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 
  33 package jdk.test.lib.hprof.model;
  34 
  35 /**
  36  *
  37  * @author      Bill Foote
  38  */
  39 
  40 
  41 /**
  42  * Represents a stack frame.
  43  */
  44 
  45 public 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 }