01: /*
02: * ============================================================================
03: * GNU Lesser General Public License
04: * ============================================================================
05: *
06: * JasperReports - Free Java report-generating library.
07: * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
08: *
09: * This library is free software; you can redistribute it and/or
10: * modify it under the terms of the GNU Lesser General Public
11: * License as published by the Free Software Foundation; either
12: * version 2.1 of the License, or (at your option) any later version.
13: *
14: * This library is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17: * Lesser General Public License for more details.
18: *
19: * You should have received a copy of the GNU Lesser General Public
20: * License along with this library; if not, write to the Free Software
21: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
22: *
23: * JasperSoft Corporation
24: * 303 Second Street, Suite 450 North
25: * San Francisco, CA 94107
26: * http://www.jaspersoft.com
27: */
28: package net.sf.jasperreports.engine.design;
29:
30: import net.sf.jasperreports.engine.JRExpression;
31:
32: /**
33: * Default {@link JRCompilationSourceCode JRCompilationSourceCode} implementation that can receive
34: * a list of expressions corresponding to lines in the code.
35: *
36: * @author Lucian Chirita (lucianc@users.sourceforge.net)
37: * @version $Id: JRDefaultCompilationSourceCode.java 1625 2007-03-09 17:21:31Z lucianc $
38: */
39: public class JRDefaultCompilationSourceCode implements
40: JRCompilationSourceCode {
41:
42: private final String sourceCode;
43: private final JRExpression[] lineExpressions;
44:
45: /**
46: * Constructor.
47: *
48: * @param sourceCode the source code.
49: * @param lineExpressions an array of expressions corresponding to line numbers.
50: * Can be null.
51: */
52: public JRDefaultCompilationSourceCode(String sourceCode,
53: JRExpression[] lineExpressions) {
54: this .sourceCode = sourceCode;
55: this .lineExpressions = lineExpressions;
56: }
57:
58: public String getCode() {
59: return sourceCode;
60: }
61:
62: public JRExpression getExpressionAtLine(int line) {
63: if (lineExpressions == null || line <= 0
64: || line > lineExpressions.length) {
65: return null;
66: }
67:
68: return lineExpressions[line - 1];
69: }
70:
71: }
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