001    // Copyright 2006, 2011 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.ioc.services;
016    
017    /**
018     * Creates default implementatons of a class.
019     *
020     * @see org.apache.tapestry5.ioc.services.ClassFab#addNoOpMethod(MethodSignature)
021     */
022    public interface DefaultImplementationBuilder
023    {
024        /**
025         * Creates a new implementation of the provided interface. Each method in the interface will be implemented as a
026         * noop method. The method will ignore any parameters and return null, or 0, or false (or return nothing if the
027         * method is void).
028         *
029         * @param <S>
030         * @param serviceInterface
031         * @return implementation of service interface
032         */
033        <S> S createDefaultImplementation(Class<S> serviceInterface);
034    }