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associate a per-device UUID with the researchLog

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logged upon starting a session

Bug: 6188932
Change-Id: I197d231fbc1d87cf5a3649b485a9be4b17898ba3
This commit is contained in:
Kurt Partridge 2012-05-02 14:33:48 -07:00
parent a814fd0ddd
commit 77814c4bb0
1 changed files with 16 additions and 0 deletions
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16
java/src/com/android/inputmethod/latin/ResearchLogger.java
View file

@ -17,6 +17,7 @@
package com.android.inputmethod.latin;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.inputmethodservice.InputMethodService;
import android.os.Build;
import android.os.Handler;
@ -47,6 +48,7 @@ import java.nio.CharBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;
import java.util.Map;
import java.util.UUID;
/**
* Logs the use of the LatinIME keyboard.
@ -59,6 +61,7 @@ import java.util.Map;
public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChangeListener {
private static final String TAG = ResearchLogger.class.getSimpleName();
private static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode";
private static final String PREF_RESEARCH_LOGGER_UUID_STRING = "pref_research_logger_uuid";
private static final boolean DEBUG = false;
private static final ResearchLogger sInstance = new ResearchLogger(new LogFileManager());
@ -546,10 +549,23 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
Object value = entry.getValue();
builder.append("=" + ((value == null) ? "<null>" : value.toString()));
}
builder.append("\tuuid="); builder.append(getUUID(prefs));
logUnstructured("LatinIME_onStartInputViewInternal", builder.toString());
}
}
private static String getUUID(final SharedPreferences prefs) {
String uuidString = prefs.getString(PREF_RESEARCH_LOGGER_UUID_STRING, null);
if (null == uuidString) {
UUID uuid = UUID.randomUUID();
uuidString = uuid.toString();
Editor editor = prefs.edit();
editor.putString(PREF_RESEARCH_LOGGER_UUID_STRING, uuidString);
editor.apply();
}
return uuidString;
}
public static void latinIME_onUpdateSelection(final int lastSelectionStart,
final int lastSelectionEnd, final int oldSelStart, final int oldSelEnd,
final int newSelStart, final int newSelEnd, final int composingSpanStart,