@Override
public void handleGET(CoapExchange exchange) {
if (content != null) {
exchange.respond(content);
} else {
String subtree = LinkFormat.serializeTree(this);
exchange.respond(ResponseCode.CONTENT, subtree, MediaTypeRegistry.APPLICATION_LINK_FORMAT);
}
}
@Override
public void handlePOST(CoapExchange exchange) {
String payload = exchange.getRequestText();
String[] parts = payload.split("\\?");
String[] path = parts[0].split("/");
Resource resource = create(new LinkedList<String>(Arrays.asList(path)));
Response response = new Response(ResponseCode.CREATED);
response.getOptions().setLocationPath(resource.getURI());
exchange.respond(response);
}
@Override
public void handlePOST(CoapExchange exchange) {
Response response = new Response(CoAP.ResponseCode.CONTENT);
int contentType = exchange.getRequestOptions().getContentFormat();
int acceptTypeVal = exchange.getRequestOptions().getAccept();
String acceptType = "";
switch (acceptTypeVal) {
case MediaTypeRegistry.APPLICATION_EXI:
break;
case MediaTypeRegistry.APPLICATION_XML:
acceptType = MediaType.APPLICATION_XML.getSubType();
break;
case MediaTypeRegistry.APPLICATION_JSON:
acceptType = MediaType.APPLICATION_JSON.getSubType();
break;
}
Resource02_Discovery rd = new Resource02_Discovery();
byte[] message = exchange.getRequestPayload();
InputStream isMsg = new ByteArrayInputStream(message);
StringRepresentation sr = new StringRepresentation("");
try {
switch (contentType) {
case MediaTypeRegistry.APPLICATION_EXI:
// decode first! TODO
// sr = rc.registerXmlHandler(isMsg, acceptType);
// byte[] exiMessage = codeSchemaLess(message);
// response.setPayload(exiMessage);
break;
case MediaTypeRegistry.APPLICATION_JSON:
sr = rd.discoveryJsonHandler(isMsg, acceptType);
response.setPayload(sr.getText());
break;
default:
response.setPayload(
"accept types supported: application/exi; application/xml; application/json");
}
} catch (ResourceException ex) {
Logger.getLogger(CoapR02_Discovery.class.getName()).log(Level.SEVERE, null, ex);
}
exchange.respond(response);
}
@Override
public void handleGET(CoapExchange exchange) {
String payload =
"Available commands:\n - GET: show statistics\n - POST write stats to file\n - DELETE: reset statistics\n\n";
payload += getStatString();
Response response = new Response(ResponseCode.CONTENT);
response.setPayload(payload);
response.getOptions().setContentFormat(MediaTypeRegistry.TEXT_PLAIN);
exchange.respond(response);
}
public void run() {
/*
* Calls performXXX Method. If an exception occurs it must be
* caught, to ensure, the thread doesn't stop.
*/
try {
resource.handleRequest(request.advanced());
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void handlePOST(CoapExchange exchange) {
// TODO include stopping the writing => make something for the whole
// proxy
// executor.shutdown();
// request.respond(CodeRegistry.RESP_DELETED, "Stopped",
// MediaTypeRegistry.TEXT_PLAIN);
// starting to log the stats on a new file
// create the new file
String logName = System.nanoTime() + CACHE_LOG_NAME;
final File cacheLog = new File(logName);
try {
cacheLog.createNewFile();
// write the header
com.google.common.io.Files.write(
"hits%, avg. load, #evictions \n", cacheLog, Charset.defaultCharset());
} catch (IOException e) {
}
executor.scheduleWithFixedDelay(
new Runnable() {
@Override
public void run() {
CacheStats cacheStats = cacheResource.getCacheStats().minus(relativeCacheStats);
String csvStats =
String.format(
"%.3f, %.3f, %d %n",
cacheStats.hitRate(),
cacheStats.averageLoadPenalty(),
cacheStats.evictionCount());
try {
com.google.common.io.Files.append(csvStats, cacheLog, Charset.defaultCharset());
} catch (IOException e) {
}
}
},
0,
DEFAULT_LOGGING_DELAY,
TimeUnit.SECONDS);
Response response = new Response(ResponseCode.CREATED);
response.setPayload("Creted log: " + logName);
response.getOptions().setContentFormat(MediaTypeRegistry.TEXT_PLAIN);
exchange.respond(response);
}
@Override
public void handleGET(CoapExchange exchange) {
exchange.setMaxAge(5);
exchange.respond(CONTENT, time, TEXT_PLAIN);
}
/**
* Handles the DELETE request in the given CoAPExchange. By default it responds with a 4.05
* (Method Not Allowed). Override this method to respond differently to DELETE requests. The
* response code to a DELETE request should be a Deleted (2.02).
*
* @param exchange the CoapExchange for the simple API
*/
public void handleDELETE(CoapExchange exchange) {
exchange.respond(ResponseCode.METHOD_NOT_ALLOWED);
}
@Override
public void handleGET(CoapExchange exchange) {
exchange.respond(CONTENT, LinkFormat.serializeTree(this), APPLICATION_LINK_FORMAT);
}
@Override
public void handleGET(CoapExchange exchange) {
exchange.respond(this.getURI() + this.getChildren());
}
@Override
public void handleDELETE(CoapExchange exchange) {
this.delete();
exchange.respond(ResponseCode.DELETED);
}
@Override
public void handlePUT(CoapExchange exchange) {
content = exchange.getRequestText();
exchange.respond(ResponseCode.CHANGED);
}
@Override
public void handleDELETE(CoapExchange exchange) {
// reset all the statistics
statsTable.clear();
exchange.respond(ResponseCode.DELETED);
}
@Override
public void handleDELETE(CoapExchange exchange) {
// reset the cache
relativeCacheStats = cacheResource.getCacheStats().minus(relativeCacheStats);
exchange.respond(ResponseCode.DELETED);
}
