--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/services/diagnosticArgument.cpp	Wed Dec 14 04:30:57 2011 -0800
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2011, 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.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "memory/allocation.inline.hpp"
+#include "runtime/thread.hpp"
+#include "services/diagnosticArgument.hpp"
+
+void GenDCmdArgument::read_value(const char* str, size_t len, TRAPS) {
+  if (is_set()) {
+    THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
+            "Duplicates in diagnostic command arguments");
+  }
+  parse_value(str, len, CHECK);
+  set_is_set(true);
+}
+
+template <> void DCmdArgument<jlong>::parse_value(const char* str,
+                                                  size_t len, TRAPS) {
+  if (sscanf(str, INT64_FORMAT, &_value) != 1) {
+    THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
+      "Integer parsing error in diagnostic command arguments");
+  }
+}
+
+template <> void DCmdArgument<jlong>::init_value(TRAPS) {
+  if (has_default()) {
+    this->parse_value(_default_string, strlen(_default_string), THREAD);
+    if (HAS_PENDING_EXCEPTION) {
+      fatal("Default string must be parsable");
+    }
+  } else {
+    set_value(0);
+  }
+}
+
+template <> void DCmdArgument<jlong>::destroy_value() { }
+
+template <> void DCmdArgument<bool>::parse_value(const char* str,
+                                                 size_t len, TRAPS) {
+  if (len == 0) {
+    set_value(true);
+  } else {
+    if (strcasecmp(str, "true") == 0) {
+       set_value(true);
+    } else if (strcasecmp(str, "false") == 0) {
+       set_value(false);
+    } else {
+      THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
+        "Boolean parsing error in diagnostic command arguments");
+    }
+  }
+}
+
+template <> void DCmdArgument<bool>::init_value(TRAPS) {
+  if (has_default()) {
+    this->parse_value(_default_string, strlen(_default_string), THREAD);
+    if (HAS_PENDING_EXCEPTION) {
+      fatal("Default string must be parsable");
+    }
+  } else {
+    set_value(false);
+  }
+}
+
+template <> void DCmdArgument<bool>::destroy_value() { }
+
+template <> void DCmdArgument<char*>::parse_value(const char* str,
+                                                  size_t len, TRAPS) {
+  _value = NEW_C_HEAP_ARRAY(char, len+1);
+  strncpy(_value, str, len);
+  _value[len] = 0;
+}
+
+template <> void DCmdArgument<char*>::init_value(TRAPS) {
+  if (has_default()) {
+    this->parse_value(_default_string, strlen(_default_string), THREAD);
+    if (HAS_PENDING_EXCEPTION) {
+      fatal("Default string must be parsable");
+    }
+  } else {
+    set_value(NULL);
+  }
+}
+
+template <> void DCmdArgument<char*>::destroy_value() {
+  if (_value != NULL) {
+    FREE_C_HEAP_ARRAY(char, _value);
+    set_value(NULL);
+  }
+}