1 /*
2  * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
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7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24 
25 package sun.jvm.hotspot.oops;
26 
27 // An OopVisitor can be used to inspect all fields within an object.
28 // Fields include vm fields, java fields, indexable fields.
29 
30 public interface FieldVisitor {
31   // Callback methods for each field type in an object
doMetadata(MetadataField field, boolean isVMField)32   public void doMetadata(MetadataField field, boolean isVMField);
doOop(OopField field, boolean isVMField)33   public void doOop(OopField field, boolean isVMField);
doOop(NarrowOopField field, boolean isVMField)34   public void doOop(NarrowOopField field, boolean isVMField);
doByte(ByteField field, boolean isVMField)35   public void doByte(ByteField field, boolean isVMField);
doChar(CharField field, boolean isVMField)36   public void doChar(CharField field, boolean isVMField);
doBoolean(BooleanField field, boolean isVMField)37   public void doBoolean(BooleanField field, boolean isVMField);
doShort(ShortField field, boolean isVMField)38   public void doShort(ShortField field, boolean isVMField);
doInt(IntField field, boolean isVMField)39   public void doInt(IntField field, boolean isVMField);
doLong(LongField field, boolean isVMField)40   public void doLong(LongField field, boolean isVMField);
doFloat(FloatField field, boolean isVMField)41   public void doFloat(FloatField field, boolean isVMField);
doDouble(DoubleField field, boolean isVMField)42   public void doDouble(DoubleField field, boolean isVMField);
doCInt(CIntField field, boolean isVMField)43   public void doCInt(CIntField field, boolean isVMField);
44 };
45