01: /*
02:
03: Derby - Class org.apache.derby.iapi.services.cache.CacheFactory
04:
05: Licensed to the Apache Software Foundation (ASF) under one or more
06: contributor license agreements. See the NOTICE file distributed with
07: this work for additional information regarding copyright ownership.
08: The ASF licenses this file to you under the Apache License, Version 2.0
09: (the "License"); you may not use this file except in compliance with
10: the License. You may obtain a copy of the License at
11:
12: http://www.apache.org/licenses/LICENSE-2.0
13:
14: Unless required by applicable law or agreed to in writing, software
15: distributed under the License is distributed on an "AS IS" BASIS,
16: WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17: See the License for the specific language governing permissions and
18: limitations under the License.
19:
20: */
21:
22: package org.apache.derby.iapi.services.cache;
23:
24: /**
25: A factory for handing out caches.
26: */
27: public interface CacheFactory {
28:
29: /**
30: Create a cache that uses the class represented by holderClass as
31: the holder class. This holderClass must implement Cacheable.
32:
33: @param holderFactory The factory for the objects that are to be cached.
34: @param name The name of the cache
35: @param initialSize The number of initial holder objects that will be created
36: @param maximumSize The maximum number of objects the cache will hold
37:
38: */
39:
40: public CacheManager newCacheManager(CacheableFactory holderFactory,
41: String name, int initialSize, int maximumSize);
42:
43: /**
44: Create a cache that uses the class represented by holderClass as
45: the holder class. This holderClass must implement Cacheable.
46:
47: @param holderFactory The Class object representing the holder class.
48: @param name The name of the cache
49: @param initialSize The number of initial holder objects that will be created
50: @param maximumSize The maximum total size of the objects that the cache will hold
51:
52: */
53:
54: public CacheManager newSizedCacheManager(
55: CacheableFactory holderFactory, String name,
56: int initialSize, long maximumSize);
57: }
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