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import android.os.SystemClock; | |
import android.support.v4.util.LruCache; | |
import java.util.HashMap; | |
import java.util.Map; | |
/** | |
* An Lru Cache that allows entries to expire after | |
* a period of time. Items are evicted based on a combination | |
* of time, and usage. Adding items past the {@code maxSize} |