Java tutorial
/* 50AH-code ========= 50 Android Hacks (http://manning.com/sessa/) book source code Copyright (c) 2012 Manning Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /******************************************************************************* * Copyright (c) 2012 Manning * See the file license.txt for copying permission. ******************************************************************************/ package com.manning.androidhacks.hack023.authenticator; import com.manning.androidhacks.hack023.api.LoginServiceImpl; import com.manning.androidhacks.hack023.exception.AndroidHacksException; import com.manning.androidhacks.hack023.provider.DatabaseHelper; import com.manning.androidhacks.hack023.provider.TodoContentProvider; import android.accounts.AbstractAccountAuthenticator; import android.accounts.Account; import android.accounts.AccountAuthenticatorResponse; import android.accounts.AccountManager; import android.accounts.NetworkErrorException; import android.content.ContentResolver; import android.content.Context; import android.content.Intent; import android.os.Bundle; public class Authenticator extends AbstractAccountAuthenticator { public String[] authoritiesToSync = { TodoContentProvider.AUTHORITY }; private final Context mContext; public Authenticator(Context context) { super(context); mContext = context; } @Override public Bundle addAccount(AccountAuthenticatorResponse response, String accountType, String authTokenType, String[] requiredFeatures, Bundle options) throws NetworkErrorException { final Intent intent = new Intent(mContext, AuthenticatorActivity.class); intent.putExtra(AuthenticatorActivity.PARAM_AUTHTOKEN_TYPE, authTokenType); intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response); final Bundle bundle = new Bundle(); bundle.putParcelable(AccountManager.KEY_INTENT, intent); return bundle; } @Override public Bundle confirmCredentials(AccountAuthenticatorResponse response, Account account, Bundle options) throws NetworkErrorException { return null; } @Override public Bundle editProperties(AccountAuthenticatorResponse response, String accountType) { throw new UnsupportedOperationException(); } @Override public Bundle getAuthToken(AccountAuthenticatorResponse response, Account account, String authTokenType, Bundle options) throws NetworkErrorException { if (!authTokenType.equals(AuthenticatorActivity.PARAM_AUTHTOKEN_TYPE)) { final Bundle result = new Bundle(); result.putString(AccountManager.KEY_ERROR_MESSAGE, "invalid authTokenType"); return result; } final AccountManager am = AccountManager.get(mContext); final String password = am.getPassword(account); if (password != null) { boolean verified = false; String loginResponse = null; try { loginResponse = LoginServiceImpl.sendCredentials(account.name, password); verified = LoginServiceImpl.hasLoggedIn(loginResponse); } catch (AndroidHacksException e) { verified = false; } if (verified) { final Bundle result = new Bundle(); result.putString(AccountManager.KEY_ACCOUNT_NAME, account.name); result.putString(AccountManager.KEY_ACCOUNT_TYPE, AuthenticatorActivity.PARAM_ACCOUNT_TYPE); return result; } } // Password is missing or incorrect final Intent intent = new Intent(mContext, AuthenticatorActivity.class); intent.putExtra(AuthenticatorActivity.PARAM_USER, account.name); intent.putExtra(AuthenticatorActivity.PARAM_AUTHTOKEN_TYPE, authTokenType); intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response); final Bundle bundle = new Bundle(); bundle.putParcelable(AccountManager.KEY_INTENT, intent); return bundle; } @Override public String getAuthTokenLabel(String authTokenType) { // TODO Auto-generated method stub return null; } @Override public Bundle hasFeatures(AccountAuthenticatorResponse response, Account account, String[] features) throws NetworkErrorException { // TODO Auto-generated method stub return null; } @Override public Bundle updateCredentials(AccountAuthenticatorResponse response, Account account, String authTokenType, Bundle options) throws NetworkErrorException { // TODO Auto-generated method stub return null; } @Override public Bundle getAccountRemovalAllowed(AccountAuthenticatorResponse response, Account account) throws NetworkErrorException { Bundle result = super.getAccountRemovalAllowed(response, account); if (result != null && result.containsKey(AccountManager.KEY_BOOLEAN_RESULT) && !result.containsKey(AccountManager.KEY_INTENT)) { boolean allowed = result.getBoolean(AccountManager.KEY_BOOLEAN_RESULT); if (allowed) { for (int i = 0; i < authoritiesToSync.length; i++) { ContentResolver.cancelSync(account, authoritiesToSync[i]); } mContext.deleteDatabase(DatabaseHelper.DATABASE_NAME); } } return result; } }