Harden Device.getDeviceId()
* If we read a null deviceName, delete the file and create a new one. Bug: 3506362 Change-Id: Ida670db2f4b75cb9c94636a0af541ae5df50addf
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@ -59,9 +59,16 @@ public class Device {
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rdr = new BufferedReader(new FileReader(f), 128);
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id = rdr.readLine();
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rdr.close();
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// STOPSHIP Remove logging
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Log.w(Logging.LOG_TAG, "deviceId read as: " + id);
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return id;
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if (id == null) {
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// It's very bad if we read a null device id; let's delete that file
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if (!f.delete()) {
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Log.e(Logging.LOG_TAG, "Can't delete null deviceName file; try overwrite.");
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}
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} else {
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// STOPSHIP Remove logging
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Log.w(Logging.LOG_TAG, "deviceId read as: " + id);
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return id;
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}
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} else {
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Log.w(Logging.LOG_TAG, f.getAbsolutePath() + ": File exists, but can't read?" +
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" Trying to remove.");
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