com.google.gwt.user.client.rpc.impl.RpcStatsContext Maven / Gradle / Ivy
/*
* Copyright 2010 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.user.client.rpc.impl;
import com.google.gwt.core.client.JavaScriptObject;
/**
* Sends stats events for RPC calls.
*/
public class RpcStatsContext {
/**
* A global counter/generator for ids to track any given request.
*/
private static int requestIdCounter;
static int getNextRequestId() {
return requestIdCounter++;
}
static int getLastRequestId() {
return requestIdCounter;
}
private int requestId;
public RpcStatsContext() {
this(getNextRequestId());
}
public RpcStatsContext(int requestId) {
this.requestId = requestId;
}
public native JavaScriptObject bytesStat(String method, int bytes, String eventType) /*-{
var stat = [email protected]::timeStat(Ljava/lang/String;Ljava/lang/String;)(method, eventType);
stat.bytes = bytes;
return stat;
}-*/;
public int getRequestId() {
return requestId;
}
/**
* Indicates if RPC statistics should be gathered.
*/
public native boolean isStatsAvailable() /*-{
return !!$stats;
}-*/;
/**
* Always use this as {@link #isStatsAvailable()} &&
* {@link #stats(JavaScriptObject)}.
*/
public native boolean stats(JavaScriptObject data) /*-{
return $stats(data);
}-*/;
public native JavaScriptObject timeStat(String method, String eventType) /*-{
return {
moduleName: @com.google.gwt.core.client.GWT::getModuleName()(),
sessionId: $sessionId,
subSystem: 'rpc',
evtGroup: [email protected]::requestId,
method: method,
millis: (new Date()).getTime(),
type: eventType
};
}-*/;
/**
* @param method
* @param result
* @param eventType
*/
public JavaScriptObject timeStat(String method, Object result, String eventType) {
return timeStat(method, eventType);
}
}