REST - GET Parameter

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@Path("/jsoncg")@GET@Produces({MediaType.APPLICATION_JSON, MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})public String getQueryDataByStatementGet(@QueryParam("sqlstmt") String sqlstmt){DBHana dbh = new DBHana();try {JSONArray jsa = new JSONArray(dbh.doSelect(sqlstmt));return "{\"DBHana\":" + jsa.toString() + "}";} catch (Exception e) {// TODO Auto-generated catch block//e.printStackTrace();return "Error:" + e.toString() + "<br/> With Statement:" + sqlstmt;}}