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/*
* Copyright (C) 2017 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.voicemail.impl.transcribe.grpc;
import android.support.annotation.Nullable;
import android.support.annotation.VisibleForTesting;
import com.android.dialer.common.Assert;
import com.google.internal.communications.voicemailtranscription.v1.GetTranscriptResponse;
import com.google.internal.communications.voicemailtranscription.v1.TranscriptionStatus;
import io.grpc.Status;
/** Container for response and status objects for an asynchronous get-transcript request */
public class GetTranscriptResponseAsync extends TranscriptionResponse {
@Nullable private final GetTranscriptResponse response;
@VisibleForTesting
public GetTranscriptResponseAsync(GetTranscriptResponse response) {
Assert.checkArgument(response != null);
this.response = response;
}
@VisibleForTesting
public GetTranscriptResponseAsync(Status status) {
super(status);
this.response = null;
}
public @Nullable String getTranscript() {
if (response != null) {
return response.getTranscript();
}
return null;
}
public @Nullable String getErrorDescription() {
if (!hasRecoverableError() && !hasFatalError()) {
return null;
}
if (status != null) {
return "Grpc error: " + status;
}
if (response != null) {
return "Transcription error: " + response.getStatus();
}
Assert.fail("Impossible state");
return null;
}
public TranscriptionStatus getTranscriptionStatus() {
if (response == null) {
return TranscriptionStatus.TRANSCRIPTION_STATUS_UNSPECIFIED;
} else {
return response.getStatus();
}
}
public boolean isTranscribing() {
return response != null && response.getStatus() == TranscriptionStatus.PENDING;
}
@Override
public boolean hasRecoverableError() {
if (super.hasRecoverableError()) {
return true;
}
if (response != null) {
return response.getStatus() == TranscriptionStatus.EXPIRED
|| response.getStatus() == TranscriptionStatus.FAILED_RETRY;
}
return false;
}
@Override
public boolean hasFatalError() {
if (super.hasFatalError()) {
return true;
}
if (response != null) {
return response.getStatus() == TranscriptionStatus.FAILED_NO_RETRY
|| response.getStatus() == TranscriptionStatus.FAILED_LANGUAGE_NOT_SUPPORTED
|| response.getStatus() == TranscriptionStatus.FAILED_NO_SPEECH_DETECTED;
}
return false;
}
}
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