/**
* 查询知识库讨论主题
*
* @param paraMap 输入参数所有对象封装在Map
* @return 输出参数所有对象封装在Map
* @throws SysException
* @throws AppException
*/
public Map findKbTopic4REST(Map paraMap) throws SysException, AppException {
Map resultMap = new HashMap();
try {
// String urlStr = SysConfigData.getSysConfigCurValue(
// SysConstants.SYS_CONFIG_SMS_SERVER_ADDR, null, null, null,
// null, null);
paraMap.put("module", "topicApi");
paraMap.put("action", "list");
paraMap.put("api_key", "userapi");
String paramStr = prepareParam(paraMap);
String urlStr =
SysConfigData.getSysConfigCurValue(
SysConstants.SYS_CONFIG_MOS_JFORUM_ADDR, null, null, null, null, null);
urlStr = urlStr + "topicApi/list.page";
urlStr = urlStr + "?" + paramStr;
URL url = new URL(urlStr);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
// 设置发送请求的方式
conn.setRequestMethod("POST");
// 设置参数的格式类型
conn.setRequestProperty("Content-Type", "text/html;charset=utf-8");
// 打开输入输出，在output中传输参数
conn.setDoInput(true);
conn.setDoOutput(true);
OutputStream os = conn.getOutputStream();
os.close();
// 正常时返回的状态码为200
if (conn.getResponseCode() == 200) {
// 获取返回的内容
BufferedReader br =
new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
// 输出返回的信息
String line;
StringBuffer contentBuffer = new StringBuffer();
while ((line = br.readLine()) != null) {
System.out.println(line);
contentBuffer.append(line);
}
System.out.print(contentBuffer.toString());
br.close();
Document doc = null;
List topicList = new ArrayList();
// 下面的是通过解析xml字符串的
doc = DocumentHelper.parseText(contentBuffer.toString()); // 将字符串转为XML
Element rootElt = doc.getRootElement(); // 获取根节点
Element forumsElement = rootElt.element("topics");
Iterator topicItr = forumsElement.elementIterator("topic"); // 获取topic节点列表
// 遍历forum节点
while (topicItr.hasNext()) {
Element topicElt = (Element) topicItr.next();
KbTopicSVO kbTopicSVO = new KbTopicSVO();
kbTopicSVO.setTopicId(topicElt.attributeValue("id"));
kbTopicSVO.setTopicTitle(topicElt.attributeValue("title"));
kbTopicSVO.setTopicDesc(topicElt.getText());
kbTopicSVO.setTopicReplies(Integer.parseInt(topicElt.attributeValue("replies")));
kbTopicSVO.setPostUserName(topicElt.attributeValue("postUserName"));
kbTopicSVO.setTopicTime(
DateUtil.to_date(topicElt.attributeValue("firstPostTime"), DATE_FORMAT));
kbTopicSVO.setFirstPostTime(DateUtil.date2Str(kbTopicSVO.getTopicTime()));
topicList.add(kbTopicSVO);
}
resultMap.put("topicList", topicList);
} else {
log.info("POST" + " [ERROR] CODE: " + conn.getResponseCode());
}
} catch (ProtocolException ptclEx) {
log.info(ptclEx.toString());
throw new AppException("", "调用RESTful接口时协议异常！");
} catch (IOException ioEx) {
log.info(ioEx.toString());
throw new AppException("", "方法体内进行输入输出操作时异常！");
} catch (DocumentException docEx) {
log.info(docEx.toString());
throw new AppException("", "解析调用RESTful接口返回参数时异常！");
}
return resultMap;
}
