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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