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package org.webmacro.resource; |
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import java.util.Map; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.webmacro.Broker; |
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import org.webmacro.InitException; |
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import org.webmacro.ResourceException; |
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import org.webmacro.util.Settings; |
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import java.util.concurrent.ConcurrentHashMap; |
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public class SimpleCacheManager implements CacheManager { |
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| 23 | 2 | static Logger _log = LoggerFactory.getLogger(SimpleCacheManager.class); |
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private static final String NAME = "SimpleCacheManager"; |
| 26 | 18 | private final Map _cache = new ConcurrentHashMap(); |
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private String _resourceType; |
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| 30 | 18 | public SimpleCacheManager() { |
| 31 | 18 | } |
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public void init(Broker b, Settings config, String resourceType) |
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throws InitException { |
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| 36 | 18 | _resourceType = resourceType; |
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| 38 | 18 | _log.info(NAME + "." + _resourceType); |
| 39 | 18 | } |
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public void flush() { |
| 45 | 0 | _cache.clear(); |
| 46 | 0 | } |
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public void destroy() { |
| 52 | 0 | _cache.clear(); |
| 53 | 0 | } |
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public boolean supportsReload() { |
| 56 | 0 | return false; |
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} |
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public Object get(final Object query, ResourceLoader helper) |
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throws ResourceException { |
| 66 | 56066 | Object o = null; |
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| 68 | 56066 | o = _cache.get(query); |
| 69 | 56066 | if (o == null) { |
| 70 | 532 | o = helper.load(query, null); |
| 71 | 532 | _cache.put(query, o); |
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} |
| 73 | 56066 | return o; |
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} |
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public Object get(final Object query) { |
| 81 | 133540 | return _cache.get(query); |
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} |
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public void put(final Object query, Object resource) { |
| 88 | 540 | _cache.put(query, resource); |
| 89 | 540 | } |
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public void invalidate(final Object query) { |
| 95 | 0 | _cache.remove(query); |
| 96 | 0 | } |
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public String toString() { |
| 99 | 0 | return NAME + "(type = " + _resourceType + ")"; |
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} |
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} |