01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Rodrigo Westrupp
28: */
29:
30: package com.caucho.amber.type;
31:
32: import com.caucho.amber.AmberRuntimeException;
33: import com.caucho.amber.entity.Embeddable;
34: import com.caucho.amber.manager.AmberConnection;
35: import com.caucho.amber.manager.AmberPersistenceUnit;
36: import com.caucho.amber.table.Table;
37: import com.caucho.amber.field.*;
38: import com.caucho.amber.gen.*;
39: import com.caucho.java.*;
40: import com.caucho.util.L10N;
41:
42: import java.sql.ResultSet;
43: import java.sql.SQLException;
44: import java.io.*;
45: import java.util.*;
46: import java.util.logging.Logger;
47:
48: /**
49: * Represents an embeddable type
50: */
51: public class EmbeddableType extends AbstractStatefulType {
52: private static final Logger log = Logger
53: .getLogger(EmbeddableType.class.getName());
54: private static final L10N L = new L10N(EmbeddableType.class);
55:
56: public EmbeddableType(AmberPersistenceUnit amberPersistenceUnit) {
57: super (amberPersistenceUnit);
58: }
59:
60: /**
61: * Returns true for an embeddable
62: */
63: public boolean isEmbeddable() {
64: return true;
65: }
66:
67: /**
68: * Gets the instance class.
69: */
70: public Class getInstanceClass() {
71: return getInstanceClass(Embeddable.class);
72: }
73:
74: /**
75: * Generates the select clause for a load.
76: */
77: public String generateLoadSelect(Table table, String id) {
78: return generateLoadSelect(table, id, -1);
79: }
80:
81: /**
82: * Creates an embeddable object of this type.
83: */
84: public Embeddable createObject() throws SQLException {
85: try {
86: return (Embeddable) getInstanceClass().newInstance();
87: } catch (Exception e) {
88: throw new AmberRuntimeException(e);
89: }
90: }
91:
92: /**
93: * Printable version of the entity.
94: */
95: public String toString() {
96: return "EmbeddableType[" + _beanClass.getName() + "]";
97: }
98: }
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