--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/dummy/DummyDebugger.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2000-2004 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package sun.jvm.hotspot.debugger.dummy;
+
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.debugger.cdbg.CDebugger;
+import sun.jvm.hotspot.utilities.*;
+
+/** For testing purposes */
+
+public class DummyDebugger extends DebuggerBase {
+  private MachineDescription machDesc;
+
+  public DummyDebugger(MachineDescription machDesc) {
+    this.machDesc = machDesc;
+  }
+
+  public boolean hasProcessList() throws DebuggerException {
+    return false;
+  }
+
+  public List getProcessList() throws DebuggerException {
+    return null;
+  }
+
+  public void attach(int processID) throws DebuggerException {
+  }
+
+  public void attach(String executableName, String coreFileName)
+    throws DebuggerException {
+  }
+
+  public boolean detach() {
+    return true;
+  }
+
+  public Address parseAddress(String addrStr) {
+    String s = addrStr.trim();
+    if (!s.startsWith("0x")) {
+      throw new NumberFormatException(addrStr);
+    }
+    long l = 0;
+    for (int i = 2; i < s.length(); ++i) {
+      int val = charToNibble(s.charAt(i));
+      l <<= 4;
+      l |= val;
+    }
+    return new DummyAddress(this, l);
+  }
+
+  public long getAddressValue(Address addr) {
+    if (addr == null) return 0;
+    return ((DummyAddress) addr).getValue();
+  }
+
+  public String getOS() {
+    return PlatformInfo.getOS();
+  }
+
+  public String getCPU() {
+    return PlatformInfo.getCPU();
+  }
+
+  public MachineDescription getMachineDescription() throws DebuggerException {
+    return machDesc;
+  }
+
+  public boolean hasConsole() {
+    return false;
+  }
+
+  public String consoleExecuteCommand(String cmd)
+    throws DebuggerException {
+    throw new DebuggerException("unimplemented");
+  }
+
+  public String getConsolePrompt() throws DebuggerException {
+    throw new DebuggerException("unimplemented");
+  }
+
+  public CDebugger getCDebugger() throws DebuggerException {
+    return null;
+  }
+
+  public Address lookup(String objectName, String symbol) {
+    return null;
+  }
+
+  public OopHandle lookupOop(String objectName, String symbol) {
+    return null;
+  }
+
+  public ThreadProxy getThreadForIdentifierAddress(Address addr) {
+    return null;
+  }
+
+  public ThreadProxy getThreadForThreadId(long id) {
+    return null;
+  }
+
+  public ReadResult readBytesFromProcess(long address, long numBytes)
+                               throws DebuggerException {
+    throw new DebuggerException("Unimplemented");
+  }
+
+  public void writeBytesToProcess(long a, long b, byte[] buf)
+                               throws DebuggerException {
+    throw new DebuggerException("Unimplemented");
+  }
+
+  //----------------------------------------------------------------------
+  // Package-internal routines
+  //
+
+  String addressToString(DummyAddress addr) {
+    StringBuffer buf = new StringBuffer();
+    buf.append("0x");
+    String val;
+    if (addr == null) {
+      val = "0";
+    } else {
+      val = Long.toHexString(addr.getValue());
+    }
+    for (int i = 0; i < ((2 * machDesc.getAddressSize()) - val.length()); i++) {
+      buf.append('0');
+    }
+    buf.append(val);
+    return buf.toString();
+  }
+
+  //----------------------------------------------------------------------
+  // Internals only below this point
+  //
+
+  private int charToNibble(char ascii) throws NumberFormatException {
+    if (ascii >= '0' && ascii <= '9') {
+      return ascii - '0';
+    } else if (ascii >= 'A' && ascii <= 'F') {
+      return 10 + ascii - 'A';
+    } else if (ascii >= 'a' && ascii <= 'f') {
+      return 10 + ascii - 'a';
+    }
+    throw new NumberFormatException(new Character(ascii).toString());
+  }
+}