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feat(block): improve performance for db query
1. add cache for db
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| Original file line number | Diff line number | Diff line change |
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@@ -46,6 +46,4 @@ static boolean isImpl(Snapshot snapshot) { | |
| void updateSolidity(); | ||
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| String getDbName(); | ||
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| boolean isOptimized(); | ||
| } | ||
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45 changes: 45 additions & 0 deletions
45
common/src/main/java/org/tron/common/cache/CacheManager.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,45 @@ | ||
| package org.tron.common.cache; | ||
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| import com.google.common.cache.CacheLoader; | ||
| import com.google.common.cache.CacheStats; | ||
| import com.google.common.collect.Maps; | ||
| import java.util.Map; | ||
| import java.util.stream.Collectors; | ||
| import org.tron.common.parameter.CommonParameter; | ||
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| public class CacheManager { | ||
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| private static final Map<String, TronCache<?, ?>> CACHES = Maps.newConcurrentMap(); | ||
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| public static <K, V> TronCache<K, V> allocate(String name) { | ||
| TronCache<K, V> cache = new TronCache<>(name, CommonParameter.getInstance() | ||
| .getStorage().getCacheStrategy(name)); | ||
| CACHES.put(name, cache); | ||
| return cache; | ||
| } | ||
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| public static <K, V> TronCache<K, V> allocate(String name, String strategy) { | ||
| TronCache<K, V> cache = new TronCache<>(name, strategy); | ||
| CACHES.put(name, cache); | ||
| return cache; | ||
| } | ||
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| public static <K, V> TronCache<K, V> allocate(String name, String strategy, | ||
| CacheLoader<K, V> loader) { | ||
| TronCache<K, V> cache = new TronCache<>(name, strategy, loader); | ||
| CACHES.put(name, cache); | ||
| return cache; | ||
| } | ||
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| public static void release(String name) { | ||
| TronCache cache = CACHES.remove(name); | ||
| if (cache != null) { | ||
| cache.invalidateAll(); | ||
| } | ||
| } | ||
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| public static Map<String, CacheStats> stats() { | ||
| return CACHES.values().stream().collect(Collectors.toMap(TronCache::getName, TronCache::stats)); | ||
| } | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,66 @@ | ||
| package org.tron.common.cache; | ||
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| import com.google.common.base.Objects; | ||
| import com.google.common.cache.Cache; | ||
| import com.google.common.cache.CacheBuilder; | ||
| import com.google.common.cache.CacheLoader; | ||
| import com.google.common.cache.CacheStats; | ||
| import java.util.concurrent.Callable; | ||
| import java.util.concurrent.ExecutionException; | ||
| import lombok.Getter; | ||
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| public class TronCache<K, V> { | ||
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| private static final int CPUS = Runtime.getRuntime().availableProcessors(); | ||
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| @Getter | ||
| private final String name; | ||
| private final Cache<K, V> cache; | ||
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| TronCache(String name, String strategy) { | ||
| this.name = name; | ||
| this.cache = CacheBuilder.from(strategy).concurrencyLevel(CPUS).recordStats().build(); | ||
| } | ||
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| TronCache(String name, String strategy, CacheLoader<K, V> loader) { | ||
| this.name = name; | ||
| this.cache = CacheBuilder.from(strategy).concurrencyLevel(CPUS).recordStats().build(loader); | ||
| } | ||
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| public void put(K k, V v) { | ||
| this.cache.put(k, v); | ||
| } | ||
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| public V getIfPresent(K k) { | ||
| return this.cache.getIfPresent(k); | ||
| } | ||
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| public V get(K k, Callable<? extends V> loader) throws ExecutionException { | ||
| return this.cache.get(k, loader); | ||
| } | ||
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| public CacheStats stats() { | ||
| return this.cache.stats(); | ||
| } | ||
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| public void invalidateAll() { | ||
| this.cache.invalidateAll(); | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
| TronCache<?, ?> tronCache = (TronCache<?, ?>) o; | ||
| return Objects.equal(name, tronCache.name); | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hashCode(name); | ||
| } | ||
| } |
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