Map countryList = new HashMap();
String str = "http://10.10.10.25/TEPortalIntegration/CustomerPortalAppIntegrationService.svc/PaymentSchedule/PEPL/Unit336";
try {
URL url = new URL(str);
URLConnection urlc = url.openConnection();
BufferedReader bfr = new BufferedReader(new InputStreamReader(
urlc.getInputStream()));
String line, des;
double title;
final StringBuilder builder = new StringBuilder(2048);
while ((line = bfr.readLine()) != null) {
builder.append(line);
}
// convert response to JSON array
final JSONArray jsa = new JSONArray(builder.toString());
// extract out data of interest
for (int i = 0; i < jsa.length(); i++) {
final JSONObject jo = (JSONObject) jsa.get(i);
title = jo.getDouble("NetAmount");
countryList.put(i, title);
}
System.out.println(countryList); /* Giving result if i run in Console*/
} catch (Exception e) {
// TODO: handle exception
}
renderRequest.setAttribute("out-string", countryList);
上面的代码是从 java 客户端使用 JSON Web 服务。我可以从 Java 控制台应用程序访问它。但是当尝试使用 JSP 或 Liferay 时,它不起作用。在 JSP 中它给出 java.lang.NoClassDefFoundError: org/json/JSONArray。请帮我修复它。我是否需要向库中添加更多 jar 文件以使其在 JSP 中工作?