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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
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 * file and include the License file at packager/legal/LICENSE.txt.
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 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
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 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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/*
 * DefaultValue.java
 *
 * Created on November 16, 2006, 2:04 PM
 *
 */

package javax.ws.rs;

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

/**
 * Defines the default value of request metadata that is bound using one of the 
 * following annotations:
 * {@link javax.ws.rs.PathParam}, 
 * {@link javax.ws.rs.QueryParam}, 
 * {@link javax.ws.rs.MatrixParam},
 * {@link javax.ws.rs.CookieParam},
 * {@link javax.ws.rs.FormParam},
 * or {@link javax.ws.rs.HeaderParam}.
 * The default value is used if the corresponding metadata is not present in the
 * request.
 * 
 * <p>If the type of the annotated parameter is 
 * <code>List</code>, <code>Set</code> or <code>SortedSet</code> then the
 * resulting collection will have a single entry mapped from the supplied 
 * default value.</p>
 * 
 * <p>If this annotation is not used and the corresponding metadata is not
 * present in the request, the value will be an empty collection for 
 * <code>List</code>, <code>Set</code> or <code>SortedSet</code>, null for 
 * other object types, and the Java-defined default for primitive types.</p>
 * 
 * @see PathParam
 * @see QueryParam
 * @see FormParam
 * @see HeaderParam
 * @see MatrixParam
 * @see CookieParam
 */
@Target({ElementType.PARAMETER, ElementType.METHOD, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public @interface DefaultValue {
    /**
     * The default value.
     */
    String value();
}