package kmd.commo;import javax.servlet.http.HttpServletRequest;/** 頁面參數 * <p>Title:</p> * <p>Description: </p> * <p>Copyright: Copyright (c) 2007</p> * <p>Company: 重慶科美達電腦有限公司</p> * @author * @version 1.0 */public class RequestParameter {  private HttpServletRequest request = null;  public RequestParameter(HttpServletRequest _request) {    request = _request;  }  public long getLong(String name, long defaultvalue) {    try {      String value = request.getParameter(name);      return Long.parseLong(value);    }    catch (Exception ex) {}    return defaultvalue;  }  public long getLong(String name) throws Exception {    try {      String value = request.getParameter(name);      return Long.parseLong(value);    }    catch (Exception ex) {      throw new Exception(ex.getMessage());    }  }  public float getFloat(String name, long defaultvalue) {      try {        String value = request.getParameter(name);        return Float.parseFloat(value);      }      catch (Exception ex) {}      return defaultvalue;    }    public float getFloat(String name) throws Exception {      try {        String value = request.getParameter(name);        return Float.parseFloat(value);      }      catch (Exception ex) {        throw new Exception(ex.getMessage());      }    }  public String getString(String name, String defaultvalue) {    String value = request.getParameter(name);    if (value != null) {      return value;    }    return defaultvalue;  }  public String getString(String name) throws Exception {    String value = request.getParameter(name);    if (value != null) {      return value;    }    throw new Exception("參數不存在");  }  public int getInt(String name, int defaultvalue) {    try {      String value = request.getParameter(name);      return Integer.parseInt(value);    }    catch (Exception ex) {}    return defaultvalue;  }  public int getInt(String name) throws Exception {    try {      String value = request.getParameter(name);      return Integer.parseInt(value);    }    catch (Exception ex) {      throw new Exception(ex.getMessage());    }  }  public java.sql.Date getDate(String name, java.sql.Date defaultvalue) {    try {      String value = request.getParameter(name);      return java.sql.Date.valueOf(value);    }    catch (Exception ex) {}    return defaultvalue;  }  public java.sql.Date getDate(String name) throws Exception {    try {      String value = request.getParameter(name);      return java.sql.Date.valueOf(value);    }    catch (Exception ex) {      throw new Exception(ex.getMessage());    }  }}