001    package org.apache.turbine.modules;
002    
003    
004    /*
005     * Licensed to the Apache Software Foundation (ASF) under one
006     * or more contributor license agreements.  See the NOTICE file
007     * distributed with this work for additional information
008     * regarding copyright ownership.  The ASF licenses this file
009     * to you under the Apache License, Version 2.0 (the
010     * "License"); you may not use this file except in compliance
011     * with the License.  You may obtain a copy of the License at
012     *
013     *   http://www.apache.org/licenses/LICENSE-2.0
014     *
015     * Unless required by applicable law or agreed to in writing,
016     * software distributed under the License is distributed on an
017     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
018     * KIND, either express or implied.  See the License for the
019     * specific language governing permissions and limitations
020     * under the License.
021     */
022    
023    /**
024     * A common interface for Screen, Layout and Navigation Loader
025     *
026     * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
027     * @version $Id: Loader.java 1078552 2011-03-06 19:58:46Z tv $
028     */
029    
030    public interface Loader<T extends Assembler>
031    {
032        /**
033         * Get an Assembler.
034         *
035         * @param name name of the requested Assembler
036         * @return an Assembler
037         * @throws Exception generic exception
038         */
039        T getAssembler(String name) throws Exception;
040    
041        /**
042         * Get the size of a possibly configured cache
043         *
044         * @return the size of the cache in bytes
045         */
046        int getCacheSize();
047    }