com.ibm.oti.shared

Class SharedClassAbstractHelper

java.lang.Object

com.ibm.oti.shared.SharedAbstractHelper

com.ibm.oti.shared.SharedClassAbstractHelper

All Implemented Interfaces:

SharedClassHelper, SharedHelper

public abstract class SharedClassAbstractHelper
extends SharedAbstractHelper
implements SharedClassHelper

SharedClassAbstractHelper provides common functions and data to class helper subclasses.

See Also:

SharedClassHelper, SharedAbstractHelper

Constructor Summary

Constructors

Constructor and Description
SharedClassAbstractHelper()

Method Summary

Modifier and Type	Method and Description
SharedClassFilter	getSharingFilter() Returns the SharedClassFilter associated with this helper.
boolean	isSharedClassCookie(byte[] classBytes) Utility function.
void	setSharingFilter(SharedClassFilter filter) Sets the SharedClassFilter for a helper instance.

Methods inherited from class com.ibm.oti.shared.SharedAbstractHelper

getClassLoader

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.ibm.oti.shared.SharedHelper

getClassLoader

Constructor Detail

SharedClassAbstractHelper

public SharedClassAbstractHelper()

Method Detail

isSharedClassCookie

public boolean isSharedClassCookie(byte[] classBytes)

Utility function. Determines whether a byte array being passed to defineClass is a class found in the shared class cache, or a class found locally.

Parameters:

classBytes - A potential shared class cookie

Returns:

true if bytes are a cookie.

setSharingFilter

public void setSharingFilter(SharedClassFilter filter)

Sets the SharedClassFilter for a helper instance. Supplying null removes any filter that is currently associated with the helper instance.

Specified by:

setSharingFilter in interface SharedClassHelper

Parameters:

filter - The filter to use when finding and storing classes.

getSharingFilter

public SharedClassFilter getSharingFilter()

Returns the SharedClassFilter associated with this helper.

Specified by:

getSharingFilter in interface SharedClassHelper

Returns:

The filter instance, or null if none is associated