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//
//  ========================================================================
//  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.util.annotation;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * The @ManagedAttribute annotation is used to indicate that a given method 
 * exposes a JMX attribute. This annotation is placed always on the reader 
 * method of a given attribute. Unless it is marked as read-only in the 
 * configuration of the annotation a corresponding setter is looked for 
 * following normal naming conventions. For example if this annotation is 
 * on a method called getFoo() then a method called setFoo() would be looked 
 * for and if found wired automatically into the jmx attribute.
 *
 */
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Target( { ElementType.METHOD } )
public @interface ManagedAttribute
{
    /**
     * Description of the Managed Attribute
     * 
     * @returngit checkout
     */
    String value() default "Not Specified";
    
    /**
     * name to use for the attribute
     * 
     * @return the name of the attribute
     */
    String name() default "";
    
    /**
     * Is the managed field read-only?
     * 
     * Required only when a setter exists but should not be exposed via JMX
     * 
     * @return true if readonly
     */
    boolean readonly() default false;
  
    /**
     * Does the managed field exist on a proxy object?
     * 
     * 
     * @return true if a proxy object is involved
     */
    boolean proxied() default false;
    
    
    /**
     * If is a field references a setter that doesn't conform to standards for discovery
     * it can be set here.
     * 
     * @return the full name of the setter in question
     */
    String setter() default "";
    
}




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