001 /*--------------------------------------------------------------------------+ 002 $Id: IMeshWalker.java 26283 2010-02-18 11:18:57Z juergens $ 003 | | 004 | Copyright 2005-2010 Technische Universitaet Muenchen | 005 | | 006 | Licensed under the Apache License, Version 2.0 (the "License"); | 007 | you may not use this file except in compliance with the License. | 008 | You may obtain a copy of the License at | 009 | | 010 | http://www.apache.org/licenses/LICENSE-2.0 | 011 | | 012 | Unless required by applicable law or agreed to in writing, software | 013 | distributed under the License is distributed on an "AS IS" BASIS, | 014 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 015 | See the License for the specific language governing permissions and | 016 | limitations under the License. | 017 +--------------------------------------------------------------------------*/ 018 package edu.tum.cs.commons.visitor; 019 020 import java.util.Collection; 021 022 import edu.tum.cs.commons.error.NeverThrownRuntimeException; 023 024 /** 025 * Interface for a mesh walker, i.e. a class which allows the traversal of a 026 * general mesh of elements. 027 * 028 * @param <T> 029 * the type of the elements of the mesh. 030 * @param <X> 031 * the type of exception thrown. Use 032 * {@link NeverThrownRuntimeException} if no exception is thrown 033 * 034 * @author hummelb 035 * @author $Author: juergens $ 036 * @version $Rev: 26283 $ 037 * @levd.rating GREEN Hash: 24DD25A493EC60B0CA0EA2235C5EFF75 038 */ 039 public interface IMeshWalker<T, X extends Exception> { 040 041 /** 042 * Returns all elements which are directly reachable from a given element 043 * (and are part of the mesh). 044 */ 045 public Collection<T> getAdjacentElements(T element) throws X; 046 047 }