01: /*
02: * (c) Copyright 2007 by Volker Bergmann. All rights reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, is permitted under the terms of the
06: * GNU General Public License.
07: *
08: * For redistributing this software or a derivative work under a license other
09: * than the GPL-compatible Free Software License as defined by the Free
10: * Software Foundation or approved by OSI, you must first obtain a commercial
11: * license to this software product from Volker Bergmann.
12: *
13: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
14: * WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
15: * REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
16: * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
17: * HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24: * POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27: package org.databene.platform.db;
28:
29: import java.sql.ResultSet;
30: import java.util.Iterator;
31:
32: import org.databene.commons.TypedIterable;
33: import org.databene.model.data.Entity;
34: import org.databene.model.data.EntityDescriptor;
35:
36: /**
37: * Iterates a ResultSet, returning Entities.
38: * @author Volker Bergmann
39: * @since 0.3.04
40: */
41: public class EntityResultSetIterable implements TypedIterable<Entity> {
42:
43: private Iterable<ResultSet> iterable;
44: private EntityDescriptor entityDescriptor;
45:
46: public EntityResultSetIterable(Iterable<ResultSet> iterable,
47: EntityDescriptor entityDescriptor) {
48: this .iterable = iterable;
49: this .entityDescriptor = entityDescriptor;
50: }
51:
52: public Class<Entity> getType() {
53: return Entity.class;
54: }
55:
56: public Iterator<Entity> iterator() {
57: return new ResultSetEntityIterator(iterable.iterator(),
58: entityDescriptor);
59: }
60:
61: }
|