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package com.sun.jdi.request;

import com.sun.jdi.event.ClassUnloadEvent;
import com.sun.jdi.event.EventQueue;
import com.sun.jdi.event.EventSet;


Request for notification when a class is unloaded in the target VM. When an enabled ClassUnloadRequest is satisfied, a event set containing an ClassUnloadEvent will be placed on the EventQueue. The collection of existing ClassUnloadRequests is managed by the EventRequestManager 

Refer to the Java Virtual Machine Specification for more information
on class unloading.

Author:Robert Field
See Also:
Since: 1.3
/**
 * Request for notification when a class is unloaded in the target VM.
 * When an enabled ClassUnloadRequest is satisfied, a
 * {@link EventSet event set} containing an
 * {@link ClassUnloadEvent ClassUnloadEvent} will
 * be placed on the {@link EventQueue EventQueue}.
 * The collection of existing ClassUnloadRequests is
 * managed by the {@link EventRequestManager}
 * <p>
 * Refer to the Java Virtual Machine Specification for more information
 * on class unloading.
 *
 * @see ClassUnloadEvent
 * @see EventQueue
 * @see EventRequestManager
 *
 * @author Robert Field
 * @since  1.3
 */
public interface ClassUnloadRequest extends EventRequest {

    
Restricts the events generated by this request to the
unloading of reference types whose name matches a restricted
regular expression. Regular expressions are limited to exact
matches and patterns that begin with '*' or end with '*'; for
example, "*.Foo" or "java.*".

Params:
  • classPattern – the pattern String to filter for.
Throws:
/**
     * Restricts the events generated by this request to the
     * unloading of reference types whose name matches a restricted
     * regular expression. Regular expressions are limited to exact
     * matches and patterns that begin with '*' or end with '*'; for
     * example, "*.Foo" or "java.*".
     * @param classPattern the pattern String to filter for.
     * @throws InvalidRequestStateException if this request is currently
     * enabled or has been deleted.
     * Filters may be added only to disabled requests.
     */
    void addClassFilter(String classPattern);

    
Restricts the events generated by this request to the
unloading of reference types whose name does not match
a restricted regular expression. Regular expressions are limited
to exact matches and patterns that begin with '*' or end with '*';
for example, "*.Foo" or "java.*".

Params:
  • classPattern – the pattern String to filter against.
Throws:
/**
     * Restricts the events generated by this request to the
     * unloading of reference types whose name does <b>not</b> match
     * a restricted regular expression. Regular expressions are limited
     * to exact matches and patterns that begin with '*' or end with '*';
     * for example, "*.Foo" or "java.*".
     * @param classPattern the pattern String to filter against.
     * @throws InvalidRequestStateException if this request is currently
     * enabled or has been deleted.
     * Filters may be added only to disabled requests.
     */
    void addClassExclusionFilter(String classPattern);
}