Source Code Cross Referenced for ContainerTransaction.java in  » J2EE » ow2-easybeans » org » ow2 » easybeans » tests » common » ejbs » base » transaction » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » J2EE » ow2 easybeans » org.ow2.easybeans.tests.common.ejbs.base.transaction 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * EasyBeans
003:         * Copyright (C) 2006 Bull S.A.S.
004:         * Contact: easybeans@ow2.org
005:         *
006:         * This library is free software; you can redistribute it and/or
007:         * modify it under the terms of the GNU Lesser General Public
008:         * License as published by the Free Software Foundation; either
009:         * version 2.1 of the License, or any later version.
010:         *
011:         * This library is distributed in the hope that it will be useful,
012:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
013:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014:         * Lesser General Public License for more details.
015:         *
016:         * You should have received a copy of the GNU Lesser General Public
017:         * License along with this library; if not, write to the Free Software
018:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
019:         * USA
020:         *
021:         * --------------------------------------------------------------------------
022:         * $Id: ContainerTransaction.java 1970 2007-10-16 11:49:25Z benoitf $
023:         * --------------------------------------------------------------------------
024:         */package org.ow2.easybeans.tests.common.ejbs.base.transaction;
025:
026:        import java.sql.Connection;
027:        import java.sql.PreparedStatement;
028:
029:        import javax.annotation.Resource;
030:        import javax.ejb.SessionContext;
031:        import javax.sql.DataSource;
032:        import javax.transaction.UserTransaction;
033:
034:        import org.ow2.easybeans.tests.common.db.TableManager;
035:        import org.ow2.easybeans.tests.common.ejbs.stateless.containermanaged.transaction.ItfTransactionMisc00;
036:        import org.ow2.easybeans.tests.common.ejbs.stateless.containermanaged.transaction.SLSBTransactionMisc00;
037:        import org.ow2.easybeans.tests.common.exception.TransactionException;
038:        import org.ow2.easybeans.tests.common.helper.DBHelper;
039:        import org.ow2.easybeans.tests.common.helper.EJBHelper;
040:        import org.ow2.easybeans.tests.common.helper.TransactionHelper;
041:
042:        /**
043:         * Has all methods needed to do the tests with container-managed transaction.
044:         * @author Gisele Pinheiro Souza
045:         * @author Eduardo Studzinski Estima de Castro
046:         */
047:        public class ContainerTransaction implements  ItfContainerTransaction {
048:
049:            /**
050:             * The bean session context.
051:             */
052:            @Resource
053:            private SessionContext ctx;
054:
055:            /**
056:             * Inserts the table test the database.
057:             * @param dbName is the name of the database in the registry.
058:             * @throws Exception if an error occurs.
059:             */
060:            protected void insertTable(final String dbName) throws Exception {
061:                TableManager tableManager = new TableManager(dbName);
062:                tableManager.insertTable(TABLE);
063:            }
064:
065:            /**
066:             * Inserts the table test in both database.
067:             * @param db1 the name of the first database.
068:             * @param db2 the name of the second database.
069:             * @throws Exception if an error occurs.
070:             */
071:            public void insertCorrectTableInBothDB(final String db1,
072:                    final String db2) throws Exception {
073:                insertTable(db1);
074:                insertTable(db2);
075:
076:            }
077:
078:            /**
079:             * Makes an incorrect query in the database to force an exception.
080:             * @param db1 the database name in the registry.
081:             * @throws Exception if an error occurs.
082:             */
083:            private void makeSQLError(final String db1) throws Exception {
084:                Connection connection = null;
085:                DataSource ds = DBHelper.getDataSource(db1);
086:                try {
087:                    // gets a connection
088:                    connection = ds.getConnection();
089:                    PreparedStatement stmUpdate = null;
090:                    // connect and insert a query with error
091:                    try {
092:                        stmUpdate = connection
093:                                .prepareStatement("CREATE TABLE error(");
094:                        stmUpdate.executeUpdate();
095:                    } finally {
096:                        if (stmUpdate != null) {
097:                            stmUpdate.close();
098:                        }
099:                    }
100:                } finally {
101:                    if (connection != null) {
102:                        connection.close();
103:                    }
104:                }
105:            }
106:
107:            /**
108:             * Inserts the table test in the first database and makes an incorrect query
109:             * in the second database.
110:             * @param db1 the name of the first database.
111:             * @param db2 the name of the second databse.
112:             * @throws Exception if an error occurs.
113:             */
114:            public void insertCorrectFirstErrorSecond(final String db1,
115:                    final String db2) throws Exception {
116:                // inserts a correct table
117:                insertTable(db1);
118:                // makes an incorrect sql query
119:                makeSQLError(db2);
120:
121:            }
122:
123:            /**
124:             * Calls the method SessionContext.setRollbackOnly().
125:             * @param dbName1 the first database where the table should be inserted.
126:             * @param dbName2 the second database where the table should be inserted.
127:             * @throws TransactionException if an IllegalStateException occurs.
128:             * @throws Exception if an error occurs.
129:             */
130:            public void setRollbackOnly(final String dbName1,
131:                    final String dbName2) throws TransactionException,
132:                    Exception {
133:                insertTable(dbName1);
134:                insertTable(dbName2);
135:                try {
136:                    ctx.setRollbackOnly();
137:                } catch (IllegalStateException e) {
138:                    throw new TransactionException(
139:                            "There was an exception in the getRollbackOnly", e);
140:                }
141:            }
142:
143:            /**
144:             * Calls the method SessionContext.getRollbackOnly().
145:             * @return true if the rollback only is set, false otherwise.
146:             * @throws TransactionException if rollbackonly fails
147:             */
148:            public boolean getRollbackOnly() throws TransactionException {
149:                boolean bolResult;
150:                try {
151:                    bolResult = ctx.getRollbackOnly();
152:                } catch (IllegalStateException e) {
153:                    throw new TransactionException(
154:                            "There was an exception in the getRollbackOnly", e);
155:                }
156:                return bolResult;
157:            }
158:
159:            /**
160:             * Inserts a table in the first database,calls an auxiliary bean to create a
161:             * table in the second database and makes an exception to force a rollback
162:             * if the transaction attribute supports. The auxiliary bean uses the
163:             * transaction attribute REQUIRED.
164:             * @param db1 the name of the first database.
165:             * @param db2 the name of the second database.
166:             * @throws Exception if an error during the execution occurs.
167:             */
168:            public void insertTablesUsingAuxBeanReq(final String db1,
169:                    final String db2) throws Exception {
170:                // inserts a correct table in the first database
171:                insertTable(db1);
172:                // creates the auxiliary bean
173:                ItfTransactionMisc00 slsbTransactionMisc00 = EJBHelper
174:                        .getBeanRemoteInstance(SLSBTransactionMisc00.class,
175:                                ItfTransactionMisc00.class);
176:                // calls insert table for the auxiliary bean in the second database
177:                slsbTransactionMisc00.insertTableWithRequired(db2);
178:                // makes an illegal insertion to force a rollback.
179:                makeSQLError(db2);
180:
181:            }
182:
183:            /**
184:             * Inserts a table in the first database,calls an auxiliary bean to create a
185:             * table in the second database and makes an exception to force a rollback
186:             * if the transaction attribute supports. The auxiliary bean uses the
187:             * transaction attribute NOT_SUPPORTED.
188:             * @param db1 the name of the first database.
189:             * @param db2 the name of the second database.
190:             * @throws Exception if an error during the execution occurs.
191:             */
192:            public void insertTablesUsingAuxBeanNotSup(final String db1,
193:                    final String db2) throws Exception {
194:                // inserts a correct table in the first database
195:                insertTable(db1);
196:                // creates the auxiliary bean
197:                ItfTransactionMisc00 slsbTransactionMisc00 = EJBHelper
198:                        .getBeanRemoteInstance(SLSBTransactionMisc00.class,
199:                                ItfTransactionMisc00.class);
200:                // calls insert table for the auxiliary bean in the second database
201:                slsbTransactionMisc00.insertTableWithNotSupported(db2);
202:                // makes an illegal insertion to force a rollback.
203:                makeSQLError(db2);
204:
205:            }
206:
207:            /**
208:             * Makes a lookup in the registry to get an UserTransaction.An exception
209:             * must be thrown because the bean with container-managed transaction cannot
210:             * call a bean-managed transaction.
211:             * @throws Exception if an error occurs.
212:             */
213:            public void getUserTransactionWithLookup() throws Exception {
214:                try {
215:                    UserTransaction utx = TransactionHelper
216:                            .getUserTransaction();
217:                    utx.begin();
218:                    utx.commit();
219:                } catch (Exception e) {
220:                    throw new TransactionException(
221:                            "The bean cannot get the user transaction with the JNDI",
222:                            e);
223:                }
224:            }
225:
226:            /**
227:             * Call the method getUserTransaction() in the EJBContext to get an
228:             * UserTransaction.An exception must be thrown because the bean with
229:             * container-managed transaction cannot call a bean-managed transaction.
230:             * @throws Exception if an error occurs.
231:             */
232:            public void getUserTransactionWithEJBContext() throws Exception {
233:                try {
234:                    UserTransaction utx = ctx.getUserTransaction();
235:                    utx.begin();
236:                    utx.commit();
237:                } catch (Exception e) {
238:                    throw new TransactionException(
239:                            "The bean cannot get the user transaction with the EJBContext",
240:                            e);
241:                }
242:            }
243:
244:        }
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