01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * Portions Copyright Apache Software Foundation.
07: *
08: * The contents of this file are subject to the terms of either the GNU
09: * General Public License Version 2 only ("GPL") or the Common Development
10: * and Distribution License("CDDL") (collectively, the "License"). You
11: * may not use this file except in compliance with the License. You can obtain
12: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
13: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
14: * language governing permissions and limitations under the License.
15: *
16: * When distributing the software, include this License Header Notice in each
17: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
18: * Sun designates this particular file as subject to the "Classpath" exception
19: * as provided by Sun in the GPL Version 2 section of the License file that
20: * accompanied this code. If applicable, add the following below the License
21: * Header, with the fields enclosed by brackets [] replaced by your own
22: * identifying information: "Portions Copyrighted [year]
23: * [name of copyright owner]"
24: *
25: * Contributor(s):
26: *
27: * If you wish your version of this file to be governed by only the CDDL or
28: * only the GPL Version 2, indicate your decision by adding "[Contributor]
29: * elects to include this software in this distribution under the [CDDL or GPL
30: * Version 2] license." If you don't indicate a single choice of license, a
31: * recipient has the option to distribute your version of this file under
32: * either the CDDL, the GPL Version 2 or to extend the choice of license to
33: * its licensees as provided above. However, if you add GPL Version 2 code
34: * and therefore, elected the GPL Version 2 license, then the option applies
35: * only if the new code is made subject to such option by the copyright
36: * holder.
37: */
38: package org.apache.taglibs.standard.tag.el.sql;
39:
40: import javax.servlet.jsp.JspException;
41:
42: import org.apache.taglibs.standard.lang.support.ExpressionEvaluatorManager;
43: import org.apache.taglibs.standard.tag.common.sql.TransactionTagSupport;
44:
45: /**
46: * Subclass for the JSTL library with EL support.
47: *
48: * @author Hans Bergsten
49: * @author Justyna Horwat
50: */
51: public class TransactionTag extends TransactionTagSupport {
52:
53: private String dataSourceEL;
54: private String isolationEL;
55:
56: public void setDataSource(String dataSourceEL) {
57: this .dataSourceEL = dataSourceEL;
58: this .dataSourceSpecified = true;
59: }
60:
61: public void setIsolation(String isolationEL) {
62: this .isolationEL = isolationEL;
63: }
64:
65: public int doStartTag() throws JspException {
66: if (dataSourceEL != null) {
67: rawDataSource = (Object) ExpressionEvaluatorManager
68: .evaluate("dataSource", dataSourceEL, Object.class,
69: this , pageContext);
70: }
71:
72: if (isolationEL != null) {
73: isolationEL = (String) ExpressionEvaluatorManager.evaluate(
74: "isolation", isolationEL, String.class, this,
75: pageContext);
76: super.setIsolation(isolationEL);
77: }
78:
79: return super.doStartTag();
80: }
81: }
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