Source Code Cross Referenced for ContainerTransaction.java in  » EJB-Server-resin-3.1.5 » resin » com » caucho » ejb » cfg » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server resin 3.1.5 » resin » com.caucho.ejb.cfg 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
003:         *
004:         * This file is part of Resin(R) Open Source
005:         *
006:         * Each copy or derived work must preserve the copyright notice and this
007:         * notice unmodified.
008:         *
009:         * Resin Open Source is free software; you can redistribute it and/or modify
010:         * it under the terms of the GNU General Public License as published by
011:         * the Free Software Foundation; either version 2 of the License, or
012:         * (at your option) any later version.
013:         *
014:         * Resin Open Source is distributed in the hope that it will be useful,
015:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
016:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
017:         * of NON-INFRINGEMENT.  See the GNU General Public License for more
018:         * details.
019:         *
020:         * You should have received a copy of the GNU General Public License
021:         * along with Resin Open Source; if not, write to the
022:         *   Free SoftwareFoundation, Inc.
023:         *   59 Temple Place, Suite 330
024:         *   Boston, MA 02111-1307  USA
025:         *
026:         * @author Scott Ferguson
027:         */
028:
029:        package com.caucho.ejb.cfg;
030:
031:        import com.caucho.config.ConfigException;
032:        import com.caucho.util.L10N;
033:
034:        import javax.annotation.PostConstruct;
035:
036:        /**
037:         * Configuraton for a method transaction
038:         */
039:        public class ContainerTransaction {
040:            private static final L10N L = new L10N(ContainerTransaction.class);
041:
042:            private EjbConfig _config;
043:            private String _location;
044:            private MethodSignature _method;
045:            private String _trans;
046:
047:            /**
048:             * Creates a new cmp-relation
049:             */
050:            public ContainerTransaction(EjbConfig config) {
051:                _config = config;
052:            }
053:
054:            public void setConfigLocation(String filename, int line) {
055:                _location = filename + ":" + line;
056:            }
057:
058:            public void setDescription(String description) {
059:            }
060:
061:            public void setMethod(MethodSignature method) {
062:                _method = method;
063:            }
064:
065:            public void setTransAttribute(String trans) throws ConfigException {
066:                if (trans.equals("Required")) {
067:                } else if (trans.equals("RequiresNew")) {
068:                } else if (trans.equals("Mandatory")) {
069:                } else if (trans.equals("NotSupported")) {
070:                } else if (trans.equals("Never")) {
071:                } else if (trans.equals("Supports")) {
072:                } else
073:                    throw new ConfigException(
074:                            L
075:                                    .l(
076:                                            "'{0}' is an unknown transaction type.  The transaction types are:\n  Required - creates a new transaction if none is active.\n  RequiresNew - always creates a new transaction.\n  Mandatory - requires an active transaction.\n  NotSupported - suspends any active transaction.\n  Never - forbids any active transaction.\n  Supports - allows a transaction or no transaction.",
077:                                            trans));
078:
079:                _trans = trans;
080:            }
081:
082:            @PostConstruct
083:            public void init() throws ConfigException {
084:                EjbBean bean = _config.getBeanConfig(_method.getEJBName());
085:
086:                if (bean == null)
087:                    throw new ConfigException(L.l(
088:                            "'{0}' is an unknown entity bean.", _method
089:                                    .getEJBName()));
090:
091:                EjbMethodPattern method = bean.createMethod(_method);
092:
093:                method.setTransAttribute(_trans);
094:
095:                // ejb/0593
096:                setInternalTransactionAttribute("ejb", bean);
097:
098:                // ejb/0596
099:                setInternalTransactionAttribute("ejbHome", bean);
100:            }
101:
102:            private void setInternalTransactionAttribute(String prefix,
103:                    EjbBean bean) {
104:                // XXX: it might need to check <method-intf>
105:
106:                if (!_method.getName().startsWith(prefix)) {
107:                    MethodSignature signature = new MethodSignature();
108:
109:                    signature.setEJBName(_method.getEJBName());
110:
111:                    String methodName = _method.getName();
112:
113:                    methodName = Character.toUpperCase(methodName.charAt(0))
114:                            + methodName.substring(1);
115:
116:                    signature.setMethodName(prefix + methodName);
117:
118:                    EjbMethodPattern method = bean.createMethod(signature);
119:
120:                    method.setTransAttribute(_trans);
121:                }
122:            }
123:        }
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