001    // Copyright 2006, 2007, 2009 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5.annotations;
016    
017    import org.apache.tapestry5.model.ComponentModel;
018    import org.apache.tapestry5.ioc.annotations.UseWith;
019    
020    import java.lang.annotation.Documented;
021    import static java.lang.annotation.ElementType.TYPE;
022    import java.lang.annotation.Inherited;
023    import java.lang.annotation.Retention;
024    import static java.lang.annotation.RetentionPolicy.RUNTIME;
025    import java.lang.annotation.Target;
026    
027    import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.*;
028    
029    /**
030     * Used to identify a component that can support informal parameters. By default, components do not support informal
031     * parameters.
032     *
033     * @see ComponentModel#getSupportsInformalParameters()
034     */
035    @Target(TYPE)
036    @Retention(RUNTIME)
037    @Documented
038    @Inherited
039    @UseWith({COMPONENT,MIXIN})
040    public @interface SupportsInformalParameters
041    {
042    
043    }