StackFrame.java revision 2224:2a8815d86b93 
1/*
2 * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26
27/*
28 * The Original Code is HAT. The Initial Developer of the
29 * Original Code is Bill Foote, with contributions from others
30 * at JavaSoft/Sun.
31 */
32
33package jdk.test.lib.hprof.model;
34
35/**
36 *
37 * @author      Bill Foote
38 */
39
40
41/**
42 * Represents a stack frame.
43 */
44
45public class StackFrame {
46
47    //
48    // Values for the lineNumber data member.  These are the same
49    // as the values used in the JDK 1.2 heap dump file.
50    //
51    public final static int LINE_NUMBER_UNKNOWN = -1;
52    public final static int LINE_NUMBER_COMPILED = -2;
53    public final static int LINE_NUMBER_NATIVE = -3;
54
55    private String methodName;
56    private String methodSignature;
57    private String className;
58    private String sourceFileName;
59    private int lineNumber;
60
61    public StackFrame(String methodName, String methodSignature,
62                      String className, String sourceFileName, int lineNumber) {
63        this.methodName = methodName;
64        this.methodSignature = methodSignature;
65        this.className = className;
66        this.sourceFileName = sourceFileName;
67        this.lineNumber = lineNumber;
68    }
69
70    public void resolve(Snapshot snapshot) {
71    }
72
73    public String getMethodName() {
74        return methodName;
75    }
76
77    public String getMethodSignature() {
78        return methodSignature;
79    }
80
81    public String getClassName() {
82        return className;
83    }
84
85    public String getSourceFileName() {
86        return sourceFileName;
87    }
88
89    public String getLineNumber() {
90        switch(lineNumber) {
91            case LINE_NUMBER_UNKNOWN:
92                return "(unknown)";
93            case LINE_NUMBER_COMPILED:
94                return "(compiled method)";
95            case LINE_NUMBER_NATIVE:
96                return "(native method)";
97            default:
98                return Integer.toString(lineNumber, 10);
99        }
100    }
101}
102