001    // Copyright 2004, 2005 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.tapestry.parse;
016    
017    import org.apache.hivemind.Resource;
018    import org.apache.tapestry.spec.IApplicationSpecification;
019    import org.apache.tapestry.spec.IComponentSpecification;
020    import org.apache.tapestry.spec.ILibrarySpecification;
021    
022    /**
023     * Service interface for a wrapper around the class
024     * {@link org.apache.tapestry.parse.SpecificationParser}.
025     * Because the implementation of {@link org.apache.tapestry.parse.SpecificationParser}
026     * is not threadsafe, the implementation of this
027     * service uses the pooled service model.
028     *
029     * <p>
030     * Note: had to use the 'I' prefix, so that {@link org.apache.tapestry.parse.SpecificationParser}
031     * could keep its name. Otherwise, it makes Spindle support really, really ugly.
032     * 
033     * @author Howard Lewis Ship
034     * @since 4.0
035     */
036    public interface ISpecificationParser
037    {
038        /**
039         * Parses an application specification from the provided Resource.
040         * 
041         * @throws org.apache.hivemind.ApplicationRuntimeException on any error.
042         */
043        IApplicationSpecification parseApplicationSpecification(Resource resource);
044    
045        IComponentSpecification parseComponentSpecification(Resource resource);
046    
047        ILibrarySpecification parseLibrarySpecification(Resource resource);
048    
049        IComponentSpecification parsePageSpecification(Resource resource);
050    }