Remove connectivity dependency on Preconditions

Preconditions.checkNotNull is deprecated to be replaced by
Objects.requireNonNull, and other methods can easily be replaced by
inline checks.

Preconditions is an internal API class that should not be used by
unbundled jars.

Bug: 177046265
Test: m
Change-Id: If14a75439ff332c927dc4114ae0eecb89f53c6c7
diff --git a/framework/src/android/net/ConnectivityDiagnosticsManager.java b/framework/src/android/net/ConnectivityDiagnosticsManager.java
index 5234494..3598ebc 100644
--- a/framework/src/android/net/ConnectivityDiagnosticsManager.java
+++ b/framework/src/android/net/ConnectivityDiagnosticsManager.java
@@ -28,7 +28,6 @@
 import android.os.RemoteException;
 
 import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.util.Preconditions;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -70,8 +69,8 @@
 
     /** @hide */
     public ConnectivityDiagnosticsManager(Context context, IConnectivityManager service) {
-        mContext = Preconditions.checkNotNull(context, "missing context");
-        mService = Preconditions.checkNotNull(service, "missing IConnectivityManager");
+        mContext = Objects.requireNonNull(context, "missing context");
+        mService = Objects.requireNonNull(service, "missing IConnectivityManager");
     }
 
     /** @hide */
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index 45ed317..e463a7c 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -69,7 +69,6 @@
 
 import com.android.connectivity.aidl.INetworkAgent;
 import com.android.internal.annotations.GuardedBy;
-import com.android.internal.util.Preconditions;
 import com.android.internal.util.Protocol;
 
 import libcore.net.event.NetworkEventDispatcher;
@@ -1733,7 +1732,9 @@
         // Map from type to transports.
         final int NOT_FOUND = -1;
         final int transport = sLegacyTypeToTransport.get(type, NOT_FOUND);
-        Preconditions.checkArgument(transport != NOT_FOUND, "unknown legacy type: " + type);
+        if (transport == NOT_FOUND) {
+            throw new IllegalArgumentException("unknown legacy type: " + type);
+        }
         nc.addTransportType(transport);
 
         // Map from type to capabilities.
@@ -1838,8 +1839,8 @@
         }
 
         private PacketKeepalive(Network network, PacketKeepaliveCallback callback) {
-            Preconditions.checkNotNull(network, "network cannot be null");
-            Preconditions.checkNotNull(callback, "callback cannot be null");
+            Objects.requireNonNull(network, "network cannot be null");
+            Objects.requireNonNull(callback, "callback cannot be null");
             mNetwork = network;
             mExecutor = Executors.newSingleThreadExecutor();
             mCallback = new ISocketKeepaliveCallback.Stub() {
@@ -2214,7 +2215,9 @@
      */
     public void removeDefaultNetworkActiveListener(@NonNull OnNetworkActiveListener l) {
         INetworkActivityListener rl = mNetworkActivityListeners.get(l);
-        Preconditions.checkArgument(rl != null, "Listener was not registered.");
+        if (rl == null) {
+            throw new IllegalArgumentException("Listener was not registered.");
+        }
         try {
             mService.registerNetworkActivityListener(rl);
         } catch (RemoteException e) {
@@ -2242,8 +2245,8 @@
      * {@hide}
      */
     public ConnectivityManager(Context context, IConnectivityManager service) {
-        mContext = Preconditions.checkNotNull(context, "missing context");
-        mService = Preconditions.checkNotNull(service, "missing IConnectivityManager");
+        mContext = Objects.requireNonNull(context, "missing context");
+        mService = Objects.requireNonNull(service, "missing IConnectivityManager");
         mTetheringManager = (TetheringManager) mContext.getSystemService(Context.TETHERING_SERVICE);
         sInstance = this;
     }
@@ -2510,7 +2513,7 @@
     @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED)
     public void startTethering(int type, boolean showProvisioningUi,
             final OnStartTetheringCallback callback, Handler handler) {
-        Preconditions.checkNotNull(callback, "OnStartTetheringCallback cannot be null.");
+        Objects.requireNonNull(callback, "OnStartTetheringCallback cannot be null.");
 
         final Executor executor = new Executor() {
             @Override
@@ -2603,7 +2606,7 @@
     public void registerTetheringEventCallback(
             @NonNull @CallbackExecutor Executor executor,
             @NonNull final OnTetheringEventCallback callback) {
-        Preconditions.checkNotNull(callback, "OnTetheringEventCallback cannot be null.");
+        Objects.requireNonNull(callback, "OnTetheringEventCallback cannot be null.");
 
         final TetheringEventCallback tetherCallback =
                 new TetheringEventCallback() {
@@ -2901,7 +2904,7 @@
     public void getLatestTetheringEntitlementResult(int type, boolean showEntitlementUi,
             @NonNull @CallbackExecutor Executor executor,
             @NonNull final OnTetheringEntitlementResultListener listener) {
-        Preconditions.checkNotNull(listener, "TetheringEntitlementResultListener cannot be null.");
+        Objects.requireNonNull(listener, "TetheringEntitlementResultListener cannot be null.");
         ResultReceiver wrappedListener = new ResultReceiver(null) {
             @Override
             protected void onReceiveResult(int resultCode, Bundle resultData) {
@@ -3525,7 +3528,7 @@
         }
 
         CallbackHandler(Handler handler) {
-            this(Preconditions.checkNotNull(handler, "Handler cannot be null.").getLooper());
+            this(Objects.requireNonNull(handler, "Handler cannot be null.").getLooper());
         }
 
         @Override
@@ -3623,9 +3626,9 @@
             int timeoutMs, NetworkRequest.Type reqType, int legacyType, CallbackHandler handler) {
         printStackTrace();
         checkCallbackNotNull(callback);
-        Preconditions.checkArgument(
-                reqType == TRACK_DEFAULT || reqType == TRACK_SYSTEM_DEFAULT || need != null,
-                "null NetworkCapabilities");
+        if (reqType != TRACK_DEFAULT && reqType != TRACK_SYSTEM_DEFAULT && need == null) {
+            throw new IllegalArgumentException("null NetworkCapabilities");
+        }
         final NetworkRequest request;
         final String callingPackageName = mContext.getOpPackageName();
         try {
@@ -3971,15 +3974,17 @@
     }
 
     private static void checkPendingIntentNotNull(PendingIntent intent) {
-        Preconditions.checkNotNull(intent, "PendingIntent cannot be null.");
+        Objects.requireNonNull(intent, "PendingIntent cannot be null.");
     }
 
     private static void checkCallbackNotNull(NetworkCallback callback) {
-        Preconditions.checkNotNull(callback, "null NetworkCallback");
+        Objects.requireNonNull(callback, "null NetworkCallback");
     }
 
     private static void checkTimeout(int timeoutMs) {
-        Preconditions.checkArgumentPositive(timeoutMs, "timeoutMs must be strictly positive.");
+        if (timeoutMs <= 0) {
+            throw new IllegalArgumentException("timeoutMs must be strictly positive.");
+        }
     }
 
     /**
@@ -4229,8 +4234,9 @@
         // Find all requests associated to this callback and stop callback triggers immediately.
         // Callback is reusable immediately. http://b/20701525, http://b/35921499.
         synchronized (sCallbacks) {
-            Preconditions.checkArgument(networkCallback.networkRequest != null,
-                    "NetworkCallback was not registered");
+            if (networkCallback.networkRequest == null) {
+                throw new IllegalArgumentException("NetworkCallback was not registered");
+            }
             if (networkCallback.networkRequest == ALREADY_UNREGISTERED) {
                 Log.d(TAG, "NetworkCallback was already unregistered");
                 return;
diff --git a/framework/src/android/net/MacAddress.java b/framework/src/android/net/MacAddress.java
index c83c23a..26a504a 100644
--- a/framework/src/android/net/MacAddress.java
+++ b/framework/src/android/net/MacAddress.java
@@ -25,7 +25,6 @@
 import android.os.Parcel;
 import android.os.Parcelable;
 
-import com.android.internal.util.Preconditions;
 import com.android.net.module.util.MacAddressUtils;
 
 import java.lang.annotation.Retention;
@@ -34,6 +33,7 @@
 import java.net.UnknownHostException;
 import java.security.SecureRandom;
 import java.util.Arrays;
+import java.util.Objects;
 
 /**
  * Representation of a MAC address.
@@ -229,7 +229,7 @@
      * @hide
      */
     public static @NonNull byte[] byteAddrFromStringAddr(String addr) {
-        Preconditions.checkNotNull(addr);
+        Objects.requireNonNull(addr);
         String[] parts = addr.split(":");
         if (parts.length != ETHER_ADDR_LEN) {
             throw new IllegalArgumentException(addr + " was not a valid MAC address");
@@ -275,7 +275,7 @@
     // Internal conversion function equivalent to longAddrFromByteAddr(byteAddrFromStringAddr(addr))
     // that avoids the allocation of an intermediary byte[].
     private static long longAddrFromStringAddr(String addr) {
-        Preconditions.checkNotNull(addr);
+        Objects.requireNonNull(addr);
         String[] parts = addr.split(":");
         if (parts.length != ETHER_ADDR_LEN) {
             throw new IllegalArgumentException(addr + " was not a valid MAC address");
@@ -364,8 +364,8 @@
      *
      */
     public boolean matches(@NonNull MacAddress baseAddress, @NonNull MacAddress mask) {
-        Preconditions.checkNotNull(baseAddress);
-        Preconditions.checkNotNull(mask);
+        Objects.requireNonNull(baseAddress);
+        Objects.requireNonNull(mask);
         return (mAddr & mask.mAddr) == (baseAddress.mAddr & mask.mAddr);
     }
 
diff --git a/framework/src/android/net/NetworkCapabilities.java b/framework/src/android/net/NetworkCapabilities.java
index c82cd3b..7a69344 100644
--- a/framework/src/android/net/NetworkCapabilities.java
+++ b/framework/src/android/net/NetworkCapabilities.java
@@ -34,7 +34,6 @@
 import android.util.proto.ProtoOutputStream;
 
 import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.util.Preconditions;
 import com.android.net.module.util.CollectionUtils;
 import com.android.net.module.util.NetworkCapabilitiesUtils;
 
@@ -2073,8 +2072,9 @@
     }
 
     private static void checkValidTransportType(@Transport int transport) {
-        Preconditions.checkArgument(
-                isValidTransport(transport), "Invalid TransportType " + transport);
+        if (!isValidTransport(transport)) {
+            throw new IllegalArgumentException("Invalid TransportType " + transport);
+        }
     }
 
     private static boolean isValidCapability(@NetworkCapabilities.NetCapability int capability) {
@@ -2082,8 +2082,9 @@
     }
 
     private static void checkValidCapability(@NetworkCapabilities.NetCapability int capability) {
-        Preconditions.checkArgument(isValidCapability(capability),
-                "NetworkCapability " + capability + "out of range");
+        if (!isValidCapability(capability)) {
+            throw new IllegalArgumentException("NetworkCapability " + capability + "out of range");
+        }
     }
 
     /**
diff --git a/framework/src/android/net/StaticIpConfiguration.java b/framework/src/android/net/StaticIpConfiguration.java
index ce54597..7904f7a 100644
--- a/framework/src/android/net/StaticIpConfiguration.java
+++ b/framework/src/android/net/StaticIpConfiguration.java
@@ -24,7 +24,6 @@
 import android.os.Parcel;
 import android.os.Parcelable;
 
-import com.android.internal.util.Preconditions;
 import com.android.net.module.util.InetAddressUtils;
 
 import java.net.InetAddress;
@@ -153,7 +152,7 @@
          * @return The {@link Builder} for chaining.
          */
         public @NonNull Builder setDnsServers(@NonNull Iterable<InetAddress> dnsServers) {
-            Preconditions.checkNotNull(dnsServers);
+            Objects.requireNonNull(dnsServers);
             mDnsServers = dnsServers;
             return this;
         }
diff --git a/framework/src/android/net/TestNetworkManager.java b/framework/src/android/net/TestNetworkManager.java
index a174a7b..a7a6235 100644
--- a/framework/src/android/net/TestNetworkManager.java
+++ b/framework/src/android/net/TestNetworkManager.java
@@ -21,10 +21,9 @@
 import android.os.IBinder;
 import android.os.RemoteException;
 
-import com.android.internal.util.Preconditions;
-
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.Objects;
 
 /**
  * Class that allows creation and management of per-app, test-only networks
@@ -50,7 +49,7 @@
 
     /** @hide */
     public TestNetworkManager(@NonNull ITestNetworkManager service) {
-        mService = Preconditions.checkNotNull(service, "missing ITestNetworkManager");
+        mService = Objects.requireNonNull(service, "missing ITestNetworkManager");
     }
 
     /**
@@ -93,7 +92,7 @@
      */
     public void setupTestNetwork(
             @NonNull LinkProperties lp, boolean isMetered, @NonNull IBinder binder) {
-        Preconditions.checkNotNull(lp, "Invalid LinkProperties");
+        Objects.requireNonNull(lp, "Invalid LinkProperties");
         setupTestNetwork(lp.getInterfaceName(), lp, isMetered, new int[0], binder);
     }