Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/BasicField.java @ 650:54782a4cd321
6812971: SA: re-attaching to process fails
Summary: After attaching, de-attaching SA from a process, the second time attach() call fails. This happens because in VM.initialize(), Universe does not get re-initialized before it is accessed.
Reviewed-by: swamyv
author | poonam |
---|---|
date | Sun, 15 Mar 2009 18:11:46 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
line wrap: on
line source
/* * Copyright 2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.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.*; public class BasicField implements Field { private String name; private Type type; private int accessControl; private boolean isStatic; private long offset; private Address address; /** See {@link sun.jvm.hotspot.debugger.cdbg.AccessControl} for valid access control values */ public BasicField(String name, Type type, int accessControl, boolean isStatic) { this.name = name; this.type = type; this.accessControl = accessControl; } public int getAccessControl() { return accessControl; } public String getName() { return name; } public Type getType() { return type; } public boolean isStatic() { return isStatic; } /** Nonstatic fields only: set offset of field */ public void setOffset(long offset) { if (isStatic) throw new RuntimeException("Nonstatic fields only"); this.offset = offset; } /** Nonstatic fields only: get offset of field */ public long getOffset() { if (isStatic) throw new RuntimeException("Nonstatic fields only"); return offset; } /** Static fields only: set address of field. The resolution mechanism will automatically attempt to find the address of the field based on a "class name"::"field name" global symbol lookup in the database if the address has not been set. */ public void setAddress(Address address) { if (!isStatic) throw new RuntimeException("Static fields only"); this.address = address; } /** Static fields only: get address of field */ public Address getAddress() { if (!isStatic) throw new RuntimeException("Static fields only"); return address; } public void resolveTypes(Type containingType, BasicCDebugInfoDataBase db, ResolveListener listener) { type = db.resolveType(containingType, type, listener, "resolving field type"); if (isStatic) { if (address == null) { String fieldSymName = getType().getName() + "::" + getName(); GlobalSym sym = db.lookupSym(fieldSymName); if (sym == null) { listener.resolveFailed(getType(), getName()); } else { address = sym.getAddress(); } } } } }