src/hotspot/share/memory/oopFactory.hpp
changeset 47216 71c04702a3d5
parent 46271 979ebd346ecf
child 51554 5b0d86499960
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/share/memory/oopFactory.hpp	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 1997, 2017, 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.
+ *
+ */
+
+#ifndef SHARE_VM_MEMORY_OOPFACTORY_HPP
+#define SHARE_VM_MEMORY_OOPFACTORY_HPP
+
+#include "classfile/symbolTable.hpp"
+#include "classfile/systemDictionary.hpp"
+#include "memory/referenceType.hpp"
+#include "memory/universe.hpp"
+#include "oops/objArrayKlass.hpp"
+#include "oops/oop.hpp"
+#include "oops/typeArrayKlass.hpp"
+#include "utilities/growableArray.hpp"
+
+// oopFactory is a class used for creating new objects.
+
+class vframeArray;
+
+class oopFactory: AllStatic {
+ public:
+  // Basic type leaf array allocation
+  static typeArrayOop    new_boolArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_charArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_singleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, THREAD); }
+  static typeArrayOop    new_doubleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, THREAD); }
+  static typeArrayOop    new_byteArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_shortArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, THREAD); }
+  static typeArrayOop    new_intArray   (int length, TRAPS) { return TypeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, THREAD); }
+  static typeArrayOop    new_longArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, THREAD); }
+
+  // create java.lang.Object[]
+  static objArrayOop     new_objectArray(int length, TRAPS)  {
+    assert(Universe::objectArrayKlassObj() != NULL, "Too early?");
+    return ObjArrayKlass::
+      cast(Universe::objectArrayKlassObj())->allocate(length, THREAD);
+  }
+
+  static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
+  static typeArrayOop    new_tenured_charArray(int length, TRAPS);
+
+  static typeArrayOop    new_typeArray(BasicType type, int length, TRAPS);
+  static typeArrayOop    new_typeArray_nozero(BasicType type, int length, TRAPS);
+  static typeArrayOop    new_symbolArray(int length, TRAPS);
+
+  // Regular object arrays
+  static objArrayOop     new_objArray(Klass* klass, int length, TRAPS);
+
+  // Helpers that return handles
+  static objArrayHandle  new_objArray_handle(Klass* klass, int length, TRAPS);
+  static typeArrayHandle new_byteArray_handle(int length, TRAPS);
+};
+
+#endif // SHARE_VM_MEMORY_OOPFACTORY_HPP