Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/LazyType.java @ 10343:6bd680e9ea35
8003421: NPG: Move oops out of InstanceKlass into mirror
Summary: Inject protection_domain, signers, init_lock into java_lang_Class
Reviewed-by: stefank, dholmes, sla
author | coleenp |
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date | Wed, 22 May 2013 14:37:49 -0400 |
parents | c18cbe5936b8 |
children |
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/* * 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) {} }