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  • java中判断Object对象类型

    Object param = params.get(i);
       if (param instanceof Integer) {
        int value = ((Integer) param).intValue();
        prepStatement.setInt(i + 1, value);
       } else if (param instanceof String) {
        String s = (String) param;
        prepStatement.setString(i + 1, s);
       } else if (param instanceof Double) {
        double d = ((Double) param).doubleValue();
        prepStatement.setDouble(i + 1, d);
       } else if (param instanceof Float) {
        float f = ((Float) param).floatValue();
        prepStatement.setFloat(i + 1, f);
       } else if (param instanceof Long) {
        long l = ((Long) param).longValue();
        prepStatement.setLong(i + 1, l);
       } else if (param instanceof Boolean) {
        boolean b = ((Boolean) param).booleanValue();
        prepStatement.setBoolean(i + 1, b);
       } else if (param instanceof Date) {
        Date d = (Date) param;
        prepStatement.setDate(i + 1, (Date) param);
       }  
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  • 原文地址:https://www.cnblogs.com/Jeremy2001/p/7251166.html
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