protected boolean adbCall()

in src/com/facebook/buck/cli/AdbCommandRunner.java [199:265]
54 lines of code
11 McCabe index (conditional complexity)

  protected boolean adbCall(AdbOptions options,
                            TargetDeviceOptions deviceOptions,
                            ExecutionContext context,
                            AdbCallable adbCallable) {

    // Initialize adb connection.
    AndroidDebugBridge adb = createAdb(context);
    if (adb == null) {
      console.printBuildFailure("Failed to create adb connection.");
      return false;
    }

    // Build list of matching devices.
    List<IDevice> devices = filterDevices(adb.getDevices(), options, deviceOptions);
    if (devices == null) {
      return false;
    }

    int adbThreadCount = options.getAdbThreadCount();
    if (adbThreadCount <= 0) {
      adbThreadCount = devices.size();
    }

    // Start executions on all matching devices.
    List<ListenableFuture<Boolean>> futures = Lists.newArrayList();
    ListeningExecutorService executorService =
        listeningDecorator(newMultiThreadExecutor(getClass().getSimpleName(), adbThreadCount));
    for (final IDevice device : devices) {
      futures.add(executorService.submit(adbCallable.forDevice(device)));
    }

    // Wait for all executions to complete or fail.
    List<Boolean> results = null;
    try {
      results = Futures.allAsList(futures).get();
    } catch (ExecutionException ex) {
      console.printBuildFailure("Failed: " + adbCallable);
      ex.printStackTrace(console.getStdErr());
      return false;
    } catch (InterruptedException ex) {
      console.printBuildFailure("Interrupted.");
      ex.printStackTrace(console.getStdErr());
      return false;
    } finally {
      executorService.shutdownNow();
    }

    int successCount = 0;
    for (Boolean result : results) {
      if (result) {
        successCount++;
      }
    }
    int failureCount = results.size() - successCount;

    // Report results.
    if (successCount > 0) {
      console.printSuccess(
          String.format("Succesfully ran %s on %d device(s)", adbCallable, successCount));
    }
    if (failureCount > 0) {
      console.printBuildFailure(
          String.format("Failed to %s on %d device(s).", adbCallable, failureCount));
    }

    return failureCount == 0;
  }