content: /*
  **
  ** Copyright 2012, The Android Open Source Project
  **
  ** 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.android.commands.requestsync;
  
  import android.accounts.Account;
  import android.content.ContentResolver;
  import android.content.SyncRequest;
  import android.os.Bundle;
  
  import java.net.URISyntaxException;
  
  public class RequestSync {
      // agr parsing fields
      private String[] mArgs;
      private int mNextArg;
      private String mCurArgData;
  
      private int mExemptionFlag = ContentResolver.SYNC_EXEMPTION_NONE;
  
      enum Operation {
          REQUEST_SYNC {
              @Override
              void invoke(RequestSync caller) {
                  final int flag = caller.mExemptionFlag;
                  caller.mExtras.putInt(ContentResolver.SYNC_VIRTUAL_EXTRAS_EXEMPTION_FLAG, flag);
                  if (flag == ContentResolver.SYNC_EXEMPTION_NONE) {
                      System.out.println(
                              "Making a sync request as a background app.\n"
                              + "Note: request may be throttled by App Standby.\n"
                              + "To override this behavior and run a sync immediately,"
                              + " pass a -f or -F option (use -h for help).\n");
                  }
                  final SyncRequest request =
                          new SyncRequest.Builder()
                                  .setSyncAdapter(caller.mAccount, caller.mAuthority)
                                  .setExtras(caller.mExtras)
                                  .syncOnce()
                                  .build();
                  ContentResolver.requestSync(request);
              }
          },
          ADD_PERIODIC_SYNC {
              @Override
              void invoke(RequestSync caller) {
                  ContentResolver.addPeriodicSync(caller.mAccount, caller.mAuthority, caller.mExtras,
                          caller.mPeriodicIntervalSeconds);
              }
          },
          REMOVE_PERIODIC_SYNC {
              @Override
              void invoke(RequestSync caller) {
                  ContentResolver.removePeriodicSync(
                          caller.mAccount, caller.mAuthority, caller.mExtras);
              }
          };
  
          abstract void invoke(RequestSync caller);
      }
  
      private Operation mOperation;
  
      // account & authority
      private String mAccountName;
      private String mAccountType;
      private String mAuthority;
  
      private Account mAccount;
  
      private int mPeriodicIntervalSeconds;
  
      // extras
      private Bundle mExtras = new Bundle();
  
      /**
       * Command-line entry point.
       *
       * @param args The command-line arguments
       */
      public static void main(String[] args) {
          try {
              (new RequestSync()).run(args);
          } catch (IllegalArgumentException e) {
              showUsage();
              System.err.println("Error: " + e);
              e.printStackTrace();
          } catch (Exception e) {
              e.printStackTrace(System.err);
              System.exit(1);
          }
      }
  
      private void run(String[] args) throws Exception {
          mArgs = args;
          mNextArg = 0;
  
          final boolean ok = parseArgs();
          if (ok) {
              final Account account = mAccountName != null && mAccountType != null
                      ? new Account(mAccountName, mAccountType) : null;
  
              System.out.printf("Requesting sync for: \n");
              if (account != null) {
                  System.out.printf("  Account: %s (%s)\n", account.name, account.type);
              } else {
                  System.out.printf("  Account: all\n");
              }
  
              System.out.printf("  Authority: %s\n", mAuthority != null ? mAuthority : "All");
  
              if (mExtras.size() > 0) {
                  System.out.printf("  Extras:\n");
                  for (String key : mExtras.keySet()) {
                      System.out.printf("    %s: %s\n", key, mExtras.get(key));
                  }
              }
  
              mAccount = account;
  
              mOperation.invoke(this);
          }
      }
  
      private boolean parseArgs() throws URISyntaxException {
          mOperation = Operation.REQUEST_SYNC;
          if (mArgs.length > 0) {
              switch (mArgs[0]) {
                  case "add-periodic":
                      mNextArg++;
                      mOperation = Operation.ADD_PERIODIC_SYNC;
                      mPeriodicIntervalSeconds = Integer.parseInt(nextArgRequired());
                      break;
                  case "remove-periodic":
                      mNextArg++;
                      mOperation = Operation.REMOVE_PERIODIC_SYNC;
                      break;
              }
          }
  
          String opt;
          while ((opt=nextOption()) != null) {
              if (opt.equals("-h") || opt.equals("--help")) {
                  showUsage();
                  return false;
              } else if (opt.equals("-n") || opt.equals("--account-name")) {
                  mAccountName = nextArgRequired();
              } else if (opt.equals("-t") || opt.equals("--account-type")) {
                  mAccountType = nextArgRequired();
              } else if (opt.equals("-a") || opt.equals("--authority")) {
                  mAuthority = nextArgRequired();
              } else if (opt.equals("--is") || opt.equals("--ignore-settings")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_IGNORE_SETTINGS, true);
              } else if (opt.equals("--ib") || opt.equals("--ignore-backoff")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_IGNORE_BACKOFF, true);
              } else if (opt.equals("--dd") || opt.equals("--discard-deletions")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_DISCARD_LOCAL_DELETIONS, true);
              } else if (opt.equals("--nr") || opt.equals("--no-retry")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_DO_NOT_RETRY, true);
              } else if (opt.equals("--ex") || opt.equals("--expedited")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
              } else if (opt.equals("-i") || opt.equals("--initialize")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_INITIALIZE, true);
              } else if (opt.equals("-m") || opt.equals("--manual")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
              } else if (opt.equals("--od") || opt.equals("--override-deletions")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_OVERRIDE_TOO_MANY_DELETIONS, true);
              } else if (opt.equals("-u") || opt.equals("--upload-only")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_UPLOAD, true);
              } else if (opt.equals("--rc") || opt.equals("--require-charging")) {
                  mExtras.putBoolean(ContentResolver.SYNC_EXTRAS_REQUIRE_CHARGING, true);
              } else if (opt.equals("-e") || opt.equals("--es") || opt.equals("--extra-string")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putString(key, value);
              } else if (opt.equals("--esn") || opt.equals("--extra-string-null")) {
                  final String key = nextArgRequired();
                  mExtras.putString(key, null);
              } else if (opt.equals("--ei") || opt.equals("--extra-int")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putInt(key, Integer.valueOf(value));
              } else if (opt.equals("--el") || opt.equals("--extra-long")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putLong(key, Long.parseLong(value));
              } else if (opt.equals("--ef") || opt.equals("--extra-float")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putFloat(key, Long.parseLong(value));
              } else if (opt.equals("--ed") || opt.equals("--extra-double")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putFloat(key, Long.parseLong(value));
              } else if (opt.equals("--ez") || opt.equals("--extra-bool")) {
                  final String key = nextArgRequired();
                  final String value = nextArgRequired();
                  mExtras.putBoolean(key, Boolean.valueOf(value));
  
              } else if (opt.equals("-f") || opt.equals("--foreground")) {
                  mExemptionFlag = ContentResolver.SYNC_EXEMPTION_PROMOTE_BUCKET;
  
              } else if (opt.equals("-F") || opt.equals("--top")) {
                  mExemptionFlag = ContentResolver.SYNC_EXEMPTION_PROMOTE_BUCKET_WITH_TEMP;
  
              } else {
                  System.err.println("Error: Unknown option: " + opt);
                  showUsage();
                  return false;
              }
          }
  
          if (mNextArg < mArgs.length) {
              showUsage();
              return false;
          }
          return true;
      }
  
      private String nextOption() {
          if (mCurArgData != null) {
              String prev = mArgs[mNextArg - 1];
              throw new IllegalArgumentException("No argument expected after \"" + prev + "\"");
          }
          if (mNextArg >= mArgs.length) {
              return null;
          }
          String arg = mArgs[mNextArg];
          if (!arg.startsWith("-")) {
              return null;
          }
          mNextArg++;
          if (arg.equals("--")) {
              return null;
          }
          if (arg.length() > 1 && arg.charAt(1) != '-') {
              if (arg.length() > 2) {
                  mCurArgData = arg.substring(2);
                  return arg.substring(0, 2);
              } else {
                  mCurArgData = null;
                  return arg;
              }
          }
          mCurArgData = null;
          return arg;
      }
  
      private String nextArg() {
          if (mCurArgData != null) {
              String arg = mCurArgData;
              mCurArgData = null;
              return arg;
          } else if (mNextArg < mArgs.length) {
              return mArgs[mNextArg++];
          } else {
              return null;
          }
      }
  
      private String nextArgRequired() {
          String arg = nextArg();
          if (arg == null) {
              String prev = mArgs[mNextArg - 1];
              throw new IllegalArgumentException("Argument expected after \"" + prev + "\"");
          }
          return arg;
      }
  
      private static void showUsage() {
          System.err.println(
                  "Usage:\n" +
                  "\n" +
                  "  requestsync [options]\n" +
                  "    With no options, a sync will be requested for all account and all sync\n" +
                  "    authorities with no extras.\n" +
                  "    Basic options:\n" +
                  "       -h|--help: Display this message\n" +
                  "       -n|--account-name <ACCOUNT-NAME>\n" +
                  "       -t|--account-type <ACCOUNT-TYPE>\n" +
                  "       -a|--authority <AUTHORITY>\n" +
                  "    App-standby related options\n" +
                  "\n" +
                  "       -f|--foreground (cause WORKING_SET, FREQUENT sync adapters" +
                          " to run immediately)\n" +
                  "       -F|--top (cause even RARE sync adapters to run immediately)\n" +
                  "    ContentResolver extra options:\n" +
                  "      --is|--ignore-settings: Add SYNC_EXTRAS_IGNORE_SETTINGS\n" +
                  "      --ib|--ignore-backoff: Add SYNC_EXTRAS_IGNORE_BACKOFF\n" +
                  "      --dd|--discard-deletions: Add SYNC_EXTRAS_DISCARD_LOCAL_DELETIONS\n" +
                  "      --nr|--no-retry: Add SYNC_EXTRAS_DO_NOT_RETRY\n" +
                  "      --ex|--expedited: Add SYNC_EXTRAS_EXPEDITED\n" +
                  "      -i|--initialize: Add SYNC_EXTRAS_INITIALIZE\n" +
                  "      --m|--manual: Add SYNC_EXTRAS_MANUAL\n" +
                  "      --od|--override-deletions: Add SYNC_EXTRAS_OVERRIDE_TOO_MANY_DELETIONS\n" +
                  "      -u|--upload-only: Add SYNC_EXTRAS_UPLOAD\n" +
                  "      --rc|--require-charging: Add SYNC_EXTRAS_REQUIRE_CHARGING\n" +
                  "    Custom extra options:\n" +
                  "      -e|--es|--extra-string <KEY> <VALUE>\n" +
                  "      --esn|--extra-string-null <KEY>\n" +
                  "      --ei|--extra-int <KEY> <VALUE>\n" +
                  "      --el|--extra-long <KEY> <VALUE>\n" +
                  "      --ef|--extra-float <KEY> <VALUE>\n" +
                  "      --ed|--extra-double <KEY> <VALUE>\n" +
                  "      --ez|--extra-bool <KEY> <VALUE>\n" +
                  "\n" +
                  "  requestsync add-periodic INTERVAL-SECOND [options]\n" +
                          "  requestsync remove-periodic [options]\n" +
                  "    Mandatory options:\n" +
                  "      -n|--account-name <ACCOUNT-NAME>\n" +
                  "      -t|--account-type <ACCOUNT-TYPE>\n" +
                  "      -a|--authority <AUTHORITY>\n" +
                  "    Also takes the above extra options.\n"
                  );
      }
  }
  