1 /*
2  * Copyright (c) 2005, 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
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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.
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24  */
25 package sun.tools.attach;
26 
27 import com.sun.tools.attach.VirtualMachine;
28 import com.sun.tools.attach.VirtualMachineDescriptor;
29 import com.sun.tools.attach.AttachNotSupportedException;
30 import java.io.IOException;
31 
32 /*
33  * An AttachProvider implementation for Solaris that use the doors
34  * interface to the VM.
35  */
36 public class AttachProviderImpl extends HotSpotAttachProvider {
37 
AttachProviderImpl()38     public AttachProviderImpl() {
39     }
40 
name()41     public String name() {
42         return "sun";
43     }
44 
type()45     public String type() {
46         return "doors";
47     }
48 
attachVirtualMachine(String vmid)49     public VirtualMachine attachVirtualMachine(String vmid)
50         throws AttachNotSupportedException, IOException
51     {
52         checkAttachPermission();
53 
54         // AttachNotSupportedException will be thrown if the target VM can be determined
55         // to be not attachable.
56         testAttachable(vmid);
57 
58         return new VirtualMachineImpl(this, vmid);
59     }
60 
attachVirtualMachine(VirtualMachineDescriptor vmd)61     public VirtualMachine attachVirtualMachine(VirtualMachineDescriptor vmd)
62         throws AttachNotSupportedException, IOException
63     {
64         if (vmd.provider() != this) {
65             throw new AttachNotSupportedException("provider mismatch");
66         }
67         // To avoid re-checking if the VM if attachable, we check if the descriptor
68         // is for a hotspot VM - these descriptors are created by the listVirtualMachines
69         // implementation which only returns a list of attachable VMs.
70         if (vmd instanceof HotSpotVirtualMachineDescriptor) {
71             assert ((HotSpotVirtualMachineDescriptor)vmd).isAttachable();
72             checkAttachPermission();
73             return new VirtualMachineImpl(this, vmd.id());
74         } else {
75             return attachVirtualMachine(vmd.id());
76         }
77     }
78 
79 }
80