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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.shardingsphere.sharding.cache;
19  
20  import lombok.Getter;
21  import org.apache.shardingsphere.sharding.api.config.cache.ShardingCacheConfiguration;
22  import org.apache.shardingsphere.sharding.cache.checker.ShardingRouteCacheableChecker;
23  import org.apache.shardingsphere.sharding.cache.route.cache.ShardingRouteCache;
24  import org.apache.shardingsphere.sharding.rule.ShardingRule;
25  import org.apache.shardingsphere.timeservice.core.rule.TimestampServiceRule;
26  import org.apache.shardingsphere.timeservice.core.rule.builder.DefaultTimestampServiceConfigurationBuilder;
27  
28  /**
29   * <strong>EXPERIMENTAL</strong> Sharding cache.
30   */
31  @Getter
32  public final class ShardingCache {
33      
34      private final ShardingCacheConfiguration configuration;
35      
36      private final ShardingRule shardingRule;
37      
38      private final TimestampServiceRule timestampServiceRule;
39      
40      private final ShardingRouteCacheableChecker routeCacheableChecker;
41      
42      private final ShardingRouteCache routeCache;
43      
44      public ShardingCache(final ShardingCacheConfiguration config, final ShardingRule shardingRule) {
45          configuration = config;
46          this.shardingRule = shardingRule;
47          timestampServiceRule = new TimestampServiceRule(new DefaultTimestampServiceConfigurationBuilder().build());
48          routeCacheableChecker = new ShardingRouteCacheableChecker(this);
49          routeCache = new ShardingRouteCache(config.getRouteCache());
50      }
51  }