--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/jvmci/HotSpotUnresolvedJavaType.java	Tue May 19 23:16:07 2015 +0200
@@ -0,0 +1,104 @@
+/*
+ * 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.
+ */
+package com.oracle.graal.hotspot.jvmci;
+
+import com.oracle.graal.api.meta.*;
+import com.oracle.graal.hotspot.*;
+
+/**
+ * Implementation of {@link JavaType} for unresolved HotSpot classes.
+ */
+public class HotSpotUnresolvedJavaType extends HotSpotJavaType {
+
+    private final HotSpotGraalRuntimeProvider runtime;
+
+    public HotSpotUnresolvedJavaType(String name, HotSpotGraalRuntimeProvider runtime) {
+        super(name);
+        assert name.charAt(0) == '[' || name.charAt(name.length() - 1) == ';' : name;
+        this.runtime = runtime;
+    }
+
+    /**
+     * Creates an unresolved type for a valid {@link JavaType#getName() type name}.
+     */
+    public static HotSpotUnresolvedJavaType create(HotSpotGraalRuntimeProvider runtime, String name) {
+        return new HotSpotUnresolvedJavaType(name, runtime);
+    }
+
+    @Override
+    public JavaType getComponentType() {
+        assert getName().charAt(0) == '[' : "no array class" + getName();
+        return new HotSpotUnresolvedJavaType(getName().substring(1), runtime);
+    }
+
+    @Override
+    public JavaType getArrayClass() {
+        return new HotSpotUnresolvedJavaType('[' + getName(), runtime);
+    }
+
+    @Override
+    public Kind getKind() {
+        return Kind.Object;
+    }
+
+    @Override
+    public int hashCode() {
+        return getName().hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null || !(obj instanceof HotSpotUnresolvedJavaType)) {
+            return false;
+        }
+        HotSpotUnresolvedJavaType that = (HotSpotUnresolvedJavaType) obj;
+        return this.getName().equals(that.getName());
+    }
+
+    @Override
+    public String toString() {
+        return "HotSpotType<" + getName() + ", unresolved>";
+    }
+
+    @Override
+    public ResolvedJavaType resolve(ResolvedJavaType accessingClass) {
+        return (ResolvedJavaType) runtime.lookupType(getName(), (HotSpotResolvedObjectType) accessingClass, true);
+    }
+
+    /**
+     * Try to find a loaded version of this class.
+     *
+     * @param accessingClass
+     * @return the resolved class or null.
+     */
+    ResolvedJavaType reresolve(HotSpotResolvedObjectType accessingClass) {
+        JavaType type = runtime.lookupType(getName(), accessingClass, false);
+        if (type instanceof ResolvedJavaType) {
+            return (ResolvedJavaType) type;
+        }
+        return null;
+    }
+}