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Commit e402f1fd authored by Romain Guy's avatar Romain Guy
Browse files

Add another ifndef and a couple of methods to LruCache 

The new methods on LruCache are needed by libhwui to manage
the cache of paths.

Change-Id: If54fa325c54e2b04e7fe5dfe6dad66066c40127c
parent 98fc88d3

include/utils/JenkinsHash.h

+4 −0
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ 
 * should still be quite good.

 **/



#ifndef ANDROID_JENKINS_HASH_H

#define ANDROID_JENKINS_HASH_H



#include <utils/TypeHelpers.h>



namespace android {
@@ -42,3 +45,4 @@ uint32_t JenkinsHashMixShorts(uint32_t hash, const uint16_t* shorts, size_t size 


}



#endif // ANDROID_JENKINS_HASH_H

include/utils/LruCache.h

+24 −0
Original line number Diff line number Diff line
@@ -36,6 +36,9 @@ public: 


    void setOnEntryRemovedListener(OnEntryRemoved<TKey, TValue>* listener);

    size_t size() const;

    const TKey& keyAt(size_t index) const;

    const TValue& valueAt(size_t index) const;

    void removeAt(size_t index);

    const TValue& get(const TKey& key);

    bool put(const TKey& key, const TValue& value);

    bool remove(const TKey& key);
@@ -85,6 +88,27 @@ size_t LruCache<TKey, TValue>::size() const { 
    return mTable->size();

}



template <typename TKey, typename TValue>

const TKey& LruCache<TKey, TValue>::keyAt(size_t index) const {

    const Entry& entry = mTable->entryAt(index);

    return entry.key;

}



template <typename TKey, typename TValue>

const TValue& LruCache<TKey, TValue>::valueAt(size_t index) const {

    const Entry& entry = mTable->entryAt(index);

    return entry.value;

}



template <typename TKey, typename TValue>

void LruCache<TKey, TValue>::removeAt(size_t index) {

    if (index < 0) {

        return;

    }



    mTable->removeAt(index);

}



template <typename TKey, typename TValue>

const TValue& LruCache<TKey, TValue>::get(const TKey& key) {

    hash_t hash = hash_type(key);