1 files changed, 66 insertions, 0 deletions
diff --git a/java/src/org/kelar/inputmethod/latin/personalization/AccountUtils.java b/java/src/org/kelar/inputmethod/latin/personalization/AccountUtils.java
new file mode 100644
index 000000000..45e551291
--- /dev/null
+++ b/java/src/org/kelar/inputmethod/latin/personalization/AccountUtils.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2013 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 org.kelar.inputmethod.latin.personalization;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.content.Context;
+import android.util.Patterns;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+public class AccountUtils {
+    private AccountUtils() {
+        // This utility class is not publicly instantiable.
+    }
+
+    private static Account[] getAccounts(final Context context) {
+        return AccountManager.get(context).getAccounts();
+    }
+
+    public static List<String> getDeviceAccountsEmailAddresses(final Context context) {
+        final ArrayList<String> retval = new ArrayList<>();
+        for (final Account account : getAccounts(context)) {
+            final String name = account.name;
+            if (Patterns.EMAIL_ADDRESS.matcher(name).matches()) {
+                retval.add(name);
+                retval.add(name.split("@")[0]);
+            }
+        }
+        return retval;
+    }
+
+    /**
+     * Get all device accounts having specified domain name.
+     * @param context application context
+     * @param domain domain name used for filtering
+     * @return List of account names that contain the specified domain name
+     */
+    public static List<String> getDeviceAccountsWithDomain(
+            final Context context, final String domain) {
+        final ArrayList<String> retval = new ArrayList<>();
+        final String atDomain = "@" + domain.toLowerCase(Locale.ROOT);
+        for (final Account account : getAccounts(context)) {
+            if (account.name.toLowerCase(Locale.ROOT).endsWith(atDomain)) {
+                retval.add(account.name);
+            }
+        }
+        return retval;
+    }
+}