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-rwxr-xr-xpackages/TtsService/src/android/tts/TtsService.java19
1 files changed, 18 insertions, 1 deletions
diff --git a/packages/TtsService/src/android/tts/TtsService.java b/packages/TtsService/src/android/tts/TtsService.java
index 7f76425..6b7ab3f 100755
--- a/packages/TtsService/src/android/tts/TtsService.java
+++ b/packages/TtsService/src/android/tts/TtsService.java
@@ -38,6 +38,7 @@ import android.speech.tts.TextToSpeech;
import android.util.Log;
import java.io.File;
+import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
@@ -1112,7 +1113,7 @@ public class TtsService extends Service implements OnCompletionListener {
* @param filename
* The string that gives the full output filename; it should be
* something like "/sdcard/myappsounds/mysound.wav".
- * @return A boolean that indicates if the synthesis succeeded
+ * @return A boolean that indicates if the synthesis can be started
*/
private boolean synthesizeToFile(String callingApp, String text, ArrayList<String> params,
String filename) {
@@ -1125,6 +1126,22 @@ public class TtsService extends Service implements OnCompletionListener {
if (text.length() >= MAX_SPEECH_ITEM_CHAR_LENGTH){
return false;
}
+ // Check that the output file can be created
+ try {
+ File tempFile = new File(filename);
+ if (tempFile.exists()) {
+ Log.v("TtsService", "File " + filename + " exists, deleting.");
+ tempFile.delete();
+ }
+ if (!tempFile.createNewFile()) {
+ Log.e("TtsService", "Unable to synthesize to file: can't create " + filename);
+ return false;
+ }
+ tempFile.delete();
+ } catch (IOException e) {
+ Log.e("TtsService", "Can't create " + filename + " due to exception " + e);
+ return false;
+ }
mSpeechQueue.add(new SpeechItem(callingApp, text, params, SpeechItem.TEXT_TO_FILE, filename));
if (!mIsSpeaking) {
processSpeechQueue();