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src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/classfile/ClassLoaderData.java
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*** 23,64 ****
*/
package sun.jvm.hotspot.classfile;
import java.io.PrintStream;
- import java.util.*;
import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.runtime.*;
import sun.jvm.hotspot.oops.*;
import sun.jvm.hotspot.types.*;
public class ClassLoaderData extends VMObject {
static {
! VM.registerVMInitializedObserver(new Observer() {
! public void update(Observable o, Object data) {
initialize(VM.getVM().getTypeDataBase());
}
});
}
private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
Type type = db.lookupType("ClassLoaderData");
classLoaderField = type.getOopField("_class_loader");
nextField = type.getAddressField("_next");
! klassesField = type.getAddressField("_klasses");
isAnonymousField = new CIntField(type.getCIntegerField("_is_anonymous"), 0);
}
private static sun.jvm.hotspot.types.OopField classLoaderField;
private static AddressField nextField;
! private static AddressField klassesField;
private static CIntField isAnonymousField;
public ClassLoaderData(Address addr) {
super(addr);
}
public static ClassLoaderData instantiateWrapperFor(Address addr) {
if (addr == null) {
return null;
}
return new ClassLoaderData(addr);
--- 23,71 ----
*/
package sun.jvm.hotspot.classfile;
import java.io.PrintStream;
import sun.jvm.hotspot.debugger.*;
+ import sun.jvm.hotspot.memory.*;
import sun.jvm.hotspot.runtime.*;
import sun.jvm.hotspot.oops.*;
import sun.jvm.hotspot.types.*;
public class ClassLoaderData extends VMObject {
static {
! VM.registerVMInitializedObserver(new java.util.Observer() {
! public void update(java.util.Observable o, Object data) {
initialize(VM.getVM().getTypeDataBase());
}
});
}
private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
Type type = db.lookupType("ClassLoaderData");
classLoaderField = type.getOopField("_class_loader");
nextField = type.getAddressField("_next");
! klassesField = new MetadataField(type.getAddressField("_klasses"), 0);
isAnonymousField = new CIntField(type.getCIntegerField("_is_anonymous"), 0);
+ dictionaryField = type.getAddressField("_dictionary");
}
private static sun.jvm.hotspot.types.OopField classLoaderField;
private static AddressField nextField;
! private static MetadataField klassesField;
private static CIntField isAnonymousField;
+ private static AddressField dictionaryField;
public ClassLoaderData(Address addr) {
super(addr);
}
+ public Dictionary dictionary() {
+ Address tmp = dictionaryField.getValue();
+ return (Dictionary) VMObjectFactory.newObject(Dictionary.class, tmp);
+ }
+
public static ClassLoaderData instantiateWrapperFor(Address addr) {
if (addr == null) {
return null;
}
return new ClassLoaderData(addr);
*** 74,82 ****
public ClassLoaderData next() {
return instantiateWrapperFor(nextField.getValue(getAddress()));
}
! public Klass getKlasses() {
! return (InstanceKlass)Metadata.instantiateWrapperFor(klassesField.getValue(getAddress()));
}
}
--- 81,112 ----
public ClassLoaderData next() {
return instantiateWrapperFor(nextField.getValue(getAddress()));
}
! public Klass getKlasses() { return (Klass)klassesField.getValue(this); }
!
! /** Lookup an already loaded class. If not found null is returned. */
! public Klass find(Symbol className) {
! for (Klass l = getKlasses(); l != null; l = l.getNextLinkKlass()) {
! if (className.equals(l.getName())) {
! return l;
! }
! }
! return null;
! }
!
! /** Iterate over all klasses - including object, primitive
! array klasses */
! public void classesDo(ClassLoaderDataGraph.ClassVisitor v) {
! for (Klass l = getKlasses(); l != null; l = l.getNextLinkKlass()) {
! v.visit(l);
! }
! }
!
! /** Iterate over all klasses in the dictionary, including initiating loader. */
! public void allEntriesDo(ClassLoaderDataGraph.ClassAndLoaderVisitor v) {
! for (Klass l = getKlasses(); l != null; l = l.getNextLinkKlass()) {
! dictionary().allEntriesDo(v, getClassLoader());
! }
}
}
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