* Create a new bridge for every request to aviod all the problems with
* JSON-RPC-Java storing the bridge in the session
*/
HttpSession session = request.getSession();
JSONRPCBridge jsonrpcBridge = new JSONRPCBridge();
jsonrpcBridge.registerObject(serviceName, serviceInstance, serviceInterface);
session.setAttribute("JSONRPCBridge", jsonrpcBridge);
// Encode using UTF-8, although We are actually ASCII clean as
// all unicode data is JSON escaped using backslash u. This is
// less data efficient for foreign character sets but it is
// needed to support naughty browsers such as Konqueror and Safari
// which do not honour the charset set in the response
response.setContentType("text/plain;charset=utf-8");
OutputStream out = response.getOutputStream();
// Decode using the charset in the request if it exists otherwise
// use UTF-8 as this is what all browser implementations use.
// The JSON-RPC-Java JavaScript client is ASCII clean so it
// although here we can correctly handle data from other clients
// that do not escape non ASCII data
String charset = request.getCharacterEncoding();
if (charset == null) {
charset = "UTF-8";
}
BufferedReader in = new BufferedReader(new InputStreamReader(request.getInputStream(), charset));
// Read the request
CharArrayWriter data = new CharArrayWriter();
char buf[] = new char[BUF_SIZE];
int ret;
while ((ret = in.read(buf, 0, BUF_SIZE)) != -1) {
data.write(buf, 0, ret);
}
// Process the request
JSONObject jsonReq = null;
JSONRPCResult jsonResp = null;
try {
jsonReq = new JSONObject(data.toString());
String method = jsonReq.getString("method");
if ((method != null) && (method.indexOf('.') < 0)) {
jsonReq.putOpt("method", serviceName + "." + method);
}
jsonResp = jsonrpcBridge.call(new Object[] {request}, jsonReq);
} catch (ParseException e) {
throw new RuntimeException("Unable to parse request", e);
}
byte[] bout = jsonResp.toString().getBytes("UTF-8");