1
22
23 package com.liferay.portal.spring.hibernate;
24
25 import com.liferay.portal.kernel.io.unsync.UnsyncByteArrayInputStream;
26 import com.liferay.portal.kernel.log.Log;
27 import com.liferay.portal.kernel.log.LogFactoryUtil;
28 import com.liferay.portal.kernel.util.Converter;
29 import com.liferay.portal.kernel.util.PropsKeys;
30 import com.liferay.portal.kernel.util.StringUtil;
31 import com.liferay.portal.kernel.util.Validator;
32 import com.liferay.portal.util.PropsUtil;
33 import com.liferay.portal.util.PropsValues;
34
35 import java.io.InputStream;
36
37 import org.hibernate.cfg.Configuration;
38 import org.hibernate.cfg.Environment;
39
40
46 public class PortalHibernateConfiguration
47 extends TransactionAwareConfiguration {
48
49 public void setHibernateConfigurationConverter(
50 Converter<String> hibernateConfigurationConverter) {
51
52 _hibernateConfigurationConverter = hibernateConfigurationConverter;
53 }
54
55 protected String determineDialect() {
56 return DialectDetector.determineDialect(getDataSource());
57 }
58
59 protected ClassLoader getConfigurationClassLoader() {
60 return getClass().getClassLoader();
61 }
62
63 protected String[] getConfigurationResources() {
64 return PropsUtil.getArray(PropsKeys.HIBERNATE_CONFIGS);
65 }
66
67 protected Configuration newConfiguration() {
68 Configuration configuration = new Configuration();
69
70 try {
71 String[] resources = getConfigurationResources();
72
73 for (String resource : resources) {
74 try {
75 readResource(configuration, resource);
76 }
77 catch (Exception e2) {
78 if (_log.isWarnEnabled()) {
79 _log.warn(e2, e2);
80 }
81 }
82 }
83
84 if (Validator.isNull(PropsValues.HIBERNATE_DIALECT)) {
85 String dialect = determineDialect();
86
87 configuration.setProperty("hibernate.dialect", dialect);
88 }
89
90 configuration.setProperties(PropsUtil.getProperties());
91 }
92 catch (Exception e1) {
93 _log.error(e1, e1);
94 }
95
96 return configuration;
97 }
98
99 protected void postProcessConfiguration(Configuration configuration) {
100
101
106 String connectionReleaseMode = PropsUtil.get(
107 Environment.RELEASE_CONNECTIONS);
108
109 if (Validator.isNotNull(connectionReleaseMode)) {
110 configuration.setProperty(
111 Environment.RELEASE_CONNECTIONS, connectionReleaseMode);
112 }
113 }
114
115 protected void readResource(Configuration configuration, String resource)
116 throws Exception {
117
118 ClassLoader classLoader = getConfigurationClassLoader();
119
120 InputStream is = classLoader.getResourceAsStream(resource);
121
122 if (is == null) {
123 return;
124 }
125
126 if (_hibernateConfigurationConverter != null) {
127 String configurationString = StringUtil.read(is);
128
129 is.close();
130
131 configurationString = _hibernateConfigurationConverter.convert(
132 configurationString);
133
134 is = new UnsyncByteArrayInputStream(
135 configurationString.getBytes());
136 }
137
138 configuration = configuration.addInputStream(is);
139
140 is.close();
141 }
142
143 private static Log _log =
144 LogFactoryUtil.getLog(PortalHibernateConfiguration.class);
145
146 private Converter<String> _hibernateConfigurationConverter;
147
148 }