/*
* Copyright (c) 2000, 2012, 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.oops;
import java.io.*;
public class OopPrinter implements OopVisitor {
public OopPrinter(PrintStream tty) {
this.tty = tty;
}
PrintStream tty;
public void prologue() {
Oop.printOopValueOn(getObj(), tty);
tty.println(" (object size = " + getObj().getObjectSize() + ")");
}
public void epilogue() {
tty.println();
}
private Oop obj;
public void setObj(Oop obj) { this.obj = obj; }
public Oop getObj() { return obj; }
private void printField(Field field) {
field.printOn(tty);
}
public void doMetadata(MetadataField field, boolean isVMField) {
printField(field);
field.getValue(getObj()).printValueOn(tty);
tty.println();
}
public void doOop(OopField field, boolean isVMField) {
printField(field);
Oop.printOopValueOn(field.getValue(getObj()), tty);
tty.println();
}
public void doOop(NarrowOopField field, boolean isVMField) {
printField(field);
Oop.printOopValueOn(field.getValue(getObj()), tty);
tty.println();
}
public void doChar(CharField field, boolean isVMField) {
printField(field);
char c = field.getValue(getObj());
// Fix me: not yet complete
if (Character.isLetterOrDigit(c)) tty.println(c);
else tty.println((int)c);
}
public void doByte(ByteField field, boolean isVMField) {
printField(field);
tty.println(field.getValue(getObj()));
}
public void doBoolean(BooleanField field, boolean isVMField) {
printField(field);
tty.println(field.getValue(getObj()));
}
public void doShort(ShortField field, boolean isVMField) {
printField(field);
tty.println(field.getValue(getObj()));
}
public void doInt(IntField field, boolean isVMField) {
printField(field);
tty.println(field.getValue(getObj()));
}
public void doLong(LongField field, boolean isVMField) {
printField(field);
tty.println(field.getValue(getObj()));
}
/**代码未完, 请加载全部代码(NowJava.com).**/