--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdThread.java	Sun Sep 25 16:03:29 2011 -0700
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.jvm.hotspot.debugger.bsd;
+
+import sun.jvm.hotspot.debugger.*;
+
+class BsdThread implements ThreadProxy {
+    private BsdDebugger debugger;
+    private int           lwp_id;
+
+    /** The address argument must be the address of the _thread_id in the
+        OSThread. It's value is result ::gettid() call. */
+    BsdThread(BsdDebugger debugger, Address addr) {
+        this.debugger = debugger;
+        // FIXME: size of data fetched here should be configurable.
+        // However, making it so would produce a dependency on the "types"
+        // package from the debugger package, which is not desired.
+        this.lwp_id = (int) addr.getCIntegerAt(0, 4, true);
+    }
+
+    BsdThread(BsdDebugger debugger, long id) {
+        this.debugger = debugger;
+        this.lwp_id = (int) id;
+    }
+
+    public boolean equals(Object obj) {
+        if ((obj == null) || !(obj instanceof BsdThread)) {
+            return false;
+        }
+
+        return (((BsdThread) obj).lwp_id == lwp_id);
+    }
+
+    public int hashCode() {
+        return lwp_id;
+    }
+
+    public String toString() {
+        return Integer.toString(lwp_id);
+    }
+
+    public ThreadContext getContext() throws IllegalThreadStateException {
+        long[] data = debugger.getThreadIntegerRegisterSet(lwp_id);
+        ThreadContext context = BsdThreadContextFactory.createThreadContext(debugger);
+        for (int i = 0; i < data.length; i++) {
+            context.setRegister(i, data[i]);
+        }
+        return context;
+    }
+
+    public boolean canSetContext() throws DebuggerException {
+        return false;
+    }
+
+    public void setContext(ThreadContext context)
+      throws IllegalThreadStateException, DebuggerException {
+        throw new DebuggerException("Unimplemented");
+    }
+}