      System.out.println("rowCount = " + rowCount);
    }else if ("queryAll".equalsIgnoreCase(action)){
      Collection coll = InternalColumnBean.queryAll();
      Iterator it = coll.iterator();
      while ( it.hasNext() ) {
        Hashtable element = (Hashtable)it.next();
        String rowid = (String)element.get("rowid");
        String wapTitle = (String)element.get("wapTitle");
        String wapContent = (String)element.get("wapContent");
        System.out.print("rowid = " + rowid + ",\t");
        System.out.print("wapTitle = " + wapTitle + ",\t");
        System.out.print("wapContent = " + wapContent + "\n");
      }
    }else if ("getRowCountOfAll".equalsIgnoreCase(action)){
      int rowCount = InternalColumnBean.getRowCountOfAll();
      System.out.println("rowCount = " + rowCount);
    }else if ("getSequenceNextValue".equalsIgnoreCase(action)){
      int sequenceValue = InternalColumnBean.getSequenceNextValue();
      System.out.println("sequenceValue = " + sequenceValue);
    }
  }
}
/*
String wapTitle = (model==null?"":model.getWapTitle());
String wapContent = (model==null?"":model.getWapContent());
String wapTitle = PageUtil.parseStringField(request.getParameter("wapTitle"), "wapTitle", false, 29);
String wapContent = PageUtil.parseStringField(request.getParameter("wapContent"), "wapContent", false, 199);


String wapTitle = PageUtil.parseStringField(request.getParameter("wapTitle"), "wapTitle", false, 30);
String wapContent = PageUtil.parseStringField(request.getParameter("wapContent"), "wapContent", false, 200);
String wapTitle = (model==null?"":""+model.getWapTitle());
String wapContent = (model==null?"":""+model.getWapContent());

Collection coll = InternalColumnBean.queryAll((pageNum-1) * pageRow + 1, pageNum * pageRow);
Iterator it = coll.iterator();
while ( it.hasNext() ) {
    Hashtable element = (Hashtable)it.next();
    InternalColumnModel internalColumnModel = InternalColumnBean.toModel(element);
    String wapTitle = internalColumnModel.getWapTitle();
    String wapContent = internalColumnModel.getWapContent();

        excel.setCellData(new ExcelCell(ExcelUtil.STRING_CELL_TYTE, currRow, currCol++), wapTitle+"");
        excel.setCellData(new ExcelCell(ExcelUtil.STRING_CELL_TYTE, currRow, currCol++), wapContent+"");
*/