org.apache.juneau.annotation.BeanIgnore Maven / Gradle / Ivy

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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.annotation;

import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.RetentionPolicy.*;

import java.lang.annotation.*;

/**
 * Ignore classes, fields, and methods from being interpreted as bean or bean components.
 *
 * 
 * Can be used in the following locations:
 * 

 * 	Classes - Forces bean-like classes to be treated as non-beans.
 * 	
Methods - Forces getters/setters to be ignored.
 * 	
Fields - Forces bean fields to be ignored.
 * 	
@Rest-annotated classes and @RestOp-annotated methods when an {@link #on()} value is specified.
 * 
 *
 * See Also:

 * 	@BeanIgnore Annotation

 * 
 */
@Documented
@Target({FIELD,METHOD,TYPE,CONSTRUCTOR})
@Retention(RUNTIME)
@Inherited
@Repeatable(BeanIgnoreAnnotation.Array.class)
@ContextApply(BeanIgnoreAnnotation.Applier.class)
public @interface BeanIgnore {
	/**
	 * Dynamically apply this annotation to the specified classes/methods/fields/constructors.
	 *
	 * 
	 * Used in conjunction with {@link org.apache.juneau.BeanContext.Builder#applyAnnotations(Class...)} to dynamically apply an annotation to an existing class/method/field/constructor.
	 * It is ignored when the annotation is applied directly to classes/methods/fields/constructors.
	 *
	 * 
Valid patterns:
	 * 
	 *  Classes:
	 * 		
	 * 			Fully qualified:
	 * 				
	 * 					"com.foo.MyClass"
	 * 				
	 * 			
Fully qualified inner class:
	 * 				
	 * 					"com.foo.MyClass$Inner1$Inner2"
	 * 				
	 * 			
Simple:
	 * 				
	 * 					"MyClass"
	 * 				
	 * 			
Simple inner:
	 * 				
	 * 					"MyClass$Inner1$Inner2"
	 * 					
"Inner1$Inner2"
	 * 					
"Inner2"
	 * 				
	 * 		
	 * 	
Methods:
	 * 		
	 * 			Fully qualified with args:
	 * 				
	 * 					"com.foo.MyClass.myMethod(String,int)"
	 * 					
"com.foo.MyClass.myMethod(java.lang.String,int)"
	 * 					
"com.foo.MyClass.myMethod()"
	 * 				
	 * 			
Fully qualified:
	 * 				
	 * 					"com.foo.MyClass.myMethod"
	 * 				
	 * 			
Simple with args:
	 * 				
	 * 					"MyClass.myMethod(String,int)"
	 * 					
"MyClass.myMethod(java.lang.String,int)"
	 * 					
"MyClass.myMethod()"
	 * 				
	 * 			
Simple:
	 * 				
	 * 					"MyClass.myMethod"
	 * 				
	 * 			
Simple inner class:
	 * 				
	 * 					"MyClass$Inner1$Inner2.myMethod"
	 * 					
"Inner1$Inner2.myMethod"
	 * 					
"Inner2.myMethod"
	 * 				
	 * 		
	 * 	
Fields:
	 * 		
	 * 			Fully qualified:
	 * 				
	 * 					"com.foo.MyClass.myField"
	 * 				
	 * 			
Simple:
	 * 				
	 * 					"MyClass.myField"
	 * 				
	 * 			
Simple inner class:
	 * 				
	 * 					"MyClass$Inner1$Inner2.myField"
	 * 					
"Inner1$Inner2.myField"
	 * 					
"Inner2.myField"
	 * 				
	 * 		
	 * 	
Constructors:
	 * 		
	 * 			Fully qualified with args:
	 * 				
	 * 					"com.foo.MyClass(String,int)"
	 * 					
"com.foo.MyClass(java.lang.String,int)"
	 * 					
"com.foo.MyClass()"
	 * 				
	 * 			
Simple with args:
	 * 				
	 * 					"MyClass(String,int)"
	 * 					
"MyClass(java.lang.String,int)"
	 * 					
"MyClass()"
	 * 				
	 * 			
Simple inner class:
	 * 				
	 * 					"MyClass$Inner1$Inner2()"
	 * 					
"Inner1$Inner2()"
	 * 					
"Inner2()"
	 * 				
	 * 		
	 * 	
A comma-delimited list of anything on this list.
	 * 
	 *
	 * See Also:

	 * 	Dynamically Applied Annotations
	 * 
	 *
	 * @return The annotation value.
	 */
	String[] on() default {};

	/**
	 * Dynamically apply this annotation to the specified classes.
	 *
	 * 
	 * Identical to {@link #on()} except allows you to specify class objects instead of a strings.
	 *
	 * 
See Also:

	 * 	Dynamically Applied Annotations
	 * 
	 *
	 * @return The annotation value.
	 */
	Class[] onClass() default {};
}