* java/lang/Class.h (_Jv_GetClassStatus): Declare.

        * java/lang/natClass.cc (_Jv_GetClassStatus): New function.
        * jvmti.cc (_Jv_JVMTI_GetClassStatus): New function.
        (_Jv_JVMTI_Interface): Define GetClassStatus.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121074 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 49 insertions, 3 deletions

diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 87d1b9adea3..ff434f80d4c 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,10 @@
+2007-01-22  Keith  Seitz  <keiths@redhat.com>
+
+	* java/lang/Class.h (_Jv_GetClassStatus): Declare.
+	* java/lang/natClass.cc (_Jv_GetClassStatus): New function.
+	* jvmti.cc (_Jv_JVMTI_GetClassStatus): New function.
+	(_Jv_JVMTI_Interface): Define GetClassStatus.
+
 2007-01-22  Tom Tromey  <tromey@redhat.com>
 
 	* configure: Rebuilt.
diff --git a/libjava/java/lang/Class.h b/libjava/java/lang/Class.h
index d0cf5af7e9f..77e60aa5ccc 100644
--- a/libjava/java/lang/Class.h
+++ b/libjava/java/lang/Class.h
@@ -1,6 +1,6 @@
 // Class.h - Header file for java.lang.Class.  -*- c++ -*-
 
-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006  Free Software Foundation
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -257,6 +257,8 @@ class _Jv_MethodBase;
 _Jv_MethodBase *_Jv_FindInterpreterMethod (jclass, jmethodID);
 #endif
 
+jbyte _Jv_GetClassState (jclass);
+
 // Friend classes and functions to implement the ClassLoader
 class java::lang::ClassLoader;
 class java::lang::VMClassLoader;
@@ -552,6 +554,7 @@ private:
   friend _Jv_MethodBase *(::_Jv_FindInterpreterMethod) (jclass klass,
 							jmethodID desired_method);
 #endif
+  friend jbyte (::_Jv_GetClassState) (jclass klass);
 
   // Friends classes and functions to implement the ClassLoader
   friend class java::lang::ClassLoader;
diff --git a/libjava/java/lang/natClass.cc b/libjava/java/lang/natClass.cc
index cf07e8642fe..8ac72a403a4 100644
--- a/libjava/java/lang/natClass.cc
+++ b/libjava/java/lang/natClass.cc
@@ -1,6 +1,6 @@
 // natClass.cc - Implementation of java.lang.Class native methods.
 
-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
    Free Software Foundation
 
    This file is part of libgcj.
@@ -2004,3 +2004,9 @@ _Jv_GetMethodDeclaringClass (jmethodID method)
   return reinterpret_cast<jclass> (_Jv_StackTrace::ncodeMap->get (obj));
 }
 
+jbyte
+_Jv_GetClassState (jclass klass)
+{
+  return klass->state;
+}
+
diff --git a/libjava/jvmti.cc b/libjava/jvmti.cc
index f6df8c56084..69cfda5ae75 100644
--- a/libjava/jvmti.cc
+++ b/libjava/jvmti.cc
@@ -420,6 +420,36 @@ _Jv_JVMTI_Deallocate (MAYBE_UNUSED jvmtiEnv *env, unsigned char *mem)
 }
 
 static jvmtiError JNICALL
+_Jv_JVMTI_GetClassStatus (MAYBE_UNUSED jvmtiEnv *env, jclass klass,
+			  jint *status_ptr)
+{
+  REQUIRE_PHASE (env, JVMTI_PHASE_START | JVMTI_PHASE_LIVE);
+  NULL_CHECK (status_ptr);
+  if (klass == NULL)
+    return JVMTI_ERROR_INVALID_CLASS;
+
+  if (klass->isArray ())
+    *status_ptr = JVMTI_CLASS_STATUS_ARRAY;
+  else if (klass->isPrimitive ())
+    *status_ptr  = JVMTI_CLASS_STATUS_PRIMITIVE;
+  else
+    {
+      jbyte state = _Jv_GetClassState (klass);
+      *status_ptr = 0;
+      if (state >= JV_STATE_LINKED)
+	(*status_ptr) |= JVMTI_CLASS_STATUS_VERIFIED;
+      if (state >= JV_STATE_PREPARED)
+	(*status_ptr) |= JVMTI_CLASS_STATUS_PREPARED;
+      if (state == JV_STATE_ERROR || state == JV_STATE_PHANTOM)
+	(*status_ptr) |= JVMTI_CLASS_STATUS_ERROR;
+      else if (state == JV_STATE_DONE)
+	(*status_ptr) |= JVMTI_CLASS_STATUS_INITIALIZED;
+    }
+
+  return JVMTI_ERROR_NONE;
+}
+
+static jvmtiError JNICALL
 _Jv_JVMTI_GetClassModifiers (MAYBE_UNUSED jvmtiEnv *env, jclass klass,
 			     jint *mods)
 {
@@ -1452,7 +1482,7 @@ struct _Jv_jvmtiEnv _Jv_JVMTI_Interface =
   _Jv_JVMTI_Allocate,		// Allocate
   _Jv_JVMTI_Deallocate,		// Deallocate
   UNIMPLEMENTED,		// GetClassSignature
-  UNIMPLEMENTED,		// GetClassStatus
+  _Jv_JVMTI_GetClassStatus,	// GetClassStatus
   UNIMPLEMENTED,		// GetSourceFileName
   _Jv_JVMTI_GetClassModifiers,	// GetClassModifiers
   _Jv_JVMTI_GetClassMethods,	// GetClassMethods