Merge java-overridable/ into java/ again

This CL a logical revert of a previous CL [1], which separated Java
files into common ones and overridable ones.  Now that that overriding
concept is no longer used, there is no need to keep having separate
directory structure.

 [1]: Ic734bd4d20aa050c688a3158b1a382ae0ac18991
      fb74ab15c1343084740d65ef8744cad33a678e82

Fix: 79323502
Test: make -j aosp_taimen-userdebug && make -j
Test: tapas LatinIME && make -j
Change-Id: I2090bc25d18e6d4f24e91c2cbfe832755cbb4e8f

2 files changed, 122 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java b/java/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java
new file mode 100644
index 000000000..60d420fc3
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2014 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.inputmethod.latin.accounts;
+
+import android.support.annotation.NonNull;
+
+import javax.annotation.Nullable;
+
+/**
+ * Handles changes to account used to sign in to the keyboard.
+ * e.g. account switching/sign-in/sign-out from the keyboard
+ * user toggling the sync preference.
+ */
+public class AccountStateChangedListener {
+
+    /**
+     * Called when the current account being used in keyboard is signed out.
+     *
+     * @param oldAccount the account that was signed out of.
+     */
+    public static void onAccountSignedOut(@NonNull String oldAccount) {
+    }
+
+    /**
+     * Called when the user signs-in to the keyboard.
+     * This may be called when the user switches accounts to sign in with a different account.
+     *
+     * @param oldAccount the previous account that was being used for sign-in.
+     *        May be null for a fresh sign-in.
+     * @param newAccount the account being used for sign-in.
+     */
+    public static void onAccountSignedIn(@Nullable String oldAccount, @NonNull String newAccount) {
+    }
+
+    /**
+     * Called when the user toggles the sync preference.
+     *
+     * @param account the account being used for sync.
+     * @param syncEnabled indicates whether sync has been enabled or not.
+     */
+    public static void onSyncPreferenceChanged(@Nullable String account, boolean syncEnabled) {
+    }
+
+    /**
+     * Forces an immediate sync to happen.
+     * This should only be used for debugging purposes.
+     *
+     * @param account the account to use for sync.
+     */
+    public static void forceSync(@Nullable String account) {
+    }
+
+    /**
+     * Forces an immediate deletion of user's data.
+     * This should only be used for debugging purposes.
+     *
+     * @param account the account to use for sync.
+     */
+    public static void forceDelete(@Nullable String account) {
+    }
+}
diff --git a/java/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java b/java/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java
new file mode 100644
index 000000000..dcc64a223
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2014 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.inputmethod.latin.accounts;
+
+import android.content.Context;
+
+import javax.annotation.Nonnull;
+
+/**
+ * Utility class for retrieving accounts that may be used for login.
+ */
+public class LoginAccountUtils {
+    /**
+     * This defines the type of account this class deals with.
+     * This account type is used when listing the accounts available on the device for login.
+     */
+    public static final String ACCOUNT_TYPE = "";
+
+    private LoginAccountUtils() {
+        // This utility class is not publicly instantiable.
+    }
+
+    /**
+     * Get the accounts available for login.
+     *
+     * @return an array of accounts. Empty (never null) if no accounts are available for login.
+     */
+    @Nonnull
+    @SuppressWarnings("unused")
+    public static String[] getAccountsForLogin(final Context context) {
+        return new String[0];
+    }
+}