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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.cxf.annotations;

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;

/**
 * Attaches a Policy to a service or method
 */
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ ElementType.TYPE, ElementType.METHOD })
public @interface Policy {
    
    String uri();
    
    boolean includeInWSDL() default true;
    
    
    /**
     * The place to put the PolicyReference.  The Default depends on the 
     * location of the annotation.   On the method in the SEI, it would be
     * the binding/operation, on the SEI, it would be the binding, on the 
     * service impl, the service element.
     * @return location
     */
    Placement placement() default Placement.DEFAULT;
    
    /**
     * If Placement is PORT_TYPE_OPERATION_FAULT, or BINDING_OPERATION_FAULT,
     * return the fault class associated with this documentation 
     * @return the fault class
     */
    Class faultClass() default DEFAULT.class;
    
    enum Placement {
        DEFAULT,
        
        PORT_TYPE,
        PORT_TYPE_OPERATION,
        PORT_TYPE_OPERATION_INPUT,
        PORT_TYPE_OPERATION_OUTPUT,
        PORT_TYPE_OPERATION_FAULT,

        BINDING,
        BINDING_OPERATION,
        BINDING_OPERATION_INPUT,
        BINDING_OPERATION_OUTPUT,
        BINDING_OPERATION_FAULT,

        SERVICE,
        SERVICE_PORT,
    };
    
    static final class DEFAULT { }
}