GCUtils

   public static class GCUtils {
        private static final String GC_TAG = GCUtils.class.getSimpleName();
        public static final int GC_TRY_COUNT = 2;
        // GC_TRY_LOOP_MAX is used for the hard limit of GC wait,
        // GC_TRY_LOOP_MAX should be greater than GC_TRY_COUNT.
        public static final int GC_TRY_LOOP_MAX = 5;
        private static final long GC_INTERVAL = DateUtils.SECOND_IN_MILLIS;
        private static GCUtils sInstance = new GCUtils();
        private int mGCTryCount = 0;
        public static GCUtils getInstance() {
            return sInstance;
        }
        public void reset() {
            mGCTryCount = 0;
        }
        public boolean tryGCOrWait(String metaData, Throwable t) {
            if (mGCTryCount == 0) {
                System.gc();
            }
            if (++mGCTryCount > GC_TRY_COUNT) {
                LatinImeLogger.logOnException(metaData, t);
                return false;
            } else {
                try {
                    Thread.sleep(GC_INTERVAL);
                    return true;
                } catch (InterruptedException e) {
                    Log.e(GC_TAG, "Sleep was interrupted.");
                    LatinImeLogger.logOnException(metaData, t);
                    return false;
                }
            }
        }
    }