1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.spring.annotation;
16  
17  import com.liferay.portal.kernel.annotation.TransactionDefinition;
18  import com.liferay.portal.kernel.annotation.Transactional;
19  import com.liferay.portal.util.PropsValues;
20  
21  import java.io.Serializable;
22  
23  import java.lang.reflect.AnnotatedElement;
24  
25  import java.util.ArrayList;
26  import java.util.List;
27  
28  import org.springframework.transaction.annotation.TransactionAnnotationParser;
29  import org.springframework.transaction.interceptor.NoRollbackRuleAttribute;
30  import org.springframework.transaction.interceptor.RollbackRuleAttribute;
31  import org.springframework.transaction.interceptor.RuleBasedTransactionAttribute;
32  import org.springframework.transaction.interceptor.TransactionAttribute;
33  
34  /**
35   * <a href="PortalTransactionAnnotationParser.java.html"><b><i>View Source</i>
36   * </b></a>
37   *
38   * @author Michael Young
39   */
40  public class PortalTransactionAnnotationParser
41      implements TransactionAnnotationParser, Serializable {
42  
43      public TransactionAttribute parseTransactionAnnotation(
44          AnnotatedElement annotatedElement) {
45  
46          Transactional annotation = annotatedElement.getAnnotation(
47              Transactional.class);
48  
49          if (annotation == null) {
50              return null;
51          }
52  
53          RuleBasedTransactionAttribute ruleBasedTransactionAttribute =
54              new RuleBasedTransactionAttribute();
55  
56          int isolationLevel = annotation.isolation().value();
57  
58          if (isolationLevel == TransactionDefinition.ISOLATION_PORTAL) {
59              ruleBasedTransactionAttribute.setIsolationLevel(
60                  PropsValues.TRANSACTION_ISOLATION_PORTAL);
61          }
62          else {
63              ruleBasedTransactionAttribute.setIsolationLevel(isolationLevel);
64          }
65  
66          ruleBasedTransactionAttribute.setPropagationBehavior(
67              annotation.propagation().value());
68          ruleBasedTransactionAttribute.setReadOnly(annotation.readOnly());
69          ruleBasedTransactionAttribute.setTimeout(annotation.timeout());
70  
71          List<RollbackRuleAttribute> rollBackAttributes =
72              new ArrayList<RollbackRuleAttribute>();
73  
74          Class<?>[] rollbackFor = annotation.rollbackFor();
75  
76          for (int i = 0; i < rollbackFor.length; i++) {
77              RollbackRuleAttribute rollbackRuleAttribute =
78                  new RollbackRuleAttribute(rollbackFor[i]);
79  
80              rollBackAttributes.add(rollbackRuleAttribute);
81          }
82  
83          String[] rollbackForClassName = annotation.rollbackForClassName();
84  
85          for (int i = 0; i < rollbackForClassName.length; i++) {
86              RollbackRuleAttribute rollbackRuleAttribute =
87                  new RollbackRuleAttribute(rollbackForClassName[i]);
88  
89              rollBackAttributes.add(rollbackRuleAttribute);
90          }
91  
92          Class<?>[] noRollbackFor = annotation.noRollbackFor();
93  
94          for (int i = 0; i < noRollbackFor.length; ++i) {
95              NoRollbackRuleAttribute noRollbackRuleAttribute =
96                  new NoRollbackRuleAttribute(noRollbackFor[i]);
97  
98              rollBackAttributes.add(noRollbackRuleAttribute);
99          }
100 
101         String[] noRollbackForClassName = annotation.noRollbackForClassName();
102 
103         for (int i = 0; i < noRollbackForClassName.length; ++i) {
104             NoRollbackRuleAttribute noRollbackRuleAttribute =
105                 new NoRollbackRuleAttribute(noRollbackForClassName[i]);
106 
107             rollBackAttributes.add(noRollbackRuleAttribute);
108         }
109 
110         ruleBasedTransactionAttribute.getRollbackRules().addAll(
111             rollBackAttributes);
112 
113         return ruleBasedTransactionAttribute;
114     }
115 
116 }