core/src/in/srain/cube/image/impl/DefaultMemoryCache.java
@Override
    public void clear() {
        if (mMemoryCache != null) {
            mMemoryCache.evictAll();
            if (DEBUG) {
                Log.d(LOG_TAG, "Memory cache cleared");
            }
        }
    }
@Override
    public void clear() {
        if (mMemoryCache != null) {
            mMemoryCache.evictAll();
            if (DEBUG) {
                Log.d(LOG_TAG, "Memory cache cleared");
            }
        }
    }
clear the memory cache