1 package org.apache.turbine.services.jsonrpc;
2
3 import java.io.CharArrayWriter;
4 import java.text.ParseException;
5
6 import javax.servlet.http.HttpServletRequest;
7
8 import org.apache.commons.logging.Log;
9 import org.apache.commons.logging.LogFactory;
10 import org.json.JSONArray;
11 import org.json.JSONObject;
12
13 import com.metaparadigm.jsonrpc.JSONRPCBridge;
14 import com.metaparadigm.jsonrpc.JSONRPCResult;
15
16 public class JSONProcessor
17 {
18 /*** Log. */
19 private static Log log = LogFactory.getLog(JSONProcessor.class);
20
21 public static Object processCall(CharArrayWriter cdata, JSONRPCBridge json_bridge, HttpServletRequest request)
22 {
23
24 JSONObject json_req = null;
25 Object json_res = null;
26 try
27 {
28 json_req = new JSONObject(cdata.toString());
29 if (log.isDebugEnabled())
30 {
31 String methodName = (String) json_req.getString("method");
32 JSONArray arguments = json_req.getJSONArray("params");
33
34
35 int object_id = json_req.optInt("objectID");
36 StringBuffer sb = new StringBuffer(".doprocessCall(): call ");
37 if (object_id != 0)
38 {
39 sb.append("objectID=").append(object_id).append(" ");
40 }
41 sb.append(methodName).append("(").append(arguments).append(")");
42 log.debug(sb.toString());
43 }
44
45 json_res = json_bridge.call(new Object[] {request}, json_req);
46 }
47 catch (ParseException e)
48 {
49 log.error(".processCall(): can't parse call: " + cdata, e);
50 json_res = JSONRPCResult.MSG_ERR_PARSE;
51 }
52
53 if (log.isDebugEnabled())
54 {
55 log.debug(".processCall(): returns " + json_res.toString());
56 }
57 return json_res;
58 }
59
60 }