public abstract class ClassLoader
{
/**
+ * All classes loaded by this classloader. VM's may choose to implement
+ * this cache natively; but it is here available for use if necessary. It
+ * is not private in order to allow native code (and trusted subclasses)
+ * access to this field.
+ */
+ final Map loadedClasses = new HashMap();
+
+ /**
* The desired assertion status of classes loaded by this loader, if not
* overridden by package or class instructions.
*/
throw new java.lang.LinkageError ("class "
+ name
+ " already loaded");
-
+
if (protectionDomain == null)
protectionDomain = defaultProtectionDomain;
- try {
- // Since we're calling into native code here,
- // we better make sure that any generated
- // exception is to spec!
-
- return defineClass0 (name, data, off, len, protectionDomain);
-
- } catch (LinkageError x) {
- throw x; // rethrow
-
- } catch (java.lang.VirtualMachineError x) {
- throw x; // rethrow
-
- } catch (java.lang.Throwable x) {
- // This should never happen, or we are beyond spec.
-
- throw new InternalError ("Unexpected exception "
- + "while defining class "
- + name + ": "
- + x.toString ());
- }
+ try
+ {
+ Class retval = defineClass0 (name, data, off, len, protectionDomain);
+ loadedClasses.put(retval.getName(), retval);
+ return retval;
+ }
+ catch (LinkageError x)
+ {
+ throw x; // rethrow
+ }
+ catch (java.lang.VirtualMachineError x)
+ {
+ throw x; // rethrow
+ }
+ catch (java.lang.Throwable x)
+ {
+ // This should never happen, or we are beyond spec.
+ throw new InternalError ("Unexpected exception "
+ + "while defining class "
+ + name + ": "
+ + x.toString ());
+ }
}
/** This is the entry point of defineClass into the native code */
* @param name class to find.
* @return the class loaded, or null.
*/
- protected final native Class findLoadedClass(String name);
-
+ protected final Class findLoadedClass(String name)
+ {
+ return (Class) loadedClasses.get(name);
+ }
/**
* Get a resource using the system classloader.
return _Jv_FindClassFromSignature (sig, NULL);
}
-jclass
-java::lang::ClassLoader::findLoadedClass (jstring name)
-{
- return _Jv_FindClassInCache (_Jv_makeUtf8Const (name), this);
-}
-
/** This function does class-preparation for compiled classes.
NOTE: It contains replicated functionality from
_Jv_ResolvePoolEntry, and this is intentional, since that function