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1 package org.hibernate.loader.collection;
3
4 import java.io.Serializable  ;
5 import java.util.Collection ;
6 import java.util.Iterator ;
7 import java.util.Map ;
8
9 import org.hibernate.HibernateException;
10 import org.hibernate.MappingException;
11 import org.hibernate.engine.EntityKey;
12 import org.hibernate.engine.QueryParameters;
13 import org.hibernate.engine.SessionFactoryImplementor;
14 import org.hibernate.engine.SessionImplementor;
15 import org.hibernate.persister.collection.QueryableCollection;
16 import org.hibernate.type.Type;
17
18
22 public class SubselectCollectionLoader extends BasicCollectionLoader {
23
24 private final Serializable [] keys;
25 private final Type[] types;
26 private final Object [] values;
27 private final Map namedParameters;
28
29 public SubselectCollectionLoader(
30 QueryableCollection persister,
31 String subquery,
32 Collection entityKeys,
33 QueryParameters queryParameters,
34 SessionFactoryImplementor factory,
35 Map enabledFilters)
36 throws MappingException {
37
38 super(persister, 1, subquery, factory, enabledFilters);
39
40 keys = new Serializable [ entityKeys.size() ];
41 Iterator iter = entityKeys.iterator();
42 int i=0;
43 while ( iter.hasNext() ) {
44 keys[i++] = ( (EntityKey) iter.next() ).getIdentifier();
45 }
46
47 this.namedParameters = queryParameters.getNamedParameters();
48 this.types = queryParameters.getFilteredPositionalParameterTypes();
49 this.values = queryParameters.getFilteredPositionalParameterValues();
50
51 }
52
53 public void initialize(Serializable id, SessionImplementor session)
54 throws HibernateException {
55 loadCollectionSubselect(
56 session,
57 keys,
58 values,
59 types,
60 namedParameters,
61 getKeyType()
62 );
63 }
64
65 }
66 |
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