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String a = ServletActionContext.getRequest().getParameter("a");
String b = ServletActionContext.getRequest().getParameter("b");

String cc = new String(a.getBytes("iso-8859-1"),"UTF-8");
String cyq = new String(b.getBytes("iso-8859-1"),"UTF-8");

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String cyq = new String(b.getBytes("GBK"), "GBK");


String cc = new String(a.getBytes("ISO-8859-1"), "GB2312");
String cyq = new String(b.getBytes("ISO-8859-1"), "GB2312");

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