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Commit 75c062d8 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "Protect against NPE during RTT call sessions" am: 6e6efb17 

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/2107012



Change-Id: I54c4aff4d521fe4839d349f2685154d9cda128a5
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents bc9ac741 6e6efb17

src/java/com/android/internal/telephony/imsphone/ImsPhoneConnection.java

+22 −12
Original line number Diff line number Diff line
@@ -1167,17 +1167,24 @@ public class ImsPhoneConnection extends Connection implements 
     */

    public void startRtt(android.telecom.Connection.RttTextStream textStream) {

        ImsCall imsCall = getImsCall();

        if (imsCall != null) {

            getImsCall().sendRttModifyRequest(true);

            setCurrentRttTextStream(textStream);

        if (imsCall == null) {

            Rlog.w(LOG_TAG, "startRtt failed, imsCall is null");

            return;

        }

        imsCall.sendRttModifyRequest(true);

        setCurrentRttTextStream(textStream);

    }



    /**

     * Terminate the current RTT session.

     */

    public void stopRtt() {

        getImsCall().sendRttModifyRequest(false);

        ImsCall imsCall = getImsCall();

        if (imsCall == null) {

            Rlog.w(LOG_TAG, "stopRtt failed, imsCall is null");

            return;

        }

        imsCall.sendRttModifyRequest(false);

    }



    /**
@@ -1189,8 +1196,10 @@ public class ImsPhoneConnection extends Connection implements 
    public void sendRttModifyResponse(android.telecom.Connection.RttTextStream textStream) {

        boolean accept = textStream != null;

        ImsCall imsCall = getImsCall();



        if (imsCall != null) {

        if (imsCall == null) {

            Rlog.w(LOG_TAG, "sendRttModifyResponse failed, imsCall is null");

            return;

        }

        imsCall.sendRttModifyResponse(accept);

        if (accept) {

            setCurrentRttTextStream(textStream);
@@ -1198,7 +1207,6 @@ public class ImsPhoneConnection extends Connection implements 
            Rlog.e(LOG_TAG, "sendRttModifyResponse: foreground call has no connections");

        }

    }

    }



    public void onRttMessageReceived(String message) {

        synchronized (this) {
@@ -1277,6 +1285,8 @@ public class ImsPhoneConnection extends Connection implements 
                    ImsCall imsCall = getImsCall();

                    if (imsCall != null) {

                        imsCall.sendRttMessage(message);

                    } else {

                        Rlog.w(LOG_TAG, "createRttTextHandler: imsCall is null");

                    }

                });

        mRttTextHandler.initialize(mRttTextStream);