Create and connect a new Route to the Mapper. Usage: .. code-block:: Python m = Mapper()

To determine if a task has changed when receiving a new schedule from the server.

Returns a singleton instance of PhoneUtils. The caller must call {@link #setGlobalContext(Context)} before calling this method.

Write a string to the system console.

print a log message with the current time and extra information @param a extra information to be logged

Return the number of tasks that have not been scheduled

Submit a MeasurementTask to the scheduler. Caller of this method can broadcast an intent with MEASUREMENT_ACTION to start the measurement immediately.

Returns the network that the phone is on (e.g. Wifi, Edge, GPRS, etc).

Returns the DeviceProperty needed to report the measurement result

Return the next task to be scheduled

Return a dict of all measurement parameters.

Sleep for the amount of time indicated. @param timeToSleep Time for which we pause the current thread @param useMs Toggles between units of milliseco

Returns the scheduler singleton instance. Should only be called from the UI thread.

Return a dict of all measurement values.

Create the receiver class, the reflection method for processPacket due to its visability and a received packet @throws NoSuchMethodException @throws S

Inserts a string into the console with the latest message on top.

Print ip connectivity and hostname resolvability result

Determine how much data was consumed by a task and update the data usage accordingly. @param result Structure holding the measurement result from whi

Broadcast an intent to update the system status.

@return An enum representing the data usage limit.

Return whether new tasks can be scheduled

Call this to determine if packets have been sent since initializing. @param expectedRcv Number of packets expected to be received by the device since

Match a url to our regexp. While the regexp might match, this operation isn't guaranteed as there's other factors that can c

Returns the Routes RequestConfig object. To get the Routes RequestConfig: >>> from routes import * >>> config = request_con

Helper function that sends a single packet and receives an empty packet back. @param serverAddr Echo server to calculate round trip @param size size o

Send packet according to the type and clientRecord @param type the type of the packet to be sent @param clientId the corresponding client identifier @

Query MLab-NS to get an FQDN for the given tool.

If on wifi, suspend the task until we go back to the cellular network. Use exponential back-off to calculate the wait time, with a limit of 500 s. Onc

Returns the last updated RSSI value

@return The current data limit in bytes.

Returns a brief human-readable descriptor of the task.

Lazily initializes the network managers. As a side effect, assigns connectivityManager and telephonyManager.

Prevents new tasks from being scheduled. Started task will still run to finish.

Persist service state to prefs.

Removes the quotes surrounding the string. If |str| is null, returns null.

Enables new tasks to be scheduled

Sets the current task being run. In the current implementation, the synchronized keyword is not needed because only one thread runs measurements and c

Store the data used this period and the beginning of the period in a file, in the format [time reset, in seconds]_[bytes used]. Note that the data us

Gets all the records for a specified type, subject to request parameters. Args: measurement: A Measurement entity. Return

Return a query for devices that can be accessed by the current user.

Factory method for getting measurement objects for display in measurement scheduler. Note that we need to pass a SortedDict to ensure t

Return the measurement value indexed by the given key.

Sends an RPC and returns the response. Args: request_path: The path to send the request to, eg /api/appversion/create. payload: The b

Main handler for the validation view. Note that this method is called from a request that is restricted to admin privileges. Args

Builds the ordered set of fields to display in the form for the specified measurement type. Args: measurement: A MeasurementTyp

Create fake devices. Args: n: Number of devices to create. extra_info: optional list of dictionaries, where dictionary x will

Creates a new urllib request.

Screen the kargs for a subdomain and alter it appropriately depending on the current subdomain or lack therof.

Wakes up the CPU of the phone if it is sleeping.

Calculate jitter as the standard deviation of one-way delays. Clock sync between client and server is not required since the clock offset will be canc

Get inversion number as the metric of UDP out-of-order count @return the inversion number of the current UDP burst

Returns whether a measurement can be run.

Pack the structure to the network message @return the network message in byte[] @throws MeasurementError stream writer failed

Determine how many packets, so far, have been sent (the contents of /proc/net/dev/). This is a global value. We use this to determine if any other app

Perform a checkin operation.

Release the CPU wake lock. WakeLock is reference counted by default: no need to worry about releasing someone else's wake lock

Remove all tasks that have not been scheduled

Restores content for consoleContent with the key prefKey.

Persists the content of the console as a JSON string

Sends a bunch of UDP packets of the size indicated and wait for the response. Counts how long it takes for all the packets to return. PAckets are cur

Sets the current RSSI value

Change the underlying adapter for the ListView. @param showUserResults If true, show user results; otherwise, show system results.