// Copyright 2006, 2009 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.apache.tapestry5.ioc.annotations;

import java.lang.annotation.Documented;
import static java.lang.annotation.ElementType.METHOD;
import java.lang.annotation.Retention;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Target;

/**
 * Used with a service decorator method to control the order in which decorations occur. Identifies other decorators
 * which should occur before the annotated decorator.
 *
 * @see org.apache.tapestry5.ioc.def.DecoratorDef
 */
@Target(METHOD)
@Retention(RUNTIME)
@Documented
@UseWith(AnnotationUseContext.SERVICE_DECORATOR)
public @interface Order
{
    /**
     * Any number of ordering constraint strings.
     */
    String[] value();
}
