Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/types/basic/BasicCIntegerField.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/types/basic/BasicCIntegerField.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,62 @@ +/* + * Copyright 2000-2001 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.types.basic; + +import sun.jvm.hotspot.debugger.*; +import sun.jvm.hotspot.types.*; + +/** A specialization of BasicField adding typechecked getValue() + routines returning ints. */ + +public class BasicCIntegerField extends BasicField implements CIntegerField { + private CIntegerType intType; + + public BasicCIntegerField(BasicTypeDataBase db, Type containingType, String name, Type type, + boolean isStatic, long offset, Address staticFieldAddress) { + super(db, containingType, name, type, isStatic, offset, staticFieldAddress); + + if (!(type instanceof CIntegerType)) { + throw new WrongTypeException("Type of a BasicCIntegerField must be a CIntegerType"); + } + + intType = (CIntegerType) type; + } + + public boolean isUnsigned() { + return intType.isUnsigned(); + } + + /** The field must be nonstatic and of integer type, or a + WrongTypeException will be thrown. */ + public long getValue(Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { + return getCInteger(addr, intType); + } + + /** The field must be static and of integer type, or a + WrongTypeException will be thrown. */ + public long getValue() throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { + return getCInteger(intType); + } +}