Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/BasicCompoundType.java @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
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| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | a61af66fc99e |
| children |
| rev | line source |
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| 0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 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 | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.debugger.cdbg.basic; | |
| 26 | |
| 27 import java.util.*; | |
| 28 import sun.jvm.hotspot.debugger.*; | |
| 29 import sun.jvm.hotspot.debugger.cdbg.*; | |
| 30 import sun.jvm.hotspot.utilities.Assert; | |
| 31 | |
| 32 public class BasicCompoundType extends BasicType implements CompoundType { | |
| 33 private CompoundTypeKind kind; | |
| 34 private List baseClasses; | |
| 35 private List fields; | |
| 36 | |
| 37 public BasicCompoundType(String name, int size, CompoundTypeKind kind) { | |
| 38 this(name, size, kind, 0); | |
| 39 } | |
| 40 | |
| 41 private BasicCompoundType(String name, int size, CompoundTypeKind kind, int cvAttributes) { | |
| 42 super(name, size, cvAttributes); | |
| 43 if (Assert.ASSERTS_ENABLED) { | |
| 44 Assert.that(kind != null, "null kind"); | |
| 45 } | |
| 46 this.kind = kind; | |
| 47 } | |
| 48 | |
| 49 public CompoundType asCompound() { return this; } | |
| 50 | |
| 51 public int getNumBaseClasses() { | |
| 52 return ((baseClasses == null) ? 0 : baseClasses.size()); | |
| 53 } | |
| 54 public BaseClass getBaseClass(int i) { | |
| 55 return (BaseClass) baseClasses.get(i); | |
| 56 } | |
| 57 | |
| 58 public void addBaseClass(BaseClass b) { | |
| 59 if (baseClasses == null) { | |
| 60 baseClasses = new ArrayList(); | |
| 61 } | |
| 62 baseClasses.add(b); | |
| 63 } | |
| 64 | |
| 65 public int getNumFields() { | |
| 66 return ((fields == null) ? 0 : fields.size()); | |
| 67 } | |
| 68 public Field getField(int i) { | |
| 69 return (Field) fields.get(i); | |
| 70 } | |
| 71 | |
| 72 public void addField(Field f) { | |
| 73 if (fields == null) { | |
| 74 fields = new ArrayList(); | |
| 75 } | |
| 76 fields.add(f); | |
| 77 } | |
| 78 | |
| 79 public boolean isClass() { return (kind == CompoundTypeKind.CLASS); } | |
| 80 public boolean isStruct() { return (kind == CompoundTypeKind.STRUCT); } | |
| 81 public boolean isUnion() { return (kind == CompoundTypeKind.UNION); } | |
| 82 | |
| 83 Type resolveTypes(BasicCDebugInfoDataBase db, ResolveListener listener) { | |
| 84 super.resolveTypes(db, listener); | |
| 85 if (baseClasses != null) { | |
| 86 for (Iterator iter = baseClasses.iterator(); iter.hasNext(); ) { | |
| 87 BasicBaseClass b = (BasicBaseClass) iter.next(); | |
| 88 b.resolveTypes(this, db, listener); | |
| 89 } | |
| 90 } | |
| 91 if (fields != null) { | |
| 92 for (Iterator iter = fields.iterator(); iter.hasNext(); ) { | |
| 93 BasicField b = (BasicField) iter.next(); | |
| 94 b.resolveTypes(this, db, listener); | |
| 95 } | |
| 96 } | |
| 97 return this; | |
| 98 } | |
| 99 | |
| 100 public void iterateObject(Address a, ObjectVisitor v, FieldIdentifier f) { | |
| 101 // What kind of iteration are we doing? If the end user requested | |
| 102 // iteration over a given object at a given address, the field | |
| 103 // identifier will be null, and we should descend and iterate over | |
| 104 // our fields and superclasses. Otherwise, we are already | |
| 105 // iterating through an object, and it is up to the end user | |
| 106 // whether to descend into the embedded object. | |
| 107 if (f == null) { | |
| 108 // FIXME: this is one of the key hard components of this | |
| 109 // implementation. Will need to properly handle multiple | |
| 110 // inheritance and possibly virtual base classes (i.e., not | |
| 111 // iterating twice for a virtual base class inherited indirectly | |
| 112 // more than once). For now, we do the simple thing, which | |
| 113 // assumes single inheritance. | |
| 114 for (int i = 0; i < getNumBaseClasses(); i++) { | |
| 115 BasicCompoundType b = (BasicCompoundType) getBaseClass(i).getType(); | |
| 116 b.iterateObject(a, v, f); | |
| 117 } | |
| 118 // Now we are in our scope | |
| 119 v.enterType(this, a); | |
| 120 // Iterate through our fields | |
| 121 for (int i = 0; i < getNumFields(); i++) { | |
| 122 Field field = getField(i); | |
| 123 BasicType fieldType = (BasicType) field.getType(); | |
| 124 fieldType.iterateObject(a.addOffsetTo(field.getOffset()), v, new BasicNamedFieldIdentifier(field)); | |
| 125 } | |
| 126 v.exitType(); | |
| 127 } else { | |
| 128 v.doCompound(f, a); | |
| 129 } | |
| 130 } | |
| 131 | |
| 132 protected Type createCVVariant(int cvAttributes) { | |
| 133 BasicCompoundType t = new BasicCompoundType(getName(), getSize(), kind, cvAttributes); | |
| 134 t.kind = kind; | |
| 135 t.baseClasses = baseClasses; | |
| 136 t.fields = fields; | |
| 137 return t; | |
| 138 } | |
| 139 | |
| 140 public void visit(TypeVisitor v) { | |
| 141 v.doCompoundType(this); | |
| 142 } | |
| 143 } |