java请求参数转换

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public class HttpServletRequestUtil {
    //转换请求参数
    public static int getInt(HttpServletRequest request, String name) {
 
        //整型
        try {
            return Integer.decode(request.getParameter(name));
        } catch (Exception e) {
            return -1;
        }
    }
 
    public static long getLong(HttpServletRequest request, String name) {
       //长整型
        try {
            return Long.valueOf(request.getParameter(name));
        } catch (Exception e) {
            return -1;
        }
    }
 
    public static Double getDouble(HttpServletRequest request, String name) {
 
        try {
            return Double.valueOf(request.getParameter(name));
        } catch (Exception e) {
            return -1d;
        }
    }
 
    public static Boolean getBoolean(HttpServletRequest request, String name) {
 
        try {
            return Boolean.valueOf(request.getParameter(name));
        } catch (Exception e) {
            return false;
        }
    }
 
    public static String getString(HttpServletRequest request, String name) {
        try {
            String result = request.getParameter(name);
            if (result != null) {
                result = result.trim();
            }
            if ("".equals(result))
                result = null;
            return result;
        } catch (Exception e) {
            return null;
        }
    }
}

  

posted @   石shi  阅读(490)  评论(0编辑  收藏  举报
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