| /* |
| * Copyright (c) 2001, 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 sun.jvm.hotspot.debugger.cdbg.basic; |
| |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.debugger.cdbg.*; |
| import sun.jvm.hotspot.utilities.Assert; |
| |
| public class LazyType extends BasicType { |
| private Object key; |
| private int cvAttributes; |
| |
| public LazyType(Object key) { |
| this(key, 0); |
| } |
| |
| private LazyType(Object key, int cvAttributes) { |
| super(null, 0, cvAttributes); |
| if (Assert.ASSERTS_ENABLED) { |
| Assert.that(key != null, "key must not be null"); |
| } |
| this.key = key; |
| this.cvAttributes = cvAttributes; |
| } |
| |
| public boolean isLazy() { return true; } |
| public Object getKey() { return key; } |
| |
| Type resolveTypes(BasicCDebugInfoDataBase db, ResolveListener listener) { |
| BasicType t = (BasicType) db.resolveType(this, this, listener, "resolving lazy type"); |
| // Returned type might be lazy if there was an error |
| if (t.isLazy()) { |
| return this; |
| } |
| if (cvAttributes != 0) { |
| return t.getCVVariant(cvAttributes); |
| } |
| return t; |
| } |
| |
| public void iterateObject(Address a, ObjectVisitor v, FieldIdentifier f) {} |
| protected Type createCVVariant(int cvAttributes) { |
| return new LazyType(key, cvAttributes); |
| } |
| |
| public void visit(TypeVisitor v) {} |
| } |