Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/jdi/FieldImpl.java @ 7353:b5280041f59e
Experiment with soft alignment for branch targets.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 13 Jan 2013 19:32:16 +0100 |
parents | 37be97a58393 |
children |
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/* * Copyright (c) 2002, 2011, 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.jdi; import com.sun.jdi.*; import sun.jvm.hotspot.oops.Oop; import sun.jvm.hotspot.oops.Instance; import sun.jvm.hotspot.oops.Array; import sun.jvm.hotspot.oops.InstanceKlass; import sun.jvm.hotspot.oops.Symbol; import sun.jvm.hotspot.oops.FieldIdentifier; import java.util.List; import java.util.Iterator; import java.util.ArrayList; import java.util.Comparator; public class FieldImpl extends TypeComponentImpl implements Field { private JNITypeParser signatureParser; private sun.jvm.hotspot.oops.Field saField; FieldImpl( VirtualMachine vm, ReferenceTypeImpl declaringType, sun.jvm.hotspot.oops.Field saField) { super(vm, declaringType); this.saField = saField; getParser(); } private void getParser() { if (signatureParser == null) { Symbol sig1 = saField.getSignature(); signature = sig1.asString(); signatureParser = new JNITypeParser(signature); } } sun.jvm.hotspot.oops.Field ref() { return saField; } // get the value of static field ValueImpl getValue() { return getValue(saField.getFieldHolder().getJavaMirror()); } // get the value of this Field from a specific Oop ValueImpl getValue(Oop target) { ValueImpl valueImpl; sun.jvm.hotspot.oops.Field saField = (sun.jvm.hotspot.oops.Field) ref(); sun.jvm.hotspot.oops.FieldType ft = saField.getFieldType(); if (ft.isArray()) { sun.jvm.hotspot.oops.OopField of = (sun.jvm.hotspot.oops.OopField)saField; valueImpl = (ArrayReferenceImpl) vm.arrayMirror((Array)of.getValue(target)); } else if (ft.isObject()) { sun.jvm.hotspot.oops.OopField of = (sun.jvm.hotspot.oops.OopField)saField; valueImpl = (ObjectReferenceImpl) vm.objectMirror(of.getValue(target)); } else if (ft.isByte()) { sun.jvm.hotspot.oops.ByteField bf = (sun.jvm.hotspot.oops.ByteField)saField; valueImpl = (ByteValueImpl) vm.mirrorOf(bf.getValue(target)); } else if (ft.isChar()) { sun.jvm.hotspot.oops.CharField cf = (sun.jvm.hotspot.oops.CharField)saField; valueImpl = (CharValueImpl) vm.mirrorOf(cf.getValue(target)); } else if (ft.isDouble()) { sun.jvm.hotspot.oops.DoubleField df = (sun.jvm.hotspot.oops.DoubleField)saField; valueImpl = (DoubleValueImpl) vm.mirrorOf(df.getValue(target)); } else if (ft.isFloat()) { sun.jvm.hotspot.oops.FloatField ff = (sun.jvm.hotspot.oops.FloatField)saField; valueImpl = (FloatValueImpl) vm.mirrorOf(ff.getValue(target)); } else if (ft.isInt()) { sun.jvm.hotspot.oops.IntField iif = (sun.jvm.hotspot.oops.IntField)saField; valueImpl = (IntegerValueImpl) vm.mirrorOf(iif.getValue(target)); } else if (ft.isLong()) { sun.jvm.hotspot.oops.LongField lf = (sun.jvm.hotspot.oops.LongField)saField; valueImpl = (LongValueImpl) vm.mirrorOf(lf.getValue(target)); } else if (ft.isShort()) { sun.jvm.hotspot.oops.ShortField sf = (sun.jvm.hotspot.oops.ShortField)saField; valueImpl = (ShortValueImpl) vm.mirrorOf(sf.getValue(target)); } else if (ft.isBoolean()) { sun.jvm.hotspot.oops.BooleanField bf = (sun.jvm.hotspot.oops.BooleanField)saField; valueImpl = (BooleanValueImpl) vm.mirrorOf(bf.getValue(target)); } else { throw new RuntimeException("Should not reach here"); } return valueImpl; } public boolean equals(Object obj) { if ((obj != null) && (obj instanceof FieldImpl)) { FieldImpl other = (FieldImpl)obj; return (declaringType().equals(other.declaringType())) && (ref().equals(other.ref())) && super.equals(obj); } else { return false; } } public boolean isTransient() { return saField.isTransient(); } public boolean isVolatile() { return saField.isVolatile(); } public boolean isEnumConstant() { return saField.isEnumConstant(); } public Type type() throws ClassNotLoadedException { // So, we do it just like JDI does by searching the enclosing type. return findType(signature()); } public String typeName() { //fixme jjh: jpda version creates redundant JNITypeParsers getParser(); return signatureParser.typeName(); } public String genericSignature() { Symbol genSig = saField.getGenericSignature(); return (genSig != null)? genSig.asString() : null; } // From interface Comparable public int compareTo(Field field) { ReferenceTypeImpl declaringType = (ReferenceTypeImpl)declaringType(); int rc = declaringType.compareTo(field.declaringType()); if (rc == 0) { rc = declaringType.indexOf(this) - declaringType.indexOf(field); } return rc; } // from interface Mirror public String toString() { StringBuffer buf = new StringBuffer(); buf.append(declaringType().name()); buf.append('.'); buf.append(name()); return buf.toString(); } public String name() { FieldIdentifier myName = saField.getID(); return myName.getName(); } // From interface Accessible public int modifiers() { return saField.getAccessFlagsObj().getStandardFlags(); } public boolean isPackagePrivate() { return saField.isPackagePrivate(); } public boolean isPrivate() { return saField.isPrivate(); } public boolean isProtected() { return saField.isProtected(); } public boolean isPublic() { return saField.isPublic(); } public boolean isStatic() { return saField.isStatic(); } public boolean isFinal() { return saField.isFinal(); } public boolean isSynthetic() { return saField.isSynthetic(); } public int hashCode() { return saField.hashCode(); } private Type findType(String signature) throws ClassNotLoadedException { ReferenceTypeImpl enclosing = (ReferenceTypeImpl)declaringType(); return enclosing.findType(signature); } }