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authorTa-wei Yen <twyen@google.com>2016-01-08 14:40:06 -0800
committerTyler Gunn <tgunn@google.com>2016-01-11 15:55:57 -0800
commita94a1179714f6a79a6d9d7ae542458b8e6d742e7 (patch)
tree35e814122f7f961be5b685af8dcb4ecd3920ae94
parent758739a7d9daa296262079bf802e0a2f41dbe1b4 (diff)
downloadInCallUI-marshmallow-dr1.6-release.tar.gz
b/25613098 sometimes corrupt the bundle, resulting in a IllegalArgumentException while validating. Workaround with abandoning all the information in it. The bypassed code only tries to extract data from the bundle, which can already be null. These are not critical for the dialer to function. Bug:26343012 Bug:25613098 Change-Id: I16b05ecb0e5317f7170d80eb8426b5cdce20f6c2
-rw-r--r--src/com/android/incallui/Call.java114
-rw-r--r--tests/src/com/android/incallui/CallTest.java125
2 files changed, 197 insertions, 42 deletions
diff --git a/src/com/android/incallui/Call.java b/src/com/android/incallui/Call.java
index 16a53b29..b768cdd1 100644
--- a/src/com/android/incallui/Call.java
+++ b/src/com/android/incallui/Call.java
@@ -332,48 +332,7 @@ public class Call {
mTelecommCall.getChildren().get(i)).getId());
}
- Bundle callExtras = mTelecommCall.getDetails().getExtras();
- if (callExtras != null) {
- // Check for a change in the child address and notify any listeners.
- if (callExtras.containsKey(Connection.EXTRA_CHILD_ADDRESS)) {
- String childNumber = callExtras.getString(Connection.EXTRA_CHILD_ADDRESS);
-
- if (!Objects.equals(childNumber, mChildNumber)) {
- mChildNumber = childNumber;
- CallList.getInstance().onChildNumberChange(this);
- }
- }
-
- // Last forwarded number comes in as an array of strings. We want to choose the last
- // item in the array. The forwarding numbers arrive independently of when the call is
- // originally set up, so we need to notify the the UI of the change.
- if (callExtras.containsKey(Connection.EXTRA_LAST_FORWARDED_NUMBER)) {
- ArrayList<String> lastForwardedNumbers =
- callExtras.getStringArrayList(Connection.EXTRA_LAST_FORWARDED_NUMBER);
-
- if (lastForwardedNumbers != null) {
- String lastForwardedNumber = null;
- if (!lastForwardedNumbers.isEmpty()) {
- lastForwardedNumber = lastForwardedNumbers.get(
- lastForwardedNumbers.size() - 1);
- }
-
- if (!Objects.equals(lastForwardedNumber, mLastForwardedNumber)) {
- mLastForwardedNumber = lastForwardedNumber;
- CallList.getInstance().onLastForwardedNumberChange(this);
- }
- }
- }
-
- // Call subject is present in the extras at the start of call, so we do not need to
- // notify any other listeners of this.
- if (callExtras.containsKey(Connection.EXTRA_CALL_SUBJECT)) {
- String callSubject = callExtras.getString(Connection.EXTRA_CALL_SUBJECT);
- if (!Objects.equals(mCallSubject, callSubject)) {
- mCallSubject = callSubject;
- }
- }
- }
+ updateFromCallExtras(mTelecommCall.getDetails().getExtras());
// If the handle of the call has changed, update state for the call determining if it is an
// emergency call.
@@ -400,6 +359,77 @@ public class Call {
}
}
+ /**
+ * Tests corruption of the {@code callExtras} bundle by calling {@link
+ * Bundle#containsKey(String)}. If the bundle is corrupted a {@link IllegalArgumentException}
+ * will be thrown and caught by this function.
+ *
+ * @param callExtras the bundle to verify
+ * @returns {@code true} if the bundle is corrupted, {@code false} otherwise.
+ */
+ protected boolean areCallExtrasCorrupted(Bundle callExtras) {
+ /**
+ * There's currently a bug in Telephony service (b/25613098) that could corrupt the
+ * extras bundle, resulting in a IllegalArgumentException while validating data under
+ * {@link Bundle#containsKey(String)}.
+ */
+ try {
+ callExtras.containsKey(Connection.EXTRA_CHILD_ADDRESS);
+ return false;
+ } catch (IllegalArgumentException e) {
+ Log.e(this, "CallExtras is corrupted, ignoring exception", e);
+ return true;
+ }
+ }
+
+ protected void updateFromCallExtras(Bundle callExtras) {
+ if (callExtras == null || areCallExtrasCorrupted(callExtras)) {
+ /**
+ * If the bundle is corrupted, abandon information update as a work around. These are
+ * not critical for the dialer to function.
+ */
+ return;
+ }
+ // Check for a change in the child address and notify any listeners.
+ if (callExtras.containsKey(Connection.EXTRA_CHILD_ADDRESS)) {
+ String childNumber = callExtras.getString(Connection.EXTRA_CHILD_ADDRESS);
+ if (!Objects.equals(childNumber, mChildNumber)) {
+ mChildNumber = childNumber;
+ CallList.getInstance().onChildNumberChange(this);
+ }
+ }
+
+ // Last forwarded number comes in as an array of strings. We want to choose the
+ // last item in the array. The forwarding numbers arrive independently of when the
+ // call is originally set up, so we need to notify the the UI of the change.
+ if (callExtras.containsKey(Connection.EXTRA_LAST_FORWARDED_NUMBER)) {
+ ArrayList<String> lastForwardedNumbers =
+ callExtras.getStringArrayList(Connection.EXTRA_LAST_FORWARDED_NUMBER);
+
+ if (lastForwardedNumbers != null) {
+ String lastForwardedNumber = null;
+ if (!lastForwardedNumbers.isEmpty()) {
+ lastForwardedNumber = lastForwardedNumbers.get(
+ lastForwardedNumbers.size() - 1);
+ }
+
+ if (!Objects.equals(lastForwardedNumber, mLastForwardedNumber)) {
+ mLastForwardedNumber = lastForwardedNumber;
+ CallList.getInstance().onLastForwardedNumberChange(this);
+ }
+ }
+ }
+
+ // Call subject is present in the extras at the start of call, so we do not need to
+ // notify any other listeners of this.
+ if (callExtras.containsKey(Connection.EXTRA_CALL_SUBJECT)) {
+ String callSubject = callExtras.getString(Connection.EXTRA_CALL_SUBJECT);
+ if (!Objects.equals(mCallSubject, callSubject)) {
+ mCallSubject = callSubject;
+ }
+ }
+ }
+
private static int translateState(int state) {
switch (state) {
case android.telecom.Call.STATE_NEW:
diff --git a/tests/src/com/android/incallui/CallTest.java b/tests/src/com/android/incallui/CallTest.java
new file mode 100644
index 00000000..118ec38d
--- /dev/null
+++ b/tests/src/com/android/incallui/CallTest.java
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2016 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.incallui;
+
+import android.os.Bundle;
+import android.telecom.Connection;
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+// @formatter:off
+/**
+ * Run test with
+ * adb shell am instrument -e class com.android.incallui.CallTest -w com.google.android.dialer.tests/android.test.InstrumentationTestRunner
+ */
+// @formatter:on
+
+@SmallTest
+public class CallTest extends AndroidTestCase {
+
+ private TestCall mCall;
+
+ private final static String CHILD_NUMBER = "123";
+ private final static ArrayList<String> LAST_FORWARDED_NUMBER_LIST =
+ new ArrayList(Arrays.asList("456", "789"));
+ private final static String LAST_FORWARDED_NUMBER = "789";
+ private final static String CALL_SUBJECT = "foo";
+
+ @Override
+ public void setUp() throws Exception {
+ super.setUp();
+
+ mCall = new TestCall();
+ }
+
+ @Override
+ public void tearDown() throws Exception {
+ super.tearDown();
+ }
+
+ public void testUpdateFromCallExtras() {
+ mCall.updateFromCallExtras(getTestBundle());
+ verifyTestBundleResult();
+ }
+
+ public void testUpdateFromCallExtras_corruptedBundle() {
+ mCall.setBundleCorrupted(true);
+ mCall.updateFromCallExtras(getTestBundle());
+
+ assertEquals(mCall.getChildNumber(), null);
+ assertEquals(mCall.getLastForwardedNumber(), null);
+ assertEquals(mCall.getCallSubject(), null);
+ }
+
+ public void testUpdateFromCallExtras_corruptedBundleOverwrite() {
+
+ mCall.updateFromCallExtras(getTestBundle());
+ mCall.setBundleCorrupted(true);
+ Bundle bundle = new Bundle();
+ bundle.putString(Connection.EXTRA_CHILD_ADDRESS, "321");
+ bundle.putStringArrayList(Connection.EXTRA_LAST_FORWARDED_NUMBER,
+ new ArrayList(Arrays.asList("654", "987")));
+ bundle.putString(Connection.EXTRA_CALL_SUBJECT, "bar");
+ mCall.updateFromCallExtras(bundle);
+ //corrupted bundle should not overwrite existing values.
+ verifyTestBundleResult();
+ }
+
+ private Bundle getTestBundle() {
+ Bundle bundle = new Bundle();
+ bundle.putString(Connection.EXTRA_CHILD_ADDRESS, CHILD_NUMBER);
+ bundle.putStringArrayList(Connection.EXTRA_LAST_FORWARDED_NUMBER,
+ LAST_FORWARDED_NUMBER_LIST);
+ bundle.putString(Connection.EXTRA_CALL_SUBJECT, CALL_SUBJECT);
+ return bundle;
+ }
+
+ private void verifyTestBundleResult() {
+ assertEquals(CHILD_NUMBER, mCall.getChildNumber());
+ assertEquals(LAST_FORWARDED_NUMBER, mCall.getLastForwardedNumber());
+ assertEquals(CALL_SUBJECT, mCall.getCallSubject());
+ }
+
+ private class TestCall extends Call {
+
+ private boolean mBundleCorrupted = false;
+
+ public TestCall() {
+ super(Call.State.NEW);
+ }
+
+ @Override
+ public void updateFromCallExtras(Bundle bundle) {
+ super.updateFromCallExtras(bundle);
+ }
+
+ public void setBundleCorrupted(boolean value) {
+ this.mBundleCorrupted = value;
+ }
+
+ @Override
+ protected boolean areCallExtrasCorrupted(Bundle callExtras) {
+ if (mBundleCorrupted) {
+ return true;
+ }
+ return super.areCallExtrasCorrupted(callExtras);
+ }
+ }
+}