1 |
14 |
jlechner |
/* EventRequestCommandSet.java -- class to implement the EventRequest Command
|
2 |
|
|
Set
|
3 |
|
|
Copyright (C) 2005 Free Software Foundation
|
4 |
|
|
|
5 |
|
|
This file is part of GNU Classpath.
|
6 |
|
|
|
7 |
|
|
GNU Classpath is free software; you can redistribute it and/or modify
|
8 |
|
|
it under the terms of the GNU General Public License as published by
|
9 |
|
|
the Free Software Foundation; either version 2, or (at your option)
|
10 |
|
|
any later version.
|
11 |
|
|
|
12 |
|
|
GNU Classpath is distributed in the hope that it will be useful, but
|
13 |
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
14 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
15 |
|
|
General Public License for more details.
|
16 |
|
|
|
17 |
|
|
You should have received a copy of the GNU General Public License
|
18 |
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
19 |
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
20 |
|
|
02110-1301 USA.
|
21 |
|
|
|
22 |
|
|
Linking this library statically or dynamically with other modules is
|
23 |
|
|
making a combined work based on this library. Thus, the terms and
|
24 |
|
|
conditions of the GNU General Public License cover the whole
|
25 |
|
|
combination.
|
26 |
|
|
|
27 |
|
|
As a special exception, the copyright holders of this library give you
|
28 |
|
|
permission to link this library with independent modules to produce an
|
29 |
|
|
executable, regardless of the license terms of these independent
|
30 |
|
|
modules, and to copy and distribute the resulting executable under
|
31 |
|
|
terms of your choice, provided that you also meet, for each linked
|
32 |
|
|
independent module, the terms and conditions of the license of that
|
33 |
|
|
module. An independent module is a module which is not derived from
|
34 |
|
|
or based on this library. If you modify this library, you may extend
|
35 |
|
|
this exception to your version of the library, but you are not
|
36 |
|
|
obligated to do so. If you do not wish to do so, delete this
|
37 |
|
|
exception statement from your version. */
|
38 |
|
|
|
39 |
|
|
|
40 |
|
|
package gnu.classpath.jdwp.processor;
|
41 |
|
|
|
42 |
|
|
import gnu.classpath.jdwp.JdwpConstants;
|
43 |
|
|
import gnu.classpath.jdwp.event.EventManager;
|
44 |
|
|
import gnu.classpath.jdwp.event.EventRequest;
|
45 |
|
|
import gnu.classpath.jdwp.event.filters.ClassExcludeFilter;
|
46 |
|
|
import gnu.classpath.jdwp.event.filters.ClassMatchFilter;
|
47 |
|
|
import gnu.classpath.jdwp.event.filters.ClassOnlyFilter;
|
48 |
|
|
import gnu.classpath.jdwp.event.filters.ConditionalFilter;
|
49 |
|
|
import gnu.classpath.jdwp.event.filters.CountFilter;
|
50 |
|
|
import gnu.classpath.jdwp.event.filters.ExceptionOnlyFilter;
|
51 |
|
|
import gnu.classpath.jdwp.event.filters.FieldOnlyFilter;
|
52 |
|
|
import gnu.classpath.jdwp.event.filters.IEventFilter;
|
53 |
|
|
import gnu.classpath.jdwp.event.filters.InstanceOnlyFilter;
|
54 |
|
|
import gnu.classpath.jdwp.event.filters.LocationOnlyFilter;
|
55 |
|
|
import gnu.classpath.jdwp.event.filters.StepFilter;
|
56 |
|
|
import gnu.classpath.jdwp.event.filters.ThreadOnlyFilter;
|
57 |
|
|
import gnu.classpath.jdwp.exception.JdwpException;
|
58 |
|
|
import gnu.classpath.jdwp.exception.JdwpInternalErrorException;
|
59 |
|
|
import gnu.classpath.jdwp.exception.NotImplementedException;
|
60 |
|
|
import gnu.classpath.jdwp.id.ObjectId;
|
61 |
|
|
import gnu.classpath.jdwp.id.ReferenceTypeId;
|
62 |
|
|
import gnu.classpath.jdwp.id.ThreadId;
|
63 |
|
|
import gnu.classpath.jdwp.util.JdwpString;
|
64 |
|
|
import gnu.classpath.jdwp.util.Location;
|
65 |
|
|
|
66 |
|
|
import java.io.DataOutputStream;
|
67 |
|
|
import java.io.IOException;
|
68 |
|
|
import java.nio.ByteBuffer;
|
69 |
|
|
|
70 |
|
|
/**
|
71 |
|
|
* A class representing the EventRequest Command Set.
|
72 |
|
|
*
|
73 |
|
|
* @author Aaron Luchko <aluchko@redhat.com>
|
74 |
|
|
*/
|
75 |
|
|
public class EventRequestCommandSet
|
76 |
|
|
extends CommandSet
|
77 |
|
|
{
|
78 |
|
|
public boolean runCommand(ByteBuffer bb, DataOutputStream os, byte command)
|
79 |
|
|
throws JdwpException
|
80 |
|
|
{
|
81 |
|
|
try
|
82 |
|
|
{
|
83 |
|
|
switch (command)
|
84 |
|
|
{
|
85 |
|
|
case JdwpConstants.CommandSet.EventRequest.SET:
|
86 |
|
|
executeSet(bb, os);
|
87 |
|
|
break;
|
88 |
|
|
case JdwpConstants.CommandSet.EventRequest.CLEAR:
|
89 |
|
|
executeClear(bb, os);
|
90 |
|
|
break;
|
91 |
|
|
case JdwpConstants.CommandSet.EventRequest.CLEAR_ALL_BREAKPOINTS:
|
92 |
|
|
executeClearAllBreakpoints(bb, os);
|
93 |
|
|
break;
|
94 |
|
|
default:
|
95 |
|
|
throw new NotImplementedException("Command " + command +
|
96 |
|
|
" not found in EventRequest Reference Command Set.");
|
97 |
|
|
}
|
98 |
|
|
}
|
99 |
|
|
catch (IOException ex)
|
100 |
|
|
{
|
101 |
|
|
// The DataOutputStream we're using isn't talking to a socket at all
|
102 |
|
|
// So if we throw an IOException we're in serious trouble
|
103 |
|
|
throw new JdwpInternalErrorException(ex);
|
104 |
|
|
}
|
105 |
|
|
|
106 |
|
|
return false;
|
107 |
|
|
}
|
108 |
|
|
|
109 |
|
|
private void executeSet(ByteBuffer bb, DataOutputStream os)
|
110 |
|
|
throws JdwpException, IOException
|
111 |
|
|
{
|
112 |
|
|
byte eventKind = bb.get();
|
113 |
|
|
byte suspendPolicy = bb.get();
|
114 |
|
|
int modifiers = bb.getInt();
|
115 |
|
|
|
116 |
|
|
EventRequest eventReq = new EventRequest(eventKind, suspendPolicy);
|
117 |
|
|
IEventFilter filter = null;
|
118 |
|
|
ReferenceTypeId refId;
|
119 |
|
|
for (int i = 0; i < modifiers; i++)
|
120 |
|
|
{
|
121 |
|
|
byte modKind = bb.get();
|
122 |
|
|
switch (modKind)
|
123 |
|
|
{
|
124 |
|
|
case JdwpConstants.ModKind.COUNT:
|
125 |
|
|
filter = new CountFilter(bb.getInt());
|
126 |
|
|
break;
|
127 |
|
|
case JdwpConstants.ModKind.CONDITIONAL:
|
128 |
|
|
filter = new ConditionalFilter(idMan.readObjectId(bb));
|
129 |
|
|
break;
|
130 |
|
|
case JdwpConstants.ModKind.THREAD_ONLY:
|
131 |
|
|
filter = new ThreadOnlyFilter((ThreadId) idMan.readObjectId(bb));
|
132 |
|
|
break;
|
133 |
|
|
case JdwpConstants.ModKind.CLASS_ONLY:
|
134 |
|
|
filter = new ClassOnlyFilter(idMan.readReferenceTypeId(bb));
|
135 |
|
|
break;
|
136 |
|
|
case JdwpConstants.ModKind.CLASS_MATCH:
|
137 |
|
|
filter = new ClassMatchFilter(JdwpString.readString(bb));
|
138 |
|
|
break;
|
139 |
|
|
case JdwpConstants.ModKind.CLASS_EXCLUDE:
|
140 |
|
|
filter = new ClassExcludeFilter(JdwpString.readString(bb));
|
141 |
|
|
break;
|
142 |
|
|
case JdwpConstants.ModKind.LOCATION_ONLY:
|
143 |
|
|
filter = new LocationOnlyFilter(new Location(bb));
|
144 |
|
|
break;
|
145 |
|
|
case JdwpConstants.ModKind.EXCEPTION_ONLY:
|
146 |
|
|
long id = bb.getLong();
|
147 |
|
|
if (id == 0)
|
148 |
|
|
refId = null;
|
149 |
|
|
else
|
150 |
|
|
refId = idMan.readReferenceTypeId(bb);
|
151 |
|
|
boolean caught = (bb.get() == 0) ? false : true;
|
152 |
|
|
boolean unCaught = (bb.get() == 0) ? false : true;
|
153 |
|
|
filter = new ExceptionOnlyFilter(refId, caught, unCaught);
|
154 |
|
|
break;
|
155 |
|
|
case JdwpConstants.ModKind.FIELD_ONLY:
|
156 |
|
|
refId = idMan.readReferenceTypeId(bb);
|
157 |
|
|
ReferenceTypeId fieldId = idMan.readReferenceTypeId(bb);
|
158 |
|
|
filter = new FieldOnlyFilter(refId, fieldId);
|
159 |
|
|
break;
|
160 |
|
|
case JdwpConstants.ModKind.STEP:
|
161 |
|
|
ThreadId tid = (ThreadId) idMan.readObjectId(bb);
|
162 |
|
|
int size = bb.getInt();
|
163 |
|
|
int depth = bb.getInt();
|
164 |
|
|
filter = new StepFilter(tid, size, depth);
|
165 |
|
|
break;
|
166 |
|
|
case JdwpConstants.ModKind.INSTANCE_ONLY:
|
167 |
|
|
ObjectId oid = idMan.readObjectId(bb);
|
168 |
|
|
filter = new InstanceOnlyFilter(oid);
|
169 |
|
|
break;
|
170 |
|
|
default:
|
171 |
|
|
throw new NotImplementedException("modKind " + modKind
|
172 |
|
|
+ " is not implemented.");
|
173 |
|
|
}
|
174 |
|
|
eventReq.addFilter(filter);
|
175 |
|
|
}
|
176 |
|
|
|
177 |
|
|
EventManager.getDefault().requestEvent(eventReq);
|
178 |
|
|
os.writeInt(eventReq.getId());
|
179 |
|
|
|
180 |
|
|
}
|
181 |
|
|
|
182 |
|
|
private void executeClear(ByteBuffer bb, DataOutputStream os)
|
183 |
|
|
throws JdwpException, IOException
|
184 |
|
|
{
|
185 |
|
|
byte eventKind = bb.get();
|
186 |
|
|
int requestId = bb.getInt();
|
187 |
|
|
EventManager.getDefault().deleteRequest(eventKind, requestId);
|
188 |
|
|
}
|
189 |
|
|
|
190 |
|
|
private void executeClearAllBreakpoints(ByteBuffer bb, DataOutputStream os)
|
191 |
|
|
throws JdwpException, IOException
|
192 |
|
|
{
|
193 |
|
|
byte eventKind = bb.get ();
|
194 |
|
|
EventManager.getDefault().clearRequests (eventKind);
|
195 |
|
|
}
|
196 |
|
|
|
197 |
|
|
}
|