1/*
2 * Copyright (c) 2001, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25package sun.jvm.hotspot.debugger.cdbg.basic;
26
27import sun.jvm.hotspot.debugger.*;
28import sun.jvm.hotspot.debugger.cdbg.*;
29
30public class BasicDebugEvent implements DebugEvent {
31  private DebugEvent.Type type;
32  private ThreadProxy thread;
33  private Address     pc;
34  private Address     address;
35  private boolean     wasWrite;
36  private String      detail;
37
38  public BasicDebugEvent(DebugEvent.Type type, ThreadProxy thread) {
39    this.type = type;
40    this.thread = thread;
41  }
42
43  public DebugEvent.Type getType()               { return type;            }
44  public ThreadProxy     getThread()             { return thread;          }
45  public Address         getPC()                 { return pc;              }
46  public boolean         getWasWrite()           { return wasWrite;        }
47  public Address         getAddress()            { return address;         }
48  public String          getUnknownEventDetail() { return detail;          }
49
50  /** Mutators for convenience */
51  public void setType(DebugEvent.Type type)      { this.type = type;       }
52  public void setThread(ThreadProxy thread)      { this.thread = thread;   }
53  public void setPC(Address pc)                  { this.pc = pc;           }
54  public void setWasWrite(boolean val)           { wasWrite = val;         }
55  public void setAddress(Address address)        { this.address = address; }
56  public void setUnknownEventDetail(String msg)  { detail = msg;           }
57
58  /** Factory methods for convenience */
59  public static BasicDebugEvent newLoadObjectLoadEvent(ThreadProxy thread, Address base) {
60    return newAddressEvent(DebugEvent.Type.LOADOBJECT_LOAD, thread, base);
61  }
62
63  public static BasicDebugEvent newLoadObjectUnloadEvent(ThreadProxy thread, Address base) {
64    return newAddressEvent(DebugEvent.Type.LOADOBJECT_UNLOAD, thread, base);
65  }
66
67  public static BasicDebugEvent newBreakpointEvent(ThreadProxy thread, Address pc) {
68    return newPCEvent(DebugEvent.Type.BREAKPOINT, thread, pc);
69  }
70
71  public static BasicDebugEvent newSingleStepEvent(ThreadProxy thread, Address pc) {
72    return newPCEvent(DebugEvent.Type.BREAKPOINT, thread, pc);
73  }
74
75  public static BasicDebugEvent newAccessViolationEvent(ThreadProxy thread,
76                                                        Address pc,
77                                                        boolean wasWrite,
78                                                        Address addr) {
79    BasicDebugEvent ev = newPCEvent(DebugEvent.Type.ACCESS_VIOLATION, thread, pc);
80    ev.setWasWrite(wasWrite);
81    ev.setAddress(addr);
82    return ev;
83  }
84
85  public static BasicDebugEvent newUnknownEvent(ThreadProxy thread, String detail) {
86    BasicDebugEvent ev = new BasicDebugEvent(DebugEvent.Type.UNKNOWN, thread);
87    ev.setUnknownEventDetail(detail);
88    return ev;
89  }
90
91  //----------------------------------------------------------------------
92  // Internals only below this point
93  //
94
95  private static BasicDebugEvent newAddressEvent(DebugEvent.Type type, ThreadProxy thread, Address addr) {
96    BasicDebugEvent ev = new BasicDebugEvent(type, thread);
97    ev.setAddress(addr);
98    return ev;
99  }
100
101  private static BasicDebugEvent newPCEvent(DebugEvent.Type type, ThreadProxy thread, Address pc) {
102    BasicDebugEvent ev = new BasicDebugEvent(type, thread);
103    ev.setPC(pc);
104    return ev;
105  }
106}
107