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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.rest.jaxrs;

import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.RetentionPolicy.*;

import java.lang.annotation.*;

import org.apache.juneau.*;
import org.apache.juneau.json.*;
import org.apache.juneau.parser.*;
import org.apache.juneau.rest.*;
import org.apache.juneau.rest.annotation.*;
import org.apache.juneau.serializer.*;
import org.apache.juneau.transform.*;
import org.apache.juneau.xml.*;

/**
 * Annotations applicable to subclasses of {@link BaseProvider}.
 *
 * <h5 class='section'>Description:</h5>
 * 
 * Used to associate serializers, parsers, filters, and properties with instances of {@link BaseProvider}.
 */
@Documented
@Target(TYPE)
@Retention(RUNTIME)
@Inherited
public @interface JuneauProvider {

	/**
	 * Provider-level bean filters.
	 * 
	 * <p>
	 * These filters are applied to all serializers and parsers being used by the provider.
	 * 
	 * <p>
	 * If the specified class is an instance of {@link BeanFilterBuilder}, then a filter built from that builder is added.
	 * Any other classes are wrapped in a {@link InterfaceBeanFilterBuilder} to indicate that subclasses should
	 * be treated as the specified class type.
	 */
	Class<?>[] beanFilters() default {};

	/**
	 * Provider-level POJO swaps.
	 * 
	 * <p>
	 * These POJO swaps are applied to all serializers and parsers being used by the provider.
	 * 
	 * <p>
	 * If the specified class is an instance of {@link PojoSwap}, then that swap is added.
	 * Any other classes are wrapped in a {@link SurrogateSwap}.
	 */
	Class<?>[] pojoSwaps() default {};

	/**
	 * Provider-level properties.
	 * 
	 * <p>
	 * Any of the following property names can be specified:
	 * <ul>
	 * 	<li>{@link RestContext}
	 * 	<li>{@link BeanContext}
	 * 	<li>{@link SerializerContext}
	 * 	<li>{@link ParserContext}
	 * 	<li>{@link JsonSerializerContext}
	 * 	<li>{@link XmlSerializerContext}
	 * 	<li>{@link XmlParserContext}
	 * </ul>
	 * 
	 * <p>
	 * Property values will be converted to the appropriate type.
	 * 
	 * <p>
	 * These properties can be augmented/overridden through the {@link RestMethod#properties()} annotation on the REST method.
	 */
	Property[] properties() default {};

	/**
	 * Shortcut for setting {@link #properties()} of boolean types.
	 * 
	 * <p>
	 * Setting a flag is the equivalent to setting the same property to <js>"true"</js>.
	 */
	String[] flags() default {};

	/**
	 * Specifies a list of {@link Serializer} classes to add to the list of serializers available for this provider.
	 * 
	 * <p>
	 * This annotation can only be used on {@link Serializer} classes that have no-arg constructors.
	 */
	Class<? extends Serializer>[] serializers() default {};

	/**
	 * Specifies a list of {@link Parser} classes to add to the list of parsers available for this provider.
	 * 
	 * <p>
	 * This annotation can only be used on {@link Parser} classes that have no-arg constructors.
	 */
	Class<? extends Parser>[] parsers() default {};
}