1 files changed, 0 insertions, 171 deletions
diff --git a/java/com/android/voicemailomtp/sync/VvmNetworkRequestCallback.java b/java/com/android/voicemailomtp/sync/VvmNetworkRequestCallback.java
deleted file mode 100644
index 8481a9d16..000000000
--- a/java/com/android/voicemailomtp/sync/VvmNetworkRequestCallback.java
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * Copyright (C) 2015 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.voicemailomtp.sync;
-
-import android.content.Context;
-import android.net.ConnectivityManager;
-import android.net.Network;
-import android.net.NetworkCapabilities;
-import android.net.NetworkRequest;
-import android.os.Handler;
-import android.os.Looper;
-import android.support.annotation.CallSuper;
-import android.telecom.PhoneAccountHandle;
-
-import com.android.voicemailomtp.OmtpEvents;
-import com.android.voicemailomtp.OmtpVvmCarrierConfigHelper;
-import com.android.voicemailomtp.TelephonyManagerStub;
-import com.android.voicemailomtp.VoicemailStatus;
-import com.android.voicemailomtp.VvmLog;
-
-/**
- * Base class for network request call backs for visual voicemail syncing with the Imap server. This
- * handles retries and network requests.
- */
-public abstract class VvmNetworkRequestCallback extends ConnectivityManager.NetworkCallback {
-
-    private static final String TAG = "VvmNetworkRequest";
-
-    // Timeout used to call ConnectivityManager.requestNetwork
-    private static final int NETWORK_REQUEST_TIMEOUT_MILLIS = 60 * 1000;
-
-    public static final String NETWORK_REQUEST_FAILED_TIMEOUT = "timeout";
-    public static final String NETWORK_REQUEST_FAILED_LOST = "lost";
-
-    protected Context mContext;
-    protected PhoneAccountHandle mPhoneAccount;
-    protected NetworkRequest mNetworkRequest;
-    private ConnectivityManager mConnectivityManager;
-    private final OmtpVvmCarrierConfigHelper mCarrierConfigHelper;
-    private final VoicemailStatus.Editor mStatus;
-    private boolean mRequestSent = false;
-    private boolean mResultReceived = false;
-
-    public VvmNetworkRequestCallback(Context context, PhoneAccountHandle phoneAccount,
-        VoicemailStatus.Editor status) {
-        mContext = context;
-        mPhoneAccount = phoneAccount;
-        mStatus = status;
-        mCarrierConfigHelper = new OmtpVvmCarrierConfigHelper(context, mPhoneAccount);
-        mNetworkRequest = createNetworkRequest();
-    }
-
-    public VvmNetworkRequestCallback(OmtpVvmCarrierConfigHelper config,
-        PhoneAccountHandle phoneAccount, VoicemailStatus.Editor status) {
-        mContext = config.getContext();
-        mPhoneAccount = phoneAccount;
-        mStatus = status;
-        mCarrierConfigHelper = config;
-        mNetworkRequest = createNetworkRequest();
-    }
-
-    public VoicemailStatus.Editor getVoicemailStatusEditor() {
-        return mStatus;
-    }
-
-    /**
-     * @return NetworkRequest for a proper transport type. Use only cellular network if the carrier
-     * requires it. Otherwise use whatever available.
-     */
-    private NetworkRequest createNetworkRequest() {
-
-        NetworkRequest.Builder builder = new NetworkRequest.Builder()
-                .addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
-
-        if (mCarrierConfigHelper.isCellularDataRequired()) {
-            VvmLog.d(TAG, "Transport type: CELLULAR");
-            builder.addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR)
-                    .setNetworkSpecifier(TelephonyManagerStub
-                            .getNetworkSpecifierForPhoneAccountHandle(mContext, mPhoneAccount));
-        } else {
-            VvmLog.d(TAG, "Transport type: ANY");
-        }
-        return builder.build();
-    }
-
-    public NetworkRequest getNetworkRequest() {
-        return mNetworkRequest;
-    }
-
-    @Override
-    @CallSuper
-    public void onLost(Network network) {
-        VvmLog.d(TAG, "onLost");
-        mResultReceived = true;
-        onFailed(NETWORK_REQUEST_FAILED_LOST);
-    }
-
-    @Override
-    @CallSuper
-    public void onAvailable(Network network) {
-        super.onAvailable(network);
-        mResultReceived = true;
-    }
-
-    @CallSuper
-    public void onUnavailable() {
-        // TODO: b/32637799 this is hidden, do we really need this?
-        mResultReceived = true;
-        onFailed(NETWORK_REQUEST_FAILED_TIMEOUT);
-    }
-
-    public void requestNetwork() {
-        if (mRequestSent == true) {
-            VvmLog.e(TAG, "requestNetwork() called twice");
-            return;
-        }
-        mRequestSent = true;
-        getConnectivityManager().requestNetwork(getNetworkRequest(), this);
-        /**
-         * Somehow requestNetwork() with timeout doesn't work, and it's a hidden method.
-         * Implement our own timeout mechanism instead.
-         */
-        Handler handler = new Handler(Looper.getMainLooper());
-        handler.postDelayed(new Runnable() {
-            @Override
-            public void run() {
-                if (mResultReceived == false) {
-                    onFailed(NETWORK_REQUEST_FAILED_TIMEOUT);
-                }
-            }
-        }, NETWORK_REQUEST_TIMEOUT_MILLIS);
-    }
-
-    public void releaseNetwork() {
-        VvmLog.d(TAG, "releaseNetwork");
-        getConnectivityManager().unregisterNetworkCallback(this);
-    }
-
-    public ConnectivityManager getConnectivityManager() {
-        if (mConnectivityManager == null) {
-            mConnectivityManager = (ConnectivityManager) mContext.getSystemService(
-                    Context.CONNECTIVITY_SERVICE);
-        }
-        return mConnectivityManager;
-    }
-
-    @CallSuper
-    public void onFailed(String reason) {
-        VvmLog.d(TAG, "onFailed: " + reason);
-        if (mCarrierConfigHelper.isCellularDataRequired()) {
-            mCarrierConfigHelper
-                .handleEvent(mStatus, OmtpEvents.DATA_NO_CONNECTION_CELLULAR_REQUIRED);
-        } else {
-            mCarrierConfigHelper.handleEvent(mStatus, OmtpEvents.DATA_NO_CONNECTION);
-        }
-        releaseNetwork();
-    }
-}