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Viewing changes to src/org/hibernate/cache/entry/StructuredMapCacheEntry.java

  • Committer: Bazaar Package Importer
  • Author(s): Torsten Werner
  • Date: 2007-10-14 14:43:34 UTC
  • Revision ID: james.westby@ubuntu.com-20071014144334-eamc8i0q10gs1aro
Tags: upstream-3.2.5
Import upstream version 3.2.5

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src/org/hibernate/cache/entry/StructuredMapCacheEntry.java
 
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//$Id: StructuredMapCacheEntry.java 5707 2005-02-13 12:47:01Z oneovthafew $
 
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package org.hibernate.cache.entry;
 
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import java.io.Serializable;
 
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import java.util.HashMap;
 
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import java.util.Iterator;
 
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import java.util.Map;
 
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import org.hibernate.engine.SessionFactoryImplementor;
 
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/**
 
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 * @author Gavin King
 
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 */
 
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public class StructuredMapCacheEntry implements CacheEntryStructure {
 
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        public Object structure(Object item) {
 
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                CollectionCacheEntry entry = (CollectionCacheEntry) item;
 
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                Serializable[] state = entry.getState();
 
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                Map map = new HashMap(state.length);
 
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                for ( int i=0; i<state.length; ) {
 
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                        map.put( state[i++], state[i++] );
 
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                }
 
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                return map;
 
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        }
 
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        public Object destructure(Object item, SessionFactoryImplementor factory) {
 
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                Map map = (Map) item;
 
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                Serializable[] state = new Serializable[ map.size()*2 ];
 
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                int i=0;
 
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                Iterator iter = map.entrySet().iterator();
 
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                while ( iter.hasNext() ) {
 
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                        Map.Entry me = (Map.Entry) iter.next();
 
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                        state[i++] = (Serializable) me.getKey();
 
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                        state[i++] = (Serializable) me.getValue();
 
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                }
 
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                return new CollectionCacheEntry(state);
 
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        }
 
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}